1. She / be / tired / so / go / home / yesterday.
…………………………………………………………………………….
2. He / study / English / for / four years.
……………………………………………………………………………
Write complete sentences using the suggested words
She / be / tired / so / go / home / yesterday.→ …………………………………………………………………………………
He / study / English / for / four years.→ ………………………………………………………………………………….
Children / have / special day / express / feelings, memories and love / their parents.→ ………………………………………………………………………………….
We have / opportunity / enhance / family traditions.→ ………………………………………………………………………………….
Sunday / a day off / so everybody / free / work / study.→ ………………………………………………………………………………….
She was tired so she went home yesterday.
He has studied English for four years.
Children should have a special day to express their feelings, memories and love to their parents.
We have an opportunity to enhance family traditions.
Sunday is a day off so everybody is free from work or study.
This/be/interesting film/I've/see.
=>
1.He (not go)......out last night,he(stay).......at home.
2......Lan(learn)......English for 2 years?
No,he(learn)....for 3 years.
3.....you(wear).....uniform yesterday?
No.I(not wear).....yesterday.
4.....your mother(read)....book every night?
No,she(watch).....TV
This/be/interesting film/I've/see.
=> This is the most interesting film I've ever seen.
1.He (not go)....didn't go..out last night,he(stay)....stayed...at home.
2..Has....Lan(learn)...learned...English for 2 years?
No,he(learn)..has learned..for 3 years.
3...Did..you(wear)...wear..uniform yesterday?
No.I(not wear)..didn't wear...yesterday.
4...Does..your mother(read)..read..book every night?
No,she(watch)..watches...TV
1 , when he ( leave ) .............. for work last week
2 , what you ( do ) ...................yesterday ?
3 , we ( begin ) .............................. to learn english 3 years ago
4 , she ( be ) ............................... an engineer last week
5 , lan ( be not ) ............................ai home yesterday
6 , he ( wear ) ................................ the shirt last week
7 , they ( be ) .....................................here yesterday
8 , you ( go ) .................................. to school yesterday ?
9 , tam ( be ) at home last night ? - yes , he ( be )
10 , where he ( go ) .......................... yesterday ?
11 , I ( be ) .................................sick last night
12 , why you ( not come ) .............................. to class yesterday ?
13 , we ( be ) ................................ in the library yesterday ?
14 hoa ( buy ) .................................... a lot of things for her birthday party
1 , when did he ( leave ) leave for work last week
2 , what did you ( do ) do yesterday ?
3 , we ( begin ) began to learn english 3 years ago
4 , she ( be ) was an engineer last week
5 , lan ( be not ) was not at home yesterday
6 , he ( wear ) wore the shirt last week
7 , they ( be ) were here yesterday
8 , Did you ( go ) go to school yesterday ?
9 , Was Tam ( be ) at home last night ? - yes , he ( be ) was.
10 , where did he ( go ) go yesterday ?
11 , I ( be ) was sick last night
12 , why didn't you ( not come ) come to class yesterday ?
13 , Were we ( be ) in the library yesterday ?
14 hoa ( buy ) bought a lot of things for her birthday party
1. When did he ( leave ) leave for work last week?
2. What did you ( do ) do yesterday ?
3. We ( begin ) began to learn english 3 years ago.
4. She ( be ) was an engineer last week.
5. Lan ( be not ) isn't at home yesterday.
6. He ( wear ) wore the shirt last week.
7. They ( be ) were here yesterday.
8. Did you ( go ) go to school yesterday ?
9. Was Tam ( be ) at home last night ? - Yes , he ( be ) was.
10. Where did he ( go ) go yesterday ?
11. I ( be ) was sick last night.
12. Why didn't you ( not come ) come to class yesterday ?
13. Were we ( be ) in the library yesterday ?
14. Hoa ( buy ) bought a lot of things for her birthday party.
I) Put the correct form of the verb
1. He(read).... that novel many times before.
2. However,I (have)....no trouble with my car since then
3.I (not see)... John for a long time. I (see).... him 3 weeks ago.
4. The school bell (ring)..... We must go now
5. I (meet) Mary last night. She (become)....a very big girl
6. It is very hot. Summer (come)....
7.They (begin)......to study at this school 7 years ago
8. Since when (you know) ..... her?
9.How long ago(he start)......to learn English?
10. She (lose)...... her handbag on the train yesterday morning
11. My mother (be) .....in hospital for a long time and she can't go home yet
12.His dog (just run)...... out of the garden
13.Mr.Brown (travel).... by air several times in the past
14.I(see) ..... her before
15.Tom (never be).... in Hanoi
16.I (read)..... the novel written by Jack Lodon several times before
17. What....you (do).... yesterday?
18. .....you(watch).... TV last night?
19.Mr Green (teach).....English in this school since he (graduate)........ from the university in 1986
20.How long.....you.....(learn) English?
21.I (try).....to learn English for years, but I (not succeed).....yet?
22.She (read)...... all the works of Dickens. How many (you read).......?
23.I (wait)...... here nearly half an hour for my girlfriend;do you think she (forget) to come?
24.Mary (rest) .......in the garden all day because she (be)......ill
25.Although John (study)......at the University for 5 years, he (not get)...... his degree yet.
26. Jack (go)......to Switzerland for a holiday.He (never be)......there?
27.We (live)......here for the last six months, and (just decide).....to move
28.That book (lie)....on the table for weeks.You (not read)....it yet
29.He (not be)......here since Christmas, I wonder where he (live).....since then.
30.He (lose).....his books. He (look)....... for them all afternoon, but they (not turn up)........
31.She (work) ........so hard this week that she(not have)....... time to go to the cinema
32.Your hair is wat.(You swim).......for a long time?
33.You look very tired.(You wok) .........very hard?
34.The telephone (ring).......for 2 minutes, but I (not answer)........it yet
35.Saigon..........(grow) now into a big city
36.I.......(not see) Nam for a long time.I......(see) him last three years ago.
37.The bell.........(ring) so we must go
38.I.......(meet) Mary last night. She........(become) a very big girl
39. He is very thirsty; He.......(not drink) for twenty-four hours.
40.Nam.....(be) in this school for four years (and he is still here)
41. My mother........(be) in hospital for a long time and she cannot go home yet
42.She .....(read) a lot of books this year
43. Ever since he left university he .....( have) 5 different jobs in different cities
44.When he was ten he.....(run) away from home
45.How many cigarettes.....you........(smoke) today?
46.In those days, mum.........(look) after us very carefully
47.Shakespreare........(write) plays as well as poems.
48. Since my father retired, he......(write) three books
49.Iam not studying today. I.....(study) a lot yesterday. I.....(study) a lot this week.
50.Could you imagine I.......(make) ten phone calls abroad today?
51.How long........you.......(be) here for?
52.I........(like) English all my life.
53.I.......(want) to be a doctor until I was twenty
54.They...........(unemploy) since they left London
55.How long......you......(study) French?
56.I..........(not read) many novels since I went to university.
57.When I was a child, I....(like) street fook
58. I......(have) trouble concentrating for a week now.
59.He ............(learn) a lot in his job.
60.My friend Lan and I...........(know) each other for ages.
I) Put the correct form of the verb
1. He(read)..has read.. that novel many times before.
2. However,I (have)...have had.no trouble with my car since then
3.I (not see).haven't seen.. John for a long time. I (see)..saw.. him 3 weeks ago.
4. The school bell (ring)..is ringing... We must go now
5. I (meet)met Mary last night. She (become)..has become..a very big girl
6. It is very hot. Summer (come)..is coming..
7.They (begin)..began....to study at this school 7 years ago
8. Since when (you know) ..have you known... her?
9.How long ago(he start)..did he start....to learn English?
10. She (lose)...lost... her handbag on the train yesterday morning
11. My mother (be) .has been....in hospital for a long time and she can't go home yet
12.His dog (just run)..has just run... out of the garden
13.Mr.Brown (travel)..had traveled.. by air several times in the past
14.I(see) .have seen.... her before
15.Tom (never be).has never been... in Hanoi
16.I (read).. have read... the novel written by Jack Lodon several times before
17. What.did ...you (do)..do.. yesterday?
18. ....Did.you(watch).watch... TV last night?
19.Mr Green (teach).....English in this school since he (graduate)........ from the university in 1986
20.How long. has taught....you...graduated ..(learn) English?
21.I (try)...have tried..to learn English for years, but I (not succeed).....yet?
22.She (read)....has read.. all the works of Dickens. How many (you read).....have you read..?
23.I (wait)..have been waiting.... here nearly half an hour for my girlfriend;do you think she (forget)has forgotten to come?
24.Mary (rest) ...has been resting....in the garden all day because she (be)...has been...ill
25.Although John (study)...has studied...at the University for 5 years, he (not get)...hasn't got... his degree yet.
26. Jack (go)...has gone....to Switzerland for a holiday.He (never be)...have been...there?
27.We (live)....have lived..here for the last six months, and (just decide)...decided..to move
28.That book (lie)..has been lying...on the table for weeks.You (not read)...haven't read..it yet
29.He (not be)....hasn't been..here since Christmas, I wonder where he (live).has lived....since then.
30.He (lose)...has lost....his books. He (look)....has looked... for them all afternoon, but they (not turn up).....haven't turned up....
31.has worked/doesn't have
32. Have you been swimming
33. Have you worked
34. has been ringing/ haven't answered
35.is growing
36.haven't seen/saw
37.have rung
38.met/ has become
39.hasn't drunk
40.has been
41.has been
42.has read
43.has had
44. Ran
45. have you smoked
46. has looked
47.wrote
48.has read
49.studied/ will study
50.have made
51.have you been
52. have been liking
53. used to want
54.have been unemploying
55.have you been studying
56.have read
57.used to like
58.am having
59. has learnt
60.have known
I) 1. has read
2. have had
3. haven't sên
4. is ringing
5. met - has become
6. is coming
7. began
8. have you know
9. did he start
10. lost
11. has been
12. has just run
13. had traveled
14. have seen
15. has never been
16. have read
17. did - do
18. did - watch
19. has taught - graduated
20. have - been studying
21. have tried
22. has read - have you read
23. have been waiting - has forgotten
24. has been resting - has been
25. has studied - hasn't got
26. has gone - have been
27. have lived - decided
28. has been lying - haven't read
29. hasn't been - has lived
30. has lost - has looked - haven't turned up
1.Lan (meet).....................................her at the party 3 years ago
2.Last summer vacation , Mon (not buy).................................me a new buy
3.When he(leave)......................................for work last week
4.What you(do).....................................yesterday
5.We (begin) ..............................................to learn English 3 years ago
6.She (be).............................................an engineer last week
7. Lan (be not)..............................................at home yesterday
8.He (wear).....................................................the shirt last week
9.They (be)......................................here yesterday
10.You (go).........................................to school yesterday
11.Tam(be) ....................................at home last night-Yes he (be)
1.Lan (meet)............MET.........................her at the party 3 years ago
2.Last summer vacation , Mon (not buy)...............DIDN'T BUY..................me a new buy
3.When DID he(leave)..............LEAVE........................for work last week
4.What DID you(do)................DO.....................yesterday
5.We (begin) .................BEGAN.............................to learn English 3 years ago
6.She (be).................WAS............................an engineer last week
7. Lan (be not)................DIDN'T BE..............................at home yesterday
8.He (wear)......................WORE...............................the shirt last week
9.They (be)..............WERE........................here yesterday
10.DID You (go)................GO.........................to school yesterday
11.WAS Tam(be) at home last night-Yes he (be) WAS
1. met
2.didn't buy
3.left
4.What did you do...
5.began
6.Was
7. Wasn't
8.Wore
9. Were
10. Went
1. Lan met her at the party 3 years ago.
2. Last summer vacation, Mon didn't buy me a new buy.
3. When he left for work last week
4. What did you do yesterday
5. We began to learn English 3 years ago
6. She was an engineer last week
7. Lan wasn't at home yesterday
8. He wore the shirt last week
9. They were here yesterday
10. You went to shool yesterday
11. Tam was at home last night- Yes he was
12. How long have you (study) _____________ English?
I (study) ____________ English for 2 years.
13. She (watch) ____________ TV yeaterday?
No she (read) _____________books.
14. Yesterday (be) ___________ sunday.
We (stay) _____________ at home and (watch) ___________ TV.
15. They (plant) __________ trees in the garden last weekend.
12. How long have you ( study ) studied English?
I (study) have studied English for 2 years.
13. Did She (watch) watch TV yeaterday?
No she (read) didn't read books.
14. Yesterday (be) was sunday.
We (stay) stayed at home and (watch) watched TV.
15. They (plant) planted trees in the garden last weekend.
12. How long have you (study) _______studied______ English?
I (study) ______have studied______ English for 2 years.
13. She (watch) ______Did she watch______ TV yeaterday?
No she (read) _______read______books.
14. Yesterday (be) ______was_____ sunday.
We (stay) _______stayed______ at home and (watch) ______watched_____ TV.
15. They (plant) _____planted_____ trees in the garden last weekend.
12. How long have you (study) studied English?
I (study) have studied English for 2 years.
13. Did She (watch) watch TV yeaterday?
No she (read) read books.
14. Yesterday (be) was sunday.
We (stay) stayed at home and (watch) watched TV.
15. They (plant) planted trees in the garden last weekend.
\(They (study) __________ at this school for 7 years now. 13/ They (begin) __________ to study at this school 7 years ago. 14/ Since when (you know) ___________ her ? 15/ How long ago (he start) __________ to learn French ? 16/ She (lose) __________ her handbag on the train yesterday morning. 17/ My mother (be) ______ in hospital for a long time and she cannot go home yet. 18/ His dog (just run) __________ out of the garden.\)
20/ He (travel) ___________ to Mexico by air last summer.
I (try) __________ to learn French for years, but I (not succeed) _________ yet.
2/ She (read) _________ all the works of Dickens.How many (you read) _________?
3/ I (wait) __________ here nearly half an hour for my girlfriend; do you think she (forget)
__________ to come ?
4/ Mary (rest) __________ in the garden all day because she (be) __________ ill.
5/ Although John (study) __________ at the University for 5 years, he (not get) __________
his degree yet.
6/ Jack (go) __________ to Switzerland for a holiday. He (never, be) _____ there.
7/ We (live) __________ here for the last six months, and (just, decide) __________ to move.
8/ That book ( lie) __________ on the table for weeks. You (not read) ____ it yet ?
9/ He (not be) ___________ here since Christmas; I wonder where he (live) __________ since
then.
10/ He (lose) ___________ his books. He (look) ____________ for them all afternoon, but
they (not turn up) ___________ yet.
11/ She (work) ___________ so hard this week that she (not have) ___________ time to go to
the cinema.
12/ Your hair is wet. (You swim) __________ for a long time ?
13/ Bill is still a bad driver although he (drive)__________ cars for six years.
14/ You look very tired. (You work) __________very hard ?
15/ The phone (ring) __________ for 2 minutes, but I (not answer) ________ it yet
They (study) ____have been studying______ at this school for 7 years now.
13/ They (begin) ____began______ to study at this school 7 years ago.
14/ Since when (you know) ____have you known_______ her ?
15/ How long ago (he start) ____did he start______ to learn French ?
16/ She (lose) ____lost______ her handbag on the train yesterday morning.
17/ My mother (be) __has been____ in hospital for a long time and she cannot go home yet.
18/ His dog (just run) _____has just run _____ out of the garden.
20/ He (travel) ____travelled_______ to Mexico by air last summer.
I (try) ____have been trying______ to learn French for years, but I (not succeed) ___have not succeeded_____ yet.
2/ She (read) ___has read______ all the works of Dickens.How many (you read) ___have you read______?
3/ I (wait) _____have been waiting_____ here nearly half an hour for my girlfriend; do you think she (forget)
____has forgotten______ to come ?
4/ Mary (rest) ____has been resting______ in the garden all day because she (be) ___has been_______ ill.
5/ Although John (study) ____has studied______ at the University for 5 years, he (not get) ____hasn't got______
his degree yet.
6/ Jack (go) ____has been going______ to Switzerland for a holiday. He (never, be) ___had never been__ there.
7/ We (live) ___have been lying_______ here for the last six months, and (just, decide) ___have just decided_______ to move.
8/ That book ( lie) ____has been lying______ on the table for weeks. have You (not read) __read__ it yet ?
9/ He (not be) _____hasn't been______ here since Christmas; I wonder where he (live) _____has been living_____ since
then.
10/ He (lose) _____has lost______ his books. He (look) _______has been looking_____ for them all afternoon, but
they (not turn up) _____haven't turned up______ yet.
11/ She (work) ______has been working_____ so hard this week that she (not have) ____hasn't had_______ time to go to
the cinema.
12/ Your hair is wet. (You swim) ____have you been swimming______ for a long time ?
13/ Bill is still a bad driver although he (drive)____has driven______ cars for six years.
14/ You look very tired. (You work) ____have you been working______very hard ?
15/ The phone (ring) ____has been ringing______ for 2 minutes, but I (not answer) ___haven't answered_____ it yet
Tổng hợp các thì. Ai lm nhanh mk sẽ tick cho.
1. My father ( work ).................. in this factory for many years.
2. Linh ( study ) ............... medicine. She ( be ) ................ a doctor.
3. What your sister ( do ) .............. in her free time? She ( read ) ............ books, ( listen ) ................ to music and (watch)
............. TV.
4. Yesterday ( be ) ................... Sunday so Hoa ( not go ) ..................... to school. She ( stay ) .............. at home and (do) ................. her homework.
5. Now he ( live ) ............... in district 9, in HCM. He ( live ) .................. in HN 10 before.
1. My father ( work )...........has worked....... in this factory for many years.
2. Linh ( study ) ........studies....... medicine. She ( be ) ........is....... a doctor.
3. What does your sister ( do ) .....do......... in her free time? She ( read ) ......reads...... books, ( listen ) ......listens.......... to music and (watch)
.......watches...... TV.
4. Yesterday ( be ) ..........was......... Sunday so Hoa ( not go ) .............didn't go ........ to school. She ( stay ) ......stayed........ at home and (do) ......did........... her homework.
5. Now he ( live ) .......is living........ in district 9, in HCM. He ( live ) ....has lived.............. in HN 10 before.
1. My father ( work ).....has worked ............. in this factory for many years.
2. Linh ( study ) ....is studying.......... medicine. She ( be ) ......will be.......... a doctor.
3. What does your sister ( do ) .....do......... in her free time? She ( read ) ......reads...... books, ( listen ) .....listens........... to music and (watch)
....watches......... TV.
4. Yesterday ( be ) .......was............ Sunday so Hoa ( not go ) .........didn't go............ to school. She ( stay ) .....stayed......... at home and (do) ..........did....... her homework.
5. Now he ( live ) ......lives......... in district 9, in HCM. He ( live ) ........had been living.......... in HN 10 before.
I) Put the correct form of the verb
30.He (lose).....his books. He (look)....... for them all afternoon, but they (not turn up)........
31.She (work) ........so hard this week that she(not have)....... time to go to the cinema
32.Your hair is wat.(You swim).......for a long time?
33.You look very tired.(You wok) .........very hard?
34.The telephone (ring).......for 2 minutes, but I (not answer)........it yet
35.Saigon..........(grow) now into a big city
36.I.......(not see) Nam for a long time.I......(see) him last three years ago.
37.The bell.........(ring) so we must go
38.I.......(meet) Mary last night. She........(become) a very big girl
39. He is very thirsty; He.......(not drink) for twenty-four hours.
40.Nam.....(be) in this school for four years (and he is still here)
41. My mother........(be) in hospital for a long time and she cannot go home yet
42.She .....(read) a lot of books this year
43. Ever since he left university he .....( have) 5 different jobs in different cities
44.When he was ten he.....(run) away from home
45.How many cigarettes.....you........(smoke) today?
46.In those days, mum.........(look) after us very carefully
47.Shakespreare........(write) plays as well as poems.
48. Since my father retired, he......(write) three books
49.Iam not studying today. I.....(study) a lot yesterday. I.....(study) a lot this week.
50.Could you imagine I.......(make) ten phone calls abroad today?
51.How long........you.......(be) here for?
52.I........(like) English all my life.
53.I.......(want) to be a doctor until I was twenty
54.They...........(unemploy) since they left London
55.How long......you......(study) French?
56.I..........(not read) many novels since I went to university.
57.When I was a child, I....(like) street fook
58. I......(have) trouble concentrating for a week now.
59.He ............(learn) a lot in his job.
60.My friend Lan and I...........(know) each other for ages.
61.I........(stay) with my friends while I was in India
62.I....(go) to Toronto last year for business.I....(go) there several times since then.
63.I....(live) in British Columbia from 1998 to 2002
64.My friend,Joe......(live) in Vancouver since 2000
65.Before Joe.......(move) to Vancouver, he......(work) on cruise ships as a cook.
66.My collage roomate from Ghana.We...(room) together for three years, and then she .... (return) home.
67.My grandfather......(be) a great golfer for most of his life and really enjoys it.
68.Since my husband began working the night shift,he....(sleep) not very well
69.Minh works in a bookshop.He....(work) there for three years
70.Last year we....(go) to Nha Trang for a holiday.We...(stay) there for 3 weeks.
71.Tan and Quang.....(play) tennis yesterday afternoon
72.My hair is clean.I.....(wash) it
73.I......(wash) my hair after breakfast this morning
74.........you.......(see) Lan last year?
75.When I was child I......(not like) picture books
76........you ever........(be) to the United States?
77.What time....you......(go) to bed last night?
78.My aunt is a writer.She.....(write) many books
79.Kathy loves travelling.She .....(visit) many countries
80.We (study)....a very hard lesson the day before yesterday.
I) Put the correct form of the verb
30.He (lose)...has lost..his books. He (look)...has been looking.... for them all afternoon, but they (not turn up)....haven't turned up....
31.She (work) .....has been working...so hard this week that she(not have)....hasn't had... time to go to the cinema
32.Your hair is wat.(You swim)...Have you been swimming....for a long time?
33.You look very tired.(You wok) .....Have you been working....very hard?
34.The telephone (ring)....has been ringing...for 2 minutes, but I (not answer)....haven't answered....it yet
35.Saigon.....is growing.....(grow) now into a big city
36.I....haven't seen...(not see) Nam for a long time.I....saw..(see) him last three years ago.
37. The bell....ring.....(ring) so we must go
38.I....met...(meet) Mary last night. She...has become.....(become) a very big girl
39. He is very thirsty; He...hasn't drunk....(not drink) for twenty-four hours.
40.Nam...has been..(be) in this school for four years (and he is still here)
41. My mother...has been.....(be) in hospital for a long time and she cannot go home yet
42. She ..has read...(read) a lot of books this year
43. Ever since he left university he ...has had..( have) 5 different jobs in different cities
44.When he was ten he...ran..(run) away from home
45.How many cigarettes...are..you.....smoking...(smoke) today?
46.In those days, mum....looked.....(look) after us very carefully
47.Shakespreare....wrote...(write) plays as well as poems.
48. Since my father retired, he...has writed...(write) three books
49.I am not studying today. I..studied...(study) a lot yesterday. I.....(study) a lot this week.
50. Could you imagine I...make....(make) ten phone calls abroad today?
51.How long....have....you...been....(be) here for?
52.I....like....(like) English all my life.
53.I....want...(want) to be a doctor until I was twenty
54.They.....have unemployed......(unemploy) since they left London
55.How long...have...you...been studying...(study) French?
56.I.....haven't read.....(not read) many novels since I went to university.
57.When I was a child, I..liked..(like) street fook
58. I...am having...(have) trouble concentrating for a week now.
59. He .......learned.....(learn) a lot in his job.
60.My friend Lan and I......have known.....(know) each other for ages.
61.I.....was staying...(stay) with my friends while I was in India
62.I..went..(go) to Toronto last year for business.I..have gone..(go) there several times since then.
63.I..lived..(live) in British Columbia from 1998 to 2002
64.My friend,Joe...has lived...(live) in Vancouver since 2000
65.Before Joe...moved....(move) to Vancouver, he..has worked....(work) on cruise ships as a cook.
66. My collage roomate from Ghana.We..have room.(room) together for three years, and then she ..returned.. (return) home.
67.My grandfather....is..(be) a great golfer for most of his life and really enjoys it.
68.Since my husband began working the night shift,he..has slept..(sleep) not very well
69.Minh works in a bookshop.He..has worked..(work) there for three years
70.Last year we..went..(go) to Nha Trang for a holiday.We.have stayed..(stay) there for 3 weeks.
71.Tan and Quang...played..(play) tennis yesterday afternoon
72.My hair is clean.I...wash..(wash) it
73.I...wash...(wash) my hair after breakfast this morning
74....Did.....you...see....(see) Lan last year?
75.When I was child I...didn't like...(not like) picture books
76....Have....you ever....been....(be) to the United States?
77.What time..did..you...go...(go) to bed last night?
78.My aunt is a writer.She...writes..(write) many books
79.Kathy loves travelling.She ..has visited...(visit) many countries
80.We (study)..have studied..a very hard lesson the day before yesterday.