bài tập biến đổi câu

1.she began to play the piano 5 months ago

she has.................................................................................

2.it last snowed 2 weeks ago

it has not...............................................................................

3.this is the first time i have gone to this place

i have not..............................................................................

4.when did you learn english

how long................................................................................

5.it is 2 months since i last met nga

the last time i.........................................................................

Rewrite the following sentences 1.Tom began playing the piano 4 years ago. 🡪Tom has…………………………………………………………….. 2. I started cooking for the party 4 hours ago. 🡪I have…………………………………………………………………….. 3. She started working as a secretary 2 years ago. 🡪She………………………………………………………………………….. 4. My father is reading a newspaper. He started 2 hours ago. 🡪My father……………………………………………... 5.My sister began to study English a year ago. 🡪My sister………………………………………….. 6.Scientists began to fight against AIDS in 1980. 🡪Scientists have…………………………………………………... 7.The Browns have lived in London for 20 years. 🡪The Browns began……………………………………………………………. 8. John has worked for this electronics firm since 1999. 🡪John started……………………………………………………….. 9. Women have fought for their rights since the middle of the 20th century. 🡪Women began………………………………………………………….. 10. Jack and Jill have learned to drive for 2 weeks. 🡪Jack and Jill started…………………………………………………………... 1.Tom has not had his hair cut for over 3 months. 🡪It’s………………………………………………………………. 2.M father hasn’t been to Hanoi for 2 years. 🡪It is……………………………………………………………………. 3.I haven’t enjoyed myself so much for years. 🡪It is………………………………………………………………….. 4. I haven’t eaten this kind of food for 2 years. 🡪It is………………………………………………………………... 5.Mary hasn’t rung for hours. 🡪It is………………………………………………………………. 6.We haven’t seen him for 4 years. 🡪It is……………………………………………………………………………. 7.It’s over a year since I last went to see them. 🡪I haven’t………………………………………………………….. 8.It’s more than ten years since I last played football. 🡪I haven’t……………………………………………………………….

1.The last time she saw him was him 3 months ago

=> It's

2.I last saw them 5 years ago

=>I have

=>It's

3.They started working there 10 years ago

=>They have

=>It's

4.She last read this letter 3 months ago

=>She has

=>It's

5.It's a long time since I last skipped rope

=>I have

6.He hasn't eaten dog meat before

=>This is the first time

7.This is the most luxuruous hotel my family has ever lived

=>My family has never lived in such

=>My family has never lived in a

8.It is the most expensive car he has ever bought

=>He has never

9.That is the worst restaurant we have ever eaten in

=>We have not

1. When did she began working in this company? => how long....

2. This is the first time I have seen such a tall man . => this is. . .

3. This is the first time I have eaten such a good meal .=> I haven't....

4. The last time she gost an a in English is last month=> she hasn't... .

5. Has you ever seen an elephant before? => is this....

6. It is 3 years since I last taught in BHH school=> I haven't.....

7. The last time she traveled be bus was 6 years ago=> it is. . ....

8. I haven't meet a fatter man than this man => this is the....

9. She began conducting the survey 3 days ago=> she has....

10. He has written that novel 6 months =>he started....

Cần gấp

NÊU LÝ THUYẾT TỪNG CÂU TẠI SAO ĐIỀN ĐƯỢC NHƯ VẬY NHA gấpppp

1. The last time I went to Ho Chi Minh City was ten years ago.
→ It has been  ten years since the  last time I went to Ho Chi Minh City
2. This is the most interesting novel I have ever read.
→ I have never read such an interesting novel before
3. This is the first time I have been to Bangkok.
→ I haven't  been to Bangkok before
4. I started learning English 10 years ago
→ I have learned  English for 10 years
5. It has been ages since I last saw him.
→ I have last seen him for ages

didn't call her up 2 days ago.
I haven't
Did you finish the test an hour ago?
Have
I started playing tennis last year.
I've
I haven’t seen him for a week
It’s
When did you first see her?
How long
She didn't learn hard in 2005.
She hasn't
He has used the computer since he was 19
He began
Peter has watched that film since last month
It’s
The boys began playing soccer a year ago.
The boys have
Has Dad worked here since I was born?
Did
The last time We saw her was 2 months ago
We haven ‘t
Tom did not work here when I met him on the street
Tom has
This is the first time he forgot his bag
He has
Haven’t you used this car for a long time ?
Did you
Is it the first time your father drunk that wine
Is your father?
This car is the most mordern I’ve used
I’ve
It’s four years since I learnt in Hoa Lien school
I have
She last wore that dress at her sister’s wedding
she hasn’t
When did you start working in that factory?
How long
Nam hasn’t written to his friend since 2005
It is
It is the first time I have heard about that
I have
They have’t played volleyball since last year
It is
Mr Nam has worked in this factory for years
Mr Nam started
Hoa hasn’t met me since she went abroad
Hoa last
Mr Lam started learning French on september 2nd
Mr Lam've
He has used this car since he bought a new house
He began
She didn't learn hard in 2005.
She hasn't
Peter watched this film when he came home.
Peter has
It's a week since I last saw her.
I haven't
The boys began playing soccer a year ago.
The boys have
Did Dad start to work here when I was born?
Has
When did you first see her?
How long
The last time We saw her was 2 months ago
We haven ‘t
Tom did not work here when I met him on the street
Tom has
This is the first time he forgot his bag
He has never
Children began to play games at 9pm
Children have
When did you first know her ?
How long
I have never tasted the cake before
This is the
I haven’t played tennis since 1990
The last
I haven’t been to Briton for three years
The last
I have never met such a famous person before
It’s
I’ve never eaten this before
It’s

didn't call her up 2 days ago.
I haven't
Did you finish the test an hour ago?
Have
I started playing tennis last year.
I've
I haven’t seen him for a week
It’s
When did you first see her?
How long
She didn't learn hard in 2005.
She hasn't
He has used the computer since he was 19
He began
Peter has watched that film since last month
It’s
The boys began playing soccer a year ago.
The boys have
Has Dad worked here since I was born?
Did
The last time We saw her was 2 months ago
We haven ‘t
Tom did not work here when I met him on the street
Tom has
This is the first time he forgot his bag
He has
Haven’t you used this car for a long time ?
Did you
Is it the first time your father drunk that wine
Is your father?
This car is the most mordern I’ve used
I’ve
It’s four years since I learnt in Hoa Lien school
I have
She last wore that dress at her sister’s wedding
she hasn’t
When did you start working in that factory?
How long
Nam hasn’t written to his friend since 2005
It is
It is the first time I have heard about that
I have
They have’t played volleyball since last year
It is
Mr Nam has worked in this factory for years
Mr Nam started
Hoa hasn’t met me since she went abroad
Hoa last
Mr Lam started learning French on september 2nd
Mr Lam've
He has used this car since he bought a new house
He began
She didn't learn hard in 2005.
She hasn't
Peter watched this film when he came home.
Peter has
It's a week since I last saw her.
I haven't
The boys began playing soccer a year ago.
The boys have
Did Dad start to work here when I was born?
Has
When did you first see her?
How long
The last time We saw her was 2 months ago
We haven ‘t
Tom did not work here when I met him on the street
Tom has
This is the first time he forgot his bag
He has never
Children began to play games at 9pm
Children have
When did you first know her ?
How long
I have never tasted the cake before
This is the
I haven’t played tennis since 1990
The last
I haven’t been to Briton for three years
The last
I have never met such a famous person before
It’s
I’ve never eaten this before
It’s

1.The last time I played football was in 1970.
(I have .
2. The last time it rained was a fortnight ago.
(It has .
3. The last time Lucy wore that dress was at Barbara’s wedding.
(Lucy has .
4. The last time my father was to Vung Tau was 2 years ago.
(My father .
5.The last time Betty rode to work was a fortnight ago.
(Betty has .
6.He hasn’t played tennis since 1990.
(The last time .
7.I haven’t met her for 2 months.
(The last time .

B –

S + V QKĐ – start / begin + ………………… + ago

↔ S + V HTHT / HTHTTD + ………………… + since / for (bỏ start / begin)


Rewrite the following sentences, using the words given.
Ex: - He started workingfor this factory a year ago.
(He has been working for this factory since last year / for a year.
1.Tom began playing the piano 4 years ago.
(Tom has .
2. I started cooking for the party 4 hours ago.
(I have .
3. She started working as a secretary 2 years ago.
(She .
4. My father is reading a newspaper. He started 2 hours ago.
(My father .
5.My sister began to study English a year ago.
(My sister .
6.Scientists began to fight against AIDS in 1980.
(Scientists have .
7.The Browns have been living in London for 20 years.
(The Browns began .
8. John has worked for this electronics firm since 1999.
(John started .
9. Women have been fighting for their rights since the middle of the 20thcentury.
(Women began .
10. Jack and Jill have learned to drive for 2 weeks.
(Jack and Jill started .
11. How long have you studied English?
(When .
12. When did you begin to do research on lung cancer?
(How long .
C-

S + V HTHT – PĐ + ………… +before
↔ It / This is the first time + S + V HTHT – KĐ +………… (bỏ before)


Rewrite the following sentences, using the words given:
Ex : I haven’t seen that film before.
(It / This is the first time I have seen that film.
1.My father hasn’t driven a car before.
(This is the first time .
2.I’ve never met such a famous singer before.
(It’s the first time .
3.She has never been to the ballet before.
(It’s the first time .
4.She hasn’t drunk Coca Cola before.
(This is the first time .
5.I have never read this book before.
(It’s the first time .
6.I have never met such an intelligent student before.
(It’s the first time .
7.This is the first time my grandfather has been to