1.       There was a time when watching TV really________ family entertainment

          a. were                        b. was                       c. had been                d. is

2.       Last year they __________ 22 million TV sets.

          a. were selling           b. has sold               c. has sold                  d. sold

3.       At last the bus came. We _________ for half an hour

          a. waited                    b. was waiting         c. have waited           d. had been waiting

4.       Through the rain, I ______ a lighted window and a sign wich said "Sam's Place".

          a. have seen               b. was seeing           c. saw                         d. see

5.       Danniel ______ the bus. It doesn't run on Sundays.

          a. Did not catch                                          b. have not caught

          c. had not caught                                        d. couldn't have caught

6.       We didn't play very well. We______ better.

          a. should have played                                b. should play           c. have played   d. have been playing

7.       I think you ______ pay to park here, I'll just go and read that notice.

          a. will                         b. would                   c. must                        d. better

8.       I think you should have that coast_____ soon.

          a. cleaned                  b. being cleaned     c. leaning                   d. to clean

9.       I'm feeling sick. I_______ so much chocolate last night.

          a. needn't to eat         b. did not eat           c. mustn't eat         d. shouldn't have eaten

10.     I'm going on holyday on Saturday. This time next week I_____ on a beach in the sea.

          a. will lie                    b. am lying               c. will be lying          d. should be lying

11.     Ted and Amy______ for 24 years.

          a. have been married                                 b. married                  c. were married d. has been married

12.     Tomorrow I_______ my grandparents.

          a. am going to visit   b. will have visited c. have visited           d. visit

13.     When their first child was born, they_____ married for three years.

          a. have been married                                                                     b. had been married

          c. will been married                                   d. will have been married

14.     I think the weather______ nice later.

          a. will be                    b. be                          c. is                             d. has been

15.     She_______ very angry when she knows this.

          a. shall be                  b. has been              c. will have been      d. will be

16.     We__________ a party last Saturday. It was great we invited lots of people.

          a. have                        b. have had              c. had                          d. had had

17.     I was sad when I sold my car. I_____ it for a very long time.

          a. am running            b. were running       c. had been running d. have been running

18.     We were extremely tired at the end of the journey. We____ for more than 24 hours.

          a. had been traveling                                 b. were traveling       c. have traveled                        d. traveled

19.     The house was very quiet when I got home. Everybody______ straight to bed.

          a. had gone                b. have gone            c. went                        d. go

20.     The man sitting next to me on the plane was nervous because he______ before.

          a. hasn't flown           b. didn't fly              c. hadn't flown          d. wasn't flying

viết 1 đoạn văn diễn dịch trong đó có sử dụng trợ từ  với câu chủ đề tình yêu quê hương đất nc là 1 điều k thể thiếu trong mỗi con người

Câu 6. The village lies near the _______ of a mountain and by a river.

            A. feet                         B. leg                                       C. skin                         D. foot

Câu 7. Jack has a good memory. He can learn these vocabulary items _______ easily.

            A. with heart               B. in my                                  C. by heart                  D. of mind

Câu 8. We had a picnic on the river _______ before going home late in the evening.

            A. side                         B. bank                                    C. part                         D. place

Câu 9. Tam doesn’t go to school on Saturdays and Sundays. He doesn’t go to school on _______ .

            A. weekdays               B. other days                           C. weekends               D. any days

Câu 10. Some designers have taken _______ from Vietnam’s ethnic minorities.

            A. inspire                     B. inspired                               C. inspiring                 D.  inspiration

Câu 11. Have they found a malaria vaccine _______ ?

            A. already                   B. yet                                      C. since                       D. for

Câu 12. There are usually a lot of parties _______ New Year’s Eve.

            A. in                            B. on                                       C. at                            D. when

Câu 13. The doctor advised me _______ jogging every morning.

            A. went                       B. go                                       C. to go                       D. going

Câu 14. I was six when I discovered there was no _______ Santa Claus.

            A. person as                B. such a person like               C. person like  D. such person as

Câu 15. The test was _______ easy that all the students got a high score.

            A. such                        B. so                                        C. as                            D. very

Câu 16. Everybody _______ present in the meeting hall now.

            A. are                          B. is                                         C. being                      D. is being

He (be)…is being/is …….at school now

Câu 17. He wants to lose weight, _______ he works out in the gym every day.

            A. but                          B. that                                     C. so                            D. and

Câu 18. When we _______ to visit her last night, she _______ television.

            A. come/ is watching                                                  B. came/ was watching

            C. came/ is watching                                                   D. came/ watched

Câu 19. “What’s on TV tonight?” She asked. She asked me _______ .

            A. what was on TV that night                                                B. what on TV that night was

            C. what is on TV tonight                                            D. what is on TV that night

Câu 20. If you want to attend the course, you _______ pass the written exam.

            A. could                      B. had to                                 C. must                       D. can

Câu 21. The house was _______ to live in, so we moved to a bigger one.

            A. small enough for us                                                B. too small for us

            C. enough small for us                                                D. so small to us

Câu 22. Alice _______ me that she went to London last year.

            A. says                                    B. said                                     C. told to                    D. told

Câu 23. It was impolite _______ him to shout at the meeting.

            A. of                            B. to                                        C. about                      D. with

Câu 24. People like wearing jeans because the material doesn’t wear _______ easily.

            A. by                           B. away                                   C. of                            D. out

Câu 25. Tom wished he could help his sister with her homework, but he _______ .

            A. could                      B. can                                      C. couldn’t                  D. can’t

A=\(\left(\dfrac{x}{x+2}+\dfrac{x^3-8}{x^3+8}.\dfrac{x^2-2x+4}{4-x^2}\right):\dfrac{4}{x+2}\)

a)  tìm đkxđ và rút gọn biểu thức A

b)  tìm x để A=3

c)  tìm x để a<1

d)   tính giá trị của A khi |x| =\(\dfrac{1}{2}\)

1.       There's a strange smell in here. Mother________ something.

          a. cooks                      b. is cooking            c. will cook                d. has cooked

2.       The concert________ at 7:15.

          a. starts                       b. is starting             c. has started             d. is going to start

3.       Nora says she's 17 but I ________ here.

          a. don't believe         b. didn't believe      c. won't believe         d. wouldn't believe

4.       Sorry I'm late - That OK, I________ long

          a. don't wait               b. am not waiting    c. haven't waited   d. haven't been waiting

5.       We did not go out because it________

          a. would rain             b. was raining          c. had rained             d. has rained

6.       Michael, is it true that you________ married next week?

          a. get                           b. are getting           c. got                           d. have got

7.       Mr. Black did teach that lesson along tome ago, but now he never remembers______ it.

          a. teach                       b. teaches                 c. taught                     d. having taught

8.       Her life has changed a lot________ she became rich.            

          a. since                       b. for                         c. because of             d. owing to

9.       The wind________ very  hard when the ship sailed around the Mediterranean Sea.

          a. blew                        b. was blowing        c. has blown              d. was blown

10.     I________ that novel at least twice.

          a. have read               b. read                      c. reads               d. have been reading

11.     What did the farmer do after locusts________ their crop?

          a. damage                   b. are damaged        c. have damaged       d. had damaged

12.     We________ to Tri An a few times recently.

          a. would be                b. were                     c. had been                d. have been

13.     In former times________ to go to a dentist.

          a. many people were afraid                      b. many people afraid

          c. many peoples were afraid                     d. many peoples feared

14.     He might have given you some advise if you________ him to.

          a. would have asked        b. had asked    c. asked                      d. would ask

15.     Sir Thompson always________ funny stories after dinner.

          a. said                         b. has said                c. says                        d. tells'

16.     The milkman________ the jug of milk on the table outside the kitchen

          a. lain                         b. lay                        c. laid                         d. lie

17.     My litter sister is afraid to________ the dishes after dinner.

          a. have done              b. do                         c. make                       d. made

18.     Did you see him yesterday? Oh no, but I________

          a. should                    b. ought to               c. should have           d. did

19.     I wish I________ his name

          a. know                      b. known                  c. knew                       d. have known

20.     When his girlfriend came, he________ his car.

          a. cleaning                 b. cleans                   c. is cleaning             d. was cleaning

\(\)A=\(\dfrac{2x}{x+3}+\dfrac{x+1}{x-3}+\dfrac{3-11x}{9-x^2}\)với B=\(\dfrac{x-3}{x+1}\)

a) rút gọn A

b)  P=A.B,tìm x để P=\(\dfrac{9}{2}\)

c) tìm x để B<1

\(\dfrac{3}{4x-20}+\dfrac{15}{50-2x^2}+\dfrac{7}{6x+30}=0\)

1.     Hurry up or the train________ before you ca catch it.

        a. will leave          b. leaves              c. will have left     d. has left

2.     Now my sister________ a bicycle of her own.

        a. is having           b. are having       c. has                    d. had

3.     A football team________ chiefly of 12 players.

        a. composed         b. composes        c. comprised         d. comprises

4.     This is the first time I ________ here.

        a. am                    b. have been        c. was                   d. be

5.     Last week, my professor promised that he________ today.

        a. would come      b. will come        c. comes               d. coming

6.     My girls friend arrived after I ________ for her about half an hour.

        a. was waiting      b. had been waiting  c. has been waiting                d. have waited

7.     Did she say she________ him tomorrow?

        a. has visited        b. will visit          c. would visit        d. is going to visit

8.     ________ to rain before you woke up this morning?

        a. Did it begin       b. has it begun    c. Had it begun     d. Would it begin

9.     My daughter saw an elephant this morning but she________ one before.

        a. had never seen  b. has never seen c. never seen         d. never had seen

10.   I________ in Da Nang before I moved to Dong Nai.

        a. have been living                             b. have lived       c. had lived    d. had been living

11.   There are many ways________ to Rome.

        a. is leading          b. are leading      c. leading              d. led

12.   When we got home, dinner____ so we had a drink first.

        a. was preparing                              b. was being prepared

        c. was prepared                               d. had been prepared

13.   She was tired. She____ for a long time.

        a. has been learning      b. had been learning                c. leaned         d. was learning

14.   He ____ in space for 10 days by tomorrow.

        a. will travel         b. will be traveling    c. will have been traveling    d. has traveled

15.   He said he would visit me, but he____ me yet.

        a. has not visited  b. had not visited                             c. is not visiting       d. does not visit

16.   The weather____ fine so far this week.

        a. is                      b. has been          c. was                   d. had been

17.   Before the prime Minister leaves New Your he____ several talks.

        a. will have had    b. would have     c. will be having   d. has

18.   We had just got out of car when it ____ to set fire.

        a. has begun         b. had begun       c. was beginning   d. began

19.   As soon as he____ a certificate in English, he will apply for a job.

        a. would get          b. got                  c. gets                   d. will get

20.   He was told that he____ knocked out in the first round.

        a. had been           b. was                 c. has been            d. was being

1.       ________ a car when they were living in London?

          a. Have they              b. Did they have     c. Were they having d. have they had

2.       They ________ serving meals by the time we get to the restaurant.

          a. will stop                 b. stopped                c. are stopping          d. will have stopped

3.       Mark was listening to music while his sister_______ a book.

          a. read.                       b. reads                    c. is reading               d. was reading

4.       You______ here for my party, won't you?

          a. shall be                  b. won't be               c. will be                    d. are going to be

5.       Can I borrow your bike on Monday? I'm sorry, but_____ it.

          a. I'll be using            b. used                      c. use                          d. have used

6.       We______ the concert. It was really good.

          a. are enjoying          b. enjoy                    c. did enjoy               d. would enjoy

7.       It was 10 p.m. Most of the shops_____ just______

          a. have/closed           b. had/closed           c. has/closed             d. was closing

8.       There's no more apples. We ______ them all.

          a. had eaten               b. ate                         c. eat                           d. have eaten

9.       She_______ music all day. Now she fells tired.

          a. has been playing  b. is playing             c. played                        d. plays

10.     After he________ the house, he wrote a letter.

          a. cleans                     b. was cleaning       c. had cleaned           d. has cleaned

11.     They_____ me about it last week.

          a. was telling             b. told                       c. had told                  d. would tell

12.     I_______ here at the end of the month.

          a. will leave               b. would leave        c. would have left         d. is leaving

13.     I hope everything______ fine.

          a. is                             b. was                       c. would be                d. will be

14.     My grandfather______ many years ago.

          a. had died                 b. has died               c. died                        d. was dying

15.     I______________ my son the money for that last week.

          a. gave                        b. given                    c. have given             d. was given

16.     Yesterday I passed by Peter's house, but the front door was closed. He__out.

          a. went                        b. must have gone  c. has gone                     d. had had

17.     Where ________ you at 9:00 last night, Mr. Green?

          a. have been              b. were                     c. will be                    d. are

18.     I ________ the dishwasher on when heard the shot.

          a. am turning             b. turned                  c. was turning            d. turned

19.     Now I _______ for what I said about you. It wasn't true and I shouldn't

          have said it

          a. do apologize         b. apologized          c. was apologized     d. apologizing

20.     Tim was tired. He ______ hard all day.

          a. has been studying                                  b. studies                   c. studied           d. had been studying