21. She _______ working on that manuscript for 2 years now. a. will be b. has been c. had been d. is 22. I _______ there once a long time ago and _______ back since. a. went / have not been b. go / am not c. have gone / was d. was going / had not been 23. She _______ trying to pass her driving test but fails every time. a. kept b. is keeping c. had kept d. keeps 24. I _______ complete silence now while I try this experiment. a. am wanting b. want c. did want d. have wanted 25. The students _______ by Mrs. Monty. However, this week they _______ by Mr. Tanzer. a. are usually taught / are being taught b. usually teach / are teaching c. have usually been taught / have been teaching d. were usually teaching / are teaching 26. In the past the trip _______ very rough and often dangerous, but things _______ a great deal in the last hundred and fifty years. a. was / have changed b. is / change c. had been / will change d. has been / changed 27. Now you _______ from New York to Los Angeles in a matter of hours. a. are flying b. would fly c. will fly d. can fly 28. When Carol _______ last night, I ______ my favorite show on television. a. was calling / watched b. called / have watched c. called / was watching d. had called / watched 29. By this time next summer, you _______ your studies. a. completes b. will complete c. are completing d. will have completed 30. Right now, Jim _______ the newspaper and Kathy _______ dinner. a. reads / has cooked b. is reading / is cooking c. has read / was cooking d. read / will be cooking 31. Last night at this time, they _______ the same thing. She _______ and he………. the Newspaper. a. are doing / is cooking / is reading b. were doing / was cooking / was reading c. was doing / has cooked / is reading d. had done / was cooking /read 32. When I _______ home last night, I _______ that Jane _______ a beautiful candlelight dinner. a. had arrived / discovered / prepared b. was arriving / had discovered / was preparing c. have arrived / was discovering / had prepared d. arrived / discovered / was preparing 33. Sam _______ to change a light bulb when he _______ and _______. a. was trying / slipped / fell b. tried / was slipping / falling c. had been trying / slipped/ was falling d. has tried / slips / falls34. Every day I _______ up at 6 o'clock, _______ breakfast at 7 o'clock and _______ for work at 8 o'clock a. get / eat / leave b. have got / eating / leaving c. got / ate / left d. will get / have eaten / left 35. Yesterday, I _______ for work late because I _______ to set my alarm. a. had left / forgot b. was leaving / was forgetting c. left / had forgot d. had been leaving / would forget 36. By the time we _______ to the train station, Susan _______ for us for more than two hours. a. will get / has been waiting b. got / was waiting c. got / had been waiting d. get / will wait 37. I _____ for this company for more than thirty years, and I intend to stay here until I _____ next year. a. am working / will retire b. am going to work / am retiring c. work / am going to retire d. have been working / retire 38. My mother always the first _______ up and the last _______ to bed. a. getting / going b. to get / going c. getting / to go d. to get / to go 39. I _______ you last night after dinner, but you _______ there. Where _______ you? a. was calling / are not / are b. called / were not / were c. had called / had not been / were d. called / have not been / are 40. The Titanic _______ the Atlantic when it _______ an iceberg. a. was crossing / struck b. had crossed / was striking

21. She _______ working on that manuscript for 2 years now.

=> b. Has been

Tạm dịch: Cô ấy đã làm việc trên bản thảo đó được 2 năm rồi.

22. I _______ there once a long time ago and _______ back since.

=> a. went / have not been

Tạm dịch: Tôi đã đến đó một lần cách đây rất lâu và đã không quay lại kể từ đó.

23. She _______ trying to pass her driving test but fails every time.

=> d. keeps

Tạm dịch: Cô ấy tiếp tục cố gắng để vượt qua kỳ thi lái xe của mình nhưng lần nào cũng trượt.

24. I _______ complete silence now while I try this experiment.

=> b. want

Tạm dịch: Tôi muốn im lặng hoàn toàn ngay bây giờ trong khi tôi thử nghiệm này.

25. The students _______ by Mrs. Monty. However, this week they _______ by Mr. Tanzer.

=> a. are usually taught / are being taught 

Tạm dịch: Các học sinh thường được dạy bởi bà Monty. Tuy nhiên, tuần này họ đang được dạy bởi thầy Tanzer

26. In the past the trip _______ very rough and often dangerous, but things _______ a great deal in the last.

=> a. was/ have changed

Tạm dịch: Trong quá khứ chuyến đi rất khó khăn và thường nguy hiểm, nhưng cuối cùng mọi thứ đã thay đổi rất nhiều.

27. Now you _______ from New York to Los Angeles in a matter of hours.

=> d. can fly

Tạm dịch: Giờ đây, bạn có thể bay từ New York đến Los Angeles chỉ trong vài giờ.

28. When Carol _______ last night, I ______ my favorite show on television.

=> c. called/ was watching 

Tạm dịch: Khi Carol gọi điện vào tối qua, tôi đang xem chương trình yêu thích của mình trên tivi.

29. By this time next summer, you _______ your studies.

=> d. will have completed

Tạm dịch: Vào thời điểm này vào mùa hè năm sau, bạn sẽ hoàn thành việc học của mình.

30. Right now, Jim _______ the newspaper and Kathy _______ dinner.

=> b. is reading / is cooking

Tạm dịch: Lúc này, Jim đang đọc báo và Kathy đang nấu bữa tối.

31. Last night at this time, they _______ the same thing. She _______ and he………. the Newspaper.

=> b. were doing / was cooking / was reading

Tạm dịch: Tối qua vào lúc này, họ đang làm điều giống nhau. Cô đang nấu ăn và anh đang đọc báo.

32. When I _______ home last night, I _______ that Jane _______ a beautiful candlelight dinner.

=> d. arrived / discovered / was preparing

Tạm dịch: Khi tôi về đến nhà vào đêm qua, tôi phát hiện ra rằng Jane đang chuẩn bị một bữa tối tuyệt đẹp dưới ánh nến.

33. Sam _______ to change a light bulb when he _______ and _______.

=> a. was trying / slipped / fell

Tạm dịch: Sam đang cố gắng thay bóng đèn thì bị trượt chân và cảm thấy đau.

34. Every day I _______ up at 6 o'clock, _______ breakfast at 7 o'clock and _______ for work at 8 o'clock.

=> a. get / eat / leave

Tạm dịch: Mỗi ngày tôi dậy lúc 6 giờ, ăn sáng lúc 7 giờ và đi làm lúc 8 giờ.

35. Yesterday, I _______ for work late because I _______ to set my alarm.

=> c. left / had forgot

Tạm dịch: Hôm qua, tôi đi làm muộn vì quên đặt báo thức.

36. By the time we _______ to the train station, Susan _______ for us for more than two hours.

=> c. got / had been waiting

Tạm dịch: Khi chúng tôi đến ga xe lửa, Susan đã đợi chúng tôi hơn hai tiếng đồng hồ.

37. I _____ for this company for more than thirty years, and I intend to stay here until I _____ next year.

=> d. have been working / retire

Tạm dịch: Tôi đã làm việc cho công ty này hơn ba mươi năm, và tôi dự định sẽ ở lại đây cho đến khi tôi nghỉ hưu vào năm sau.

38. My mother always the first _______ up and the last _______ to bed.

=> d. to get / to go

Tạm dịch: Mẹ tôi luôn là người thức dậy đầu tiên và người cuối cùng đi ngủ.

39. I _______ you last night after dinner, but you _______ there. Where _______ you?

=> b. called / were not / were

Tạm dịch: Tôi đã gọi cho bạn tối qua sau khi ăn tối, nhưng bạn không có ở đó. Bạn đã ở đâu?

40. The Titanic _______ the Atlantic when it _______ an iceberg.

=> a. was crossing / struck

Tạm dịch: Tàu Titanic đang băng qua Đại Tây Dương thì va phải một tảng băng trôi.

Good luck with your studies!~