16. Look at the state of the gate. It needs ________ as soon as possible.
a. to repair b. repairing c.being repaired d. be repaired
17. The painting was beautiful. I stood there ________ it for a long time.
a. for admiring b. being admired c. admire d. admiring (stand there doing smt: đứng làm việc gì đó)
18. I had no ________ a place to live. In fact it was surprising easy.
a. difficulty to find b. difficulty finding ( have
c. difficulty when I find d. difficulty while finding
19. Alice didn't expect ________ to Bill's party.
a. asking b. being asked c. to ask d. to be asked
20. We asked ________ the piano so early in the morning, but she won't.
a. Marie to stop playing b. Marie stop to play
c. that Marie stops playing d. Marie to stop to play

Ta có cấu trúc “ask sb to do sth”: yêu cầu ai làm cái gì => B, D
Ta có 2 cấu trúc với “stop”
- stop to do sth: dừng (việc đang làm) để làm cái gì
- stop doing sth: dừng làm gì
Ở đây về nghĩa ta dùng cấu trúc “stop doing sth” => A loại
21. We had hardly sat down when she ________ plates of food for us.
a. brought b. has brought
c. had brought d. would have brought
22. ________ Betty, I'm not surprised she won the prize.
a. To have known b. To know c. To be known d. Knowing
23. If only he ____ some help with the work instead of trying to do it alone!
a. will accept b. would accept c. may accept d. were accept

Căn cứ vào quy tắc của câu ước "if only" thì chia đt lùi một thì so với câu gốc.

24. ________ the consequences, I would never have contemplated getting involved.
a. If I realised b. Had I realised
c. Unless I realised d. When I had realised

Câu đk loại 3 đảo ngữ: Had + S + PII, S + would/should/might have PII (Nếu như … thì …)
25. A good teacher makes her students ________ the world from new perspectives.
a. to view b. view c. to be viewed d. viewing