I. CHOOSE THE CORRECT ANSWER 1. They have got a huge house. They ___________ be rich. a. needn’t b....

1. They have got a huge house. They must be rich. (c)

2. Can you open the window, please? (b)

3. The new stadium was opened last month by the mayor. (a)

4. Jim has applied for a new job. (a)

5. They are giving away a CD with that magazine this month. (a)

6. You mustn't walk on the grass in the park. (c)

7. They teased Colin about his new haircut. (c)

8. Your report must be finished by Friday evening. (c)

9. They should have given me a lift home, but they did. (a)

10. The windows are cleaned once a month. (b)

11. The fire went out very quickly last night. (b)

12. Tom could run very fast when he was twenty. (b)

13. The bills will have been paid by Friday. (a)

14. My teeth are being checked by the dentist tomorrow. (a)

15. I must tidy my room today. My mother said so. (b)

16. Will you help me with the cooking, please? (c)

17. I insist on my money being refunded immediately. (c)

18. We were surprised at his reaction to the news. (b)

19. The test papers are being handed out now. (b)

1. c. must
2. a. Shall
3. a. was opened
4. a. for
5. a. away
6. c. mustn’t
7. b. for
8. c. be finished
9. a. should
10. b. are cleaned
11. b. out
12. b. could
13. a. will have been paid
14. a. are being checked
15. b. must
16. a. Should
17. b. be refunded
18. b. at
19. b. are being handed out

Here are the correct answers and explanations for each:

1. They have got a huge house. They _______ be rich.

   • c. must
     Explanation: "must" is used here to indicate a logical deduction based on the evidence provided (having a huge house).

2. ______ you open the window, please?

   • b. Can
     Explanation: "Can" is commonly used to make polite requests.

3. The new stadium ________ last month by the mayor.

   • a. was opened
     Explanation: This is a passive construction. The action was completed in the past, so "was opened" is appropriate.

4. Jim has applied ____ a new job.

   • a. for
     Explanation: "apply for" is the correct phrasal verb when talking about jobs.

5. They are giving _____ a CD with that magazine this month.

   • a. away
     Explanation: "give away" means to give something for free, which fits the context.

6. You _______ walk on the grass in the park.

   • c. mustn’t
     Explanation: "mustn't" indicates prohibition, which is likely the intended meaning here.

7. They teased Colin ________ his new haircut.

   • c. about
     Explanation: "teased about" is the correct phrase to describe making fun of something.

8. Your report must _______ by Friday evening.

   • c. be finished
     Explanation: This is a passive voice requirement for completion by a specific time.

9. They ______ have given me a lift home, but they did.

   • b. needn’t
     Explanation: "needn't have" is used to say that something was not necessary, but it happened anyway.

10. The windows ______ once a month.

    • b. are cleaned
      Explanation: This is a simple passive voice indicating a regular action.

11. The fire went _______ very quickly last night.

    • b. out
      Explanation: "went out" is the phrase used when a fire extinguishes.

12. Tom _______ run very fast when he was twenty.

    • b. could
      Explanation: "could" is used for past ability.

13. The bills ______by Friday.

    • a. will have been paid
      Explanation: This future perfect passive construction indicates that the action will be completed by a specific future time.

14. My teeth ______ by the dentist tomorrow

    • a. are being checked
      Explanation: This present continuous passive voice indicates a planned future action.

15. I _______ tidy my room today. My mother said so.

    • c. have to
      Explanation: "have to" indicates obligation based on external requirement (here, the mother's instruction).

16. _______ you help me with the cooking, please?

    • c. Will
      Explanation: "Will you help me?" is a polite way to request help.

17. I insist on my money _____ immediately.

    • c. being refunded
      Explanation: "being refunded" fits the structure after "insist on" and indicates a continuous action.

18. We were surprised _______ his reaction to the news.

    • b. at
      Explanation: "surprised at" is the correct collocation.

19. The test papers ________ now.

    • b. are being handed out
      Explanation: This present continuous passive form is used for actions occurring at the moment of speaking.