ĐỘNG TỪ MODEL VERBS - HOÀN THÀNH - E.12 | Baamboozle - Baamboozle

18. Sorry, I ________ (can't / go) stay any longer. I really must go home.

can't go

17. She ___________ (must / work) when we came. That’s why she didn’t hear the bell.

must have been working

16. Last night, Mary __________ (can’t / go ) out with John because she had to be at home to do her homework.

can't have gone

15. The grass is wet. It ________ (must / rain ) last night.

Must have rained

14. It _______________ (may / rain) last night. But I’m not sure.

May have rained

13. I didn’t hear the phone ring. I ____________ (must / sleep) at that time

must have been sleeping

12. You promised her a letter; you ___________ (ought to / write) days ago.

ought to have written

11. When you are on duty, your uniform _________ (must / wear) at all times.

must be worn

10. I _________ (shouldn’t / drink) so much coffee last night. I was wide awake till four in the morning.

shouldn’t have drunk

9. I _____________ (needn’t / wear) my best suit - Everyone else was very casually dressed.

needn’t have worn

8. Where’s Emma ? ~ I don’t know. She __________ (might / be) out shopping, I suppose.

might be

7. By the end of this year I __________ (might / save) enough money to buy a car.

might save

6. Malcolm isn’t in his office. He ________(may / work) at home at this time.

may be working

5. I know what you mean, so you ____________ (needn’t / explain) further.

needn’t explain

4. He ________ (might / get) there in time, but I can’t be sure.

might get

3. There are a lot of tickets left, so you ___________ (needn’t / pay) for the tickets in advance

needn’t pay

2. The first question ___________(must / answer) before you attempt the others.

must be answered

1. I can’t find my purse anywhere; I __________ (must / leave) it at the office.

must have left