Допишите предложения, используя данные модальные глаголы.
1 i'm sure the books are in this cupboard (must)the books cupboard.
2 let's have lunch in half an hour. (can)we in half an hour.
3 it isn't necessary for you to work on saturday. (have) on saturday.
4 i advise you to open a bank account. (should)you . a bank account.
5 it is possible that she has forgotten to call. (may) to call.
6 it wasn't necessary for him to buy a gift, but he did. (have)he a gift. 7 perhaps alice is at the hairdresser's. (could)alice the hairdresser's.
8 i advise you to have your car serviced. (should)you car serviced.
9.i'm sure sylvia didn't mean what she said. (can’t)sylvia what she said. 10.it wasn't necessary for him to help me, but he did. (have) me. 11.it's forbidden to take your bag into the building. (mustn't)you into the building.
12.i'm sure she understood what i was saying. (have)she what i was saying. 13. perhaps he took the train to work this morning. (may)he the train to work this morning.
14. running in the corridors is forbidden. (allowed)you in the corridors.
15. is it possible that jane is leaving school at the end of this week?
be could at the end of this week?
16. we'll probably have a party for simon's birthday.
(likely)it's a party for simon's birthday.
17. i'd better start studying for my exams soon.
(ought)i for my exams soon.

1) I'm sure the books are in this cupboard (must)

The books must be in this cupboard.

2) Let's have lunch in half an hour. (can)

We can have lunch in half an hour.

3) It isn't necessary for you to work on Saturday. (have)

You haven't to work on Saturday.

4) I advise you to open a bank account. (should)

You should open a bank account.

5) It is possible that she has forgotten to call. (may)

She may have forgetten to call.      

6) It wasn't necessary for him to buy a gift, but he did. (have)

He didn't have to buy a gift.

7) Perhaps Alice is at the hairdresser's. (could)

Alice could be at the the hairdresser's.

8) I advise you to have your car serviced. (should)

You should have your car serviced.

9) I'm sure Sylvia didn't mean what she said. (Can’t)

Sylvia can't mean what she said.    

10) It wasn't necessary for him to help me, but he did. (have)

He didn't have to help me.    

11) It's forbidden to take your bag into the building. (mustn't)

You mustn't take your bag into the building.

12) I'm sure she understood what I was saying. (have)        

(не совсем понятна связь " I'm sure" и "have" как модальный глагол)              

She  what I was saying.                    

13) Perhaps he took the train to work this morning. (may)

He may have taken the train to work this morning.

14) Running in the corridors is forbidden. (allowed)

You are not allowed to run in the corridors.

15) Is it possible that Jane is leaving school at the end of this week?  

Could Jane be leaving school at the end of this week?

(хотя не совсем понятно, что здесь требуется сделать)  

16) We'll probably have a party for Simon's birthday.  (likely)

It's likely we'll have a party for Simon's birthday.

17) I'd better start studying for my exams soon.  (ought)

I ought to start studying for my exams soon.