1) I can't switch on the laptop. Somebody
- (to break) it.
2) - Where is Mary? - I believe she
(to leave) already.
3) The city
(to be) far from the scout's camp.
4) - Where she
(to be) all the time? - She was learning the poem.
5) The town
(to grow) into a city lately.
6) The bushes
- (to grow) up high last year.
7) English courses
(to take) place very often here some years ago.
8) The workers
(to repair) the gas pipe very quickly. It's all right now.
9) The heavy boat
(to overturn) by the hurricane easily.
10) It
(to be) hot and all the crops__
(to burn) down last summer.​

Ответ:

1) I can't switch on the laptop. Somebody  has broken it.

2) - Where is Mary? - I believe she  has already left.

3) The city  is far from the scout's camp.

4) - Where has she  been all the time? - She was learning the poem.

5) The town  has grown into a city lately.

6) The bushes  grew up high last year.

7) English courses  took place very often here some years ago.

8) The workers  have repaired the gas pipe very quickly. It's all right now.

9) The heavy boat  was overturned by the hurricane easily.

10) It  was hot and all the crops burned down last summer.​

Объяснение: