Verified answer

I

1 C

2 B

3 B

4 B

5 A

6 C

7 B

8 B

9 C

10 C

11 B

12 B

II

1 Since when have they been waiting for us?

2 верно

3 His friends have had this building for ten years.

4 scientists have developed

5 This is the first time I have seen snow.

6 верно

7 верно

8 people have always wanted

9 They have been playing in the garden.

10 The sun has already hidden.

11 верно

12 and have been trying to

13 I have returned to visit

14 sitting for five hours

15 I have been looking for him