4. ok
5. is rotating
6. is getting
7. ok
8. am coming
9. did
10. He is
11. ok
<span>1) She was asked to bring the report. 2) There has been a severe drought this summer. 3) We have measured the pressure using</span><span> this tool.</span>
1. d
2. b
3. a
4. d
5. c
6. b
7. a
8. d
9. c
10. a
A.
1 mustn't
2 must
3 must
4 mustn't
5 must
6 mustn't
7 mustn't
B
1 have to be
2 I don't have to
3 has to
4 don't have to
5 don't have to
6 has to