Ex2

1 Their friend has been met at the railway

2 He has been told not to be late again

3 The english grammar has been explained

4 THe mugger has been arrested

5 He has been hated

6 He hasn't been liked

7 Has he been liked?

8 That novel has been translated into Vietnamese

9 That car has not been used for 10 years

10 English has been used by them for 2 months

11 The bill has been paid

12 A hamburger has been eaten

13 Five miles has been cycled

14 The present has been opened

15 THe book have not been read

16 The parcel have not been sent by you

17 THis issue have not been agreed

18 THe thieves have not been caught

19 Has he been phoned?
20 Have we been noticed?

Ex3

2 has opened

3 has drawed

4 has broken

5 have won

6 have drunk

7 have cleaned

8 have learned