Question

Answer 1

IV/

1. C.edition

2. A.apartment

3. C.behind

4. D.travel

5. A.prefer

V/

1. worker

2. speaking

3. useless 

4. activities

5. famous

6. unhappy

7. mechanic

8. difficulty

9. fluently

10. interesting

Answer 2

IV)

1.A

2.A

3.C

4.D

5.A

V)

1.worker

2.speaking

Answer 3

1.b

2.a

3.c

4.d

5.a