IV

1 from- to

2 on- with

3 with

4 from

5 on

6 in

7 from 

8 for

V

1 different

2 fishing

3 successfully

4 intertainment

5 voluntary

6 interesting

7 pronunciation

8 orphanage

9 comfortable

10 household

VI

1 for-> since

2 many-> much

3 keeping-> keep

4 among-> between

5 have -> take

6 will finish-> finishes

7 is-> was

8 will rain-> rains

9 arrived-> arrives

10 is-> was

VII

1 He spent ten minutes going to the meeting last night

2 ... written to his pen pal for five months

3 ... to wear jeans when they were young

4 ... five years since she last came here

5 ... was made to cry last night

6... doesn't stay at home tonight, she won't visit

7 ... going to go out with my friends tonight

8 .. interested in reading books when she has free time

9 ... interesting to have a vacation abroad

10 The water was too cold for the children to swim in