8d why

9b how

10d most expensive

11b job

12b on

III.1 brightest

2 age

3 taller

4 unhappily

5 more beautiful

6 date

7 modernest

8 invitation

9 teachers

10 largest

IV.1 buys

2 will ask

3 are having

4 do...come

5 won't take

6 will...return 

7 is reading

8 do...crop

9 takes

10 will invite

11 are doing

12 does...go

13 won't take

14 will...be

15 is explaining

16 are....harvesting

17 will..do

18 is...doing

19 walks

20 will...be

21 is...growing

22 spends

23 does...jog

24 won't invite

V.1 are there any colourful pictures on the wall?

2 hoa is unhappy because she thinks she doesn't have many friends

3 his birthday will be on friday at about 6 pm