I.
1. D -> haven't seen
2. A -> Although
3. D -> the following day
4. B -> as
5. C -> taking
II.
1. C -> will
2. A -> How long
3. D -> go
4. D -> American writer
5. A -> took
III.
16. C -> was
17. B -> could do
18. D -> most
19. C -> because
20. D -> painted
IV.
16. C -> earlier
17. A -> carry
18. C -> knocked
19. A -> happy
20. D -> few
V.
1. D -> long-sleeved
2. D -> fluently
3. A -> is plays ( football)
4. A -> going
5. B -> would
VI.
1. C -> cheaper
2. D -> hard enough
3. B -> a little
4. C -> there was
5. A -> going out
VII.
16. D -> hard enough
17. D -> to understand
18. B -> at
19. D -> next
20. B -> to leave