II.
1. lived
2. knew
3. were
4. was meeting
5. didn't live
ó. would be
7. would not rain
8. wouldn't have
9. would be
10. were
III.
1. could
2. paid
3. not lived
4. was
5. drove
6. could
7. had
8. ate
9. knew
10. travelled
I.
1. on -> by
2. out -> down
3. art -> arts
4. informative -> informed
5. less -> most
6. less -> ∅
7. Despite => Although
8. by far => far / much / a lot (có thể sửa thành 1 trong 3 chữ này, 3 chữ này thường dùng là trạng từ bổ sung cho so sánh hơn)
II.
1. can buy -> could buy
2. do not go -> not to go
3. since -> for
4. do -> did
5. was dropping -> dropped
6. were shaking -> shook
7. play -> is playing
8. failing -> fall
9. nature -> natural
10. will -> would