2, A. Stopped

3, A. Were

4, C. Hadn't said

5, A. Spoke

6, C. Would keep

7, A. Caught

8, C. Had seen

9, C. Hadn't gone

10, A. Went

11, A. Would be

12, B. Hasn't → hadn't

13, C. Will → would

14, A. Wishes → wish

15, B. Didn't say → hadn't said

16, B. Didn't send → hadn't sent

CONDITIONALS

1, If she lived in London, she would know someone there.

2, If I had a square ticket, I could take you to the concert.

3, If the children had watered the seeds, they wouldn have grew.

4, If they understood the problem, they would find a solution.

5, If Carol hadn't been studying, she would have answered the phone.

6, If Rita had gotten some sleep last night, she wouldn't have been exhausted today.

7, If he came by car, he couldn't park near his office.

WISH CLAUSES

5, I really wish I had invited her to the party.

6, I wish I could help you do your homework.

7, She wishes she didn't work with him.

1, Understood