Помогите!!! Там могут быть все времена я бы сделал но нету времени

1) was

2) had to

3) walked

4)noticed

5) realized

6) met

7) had just missed

8) knew

9) recognized

10) told

11) studied

12) am

13) have you done

14) work

15)live

16) can't believe

17) have been

18) have never seen

19) agreed