Нужно использовать Present perfect или Past simple

1 has lived

2 lived

3 has stopped

4 stopped

5 has bought

6 bought

7 has blown

8 has changed

9 changed

10 travelled

11 has travelled

12 have seen

13 saw

14 met

15 have met

16 have decided

17 decided

18 havn`t seen / saw didn`t see / was

Объяснение: