Ответ:

1.Invited

2.was raining, went

3.is shining

4.had

5.was ringing, was cooking

6.is travelling

7.didnt speak

8.hasnt read

9.have just washed

10.Do you go

11.has

12.invented

13.was

14.Have known

15.I don't watch

16.Are watching

17.Are not

18.has

19.I have never ridden

20.went