Ответ:

Was

wasn't ; expected

hapenned?

couldn't; wanted

allowed; had to

did anything go

ran; started

ruined

Did you do?

Didn't know

Did you cancel

Arrived; helped

1) was

2) was not, expected

3) happened

4) couldn't, wanted, allowed, had to

5)did something go (Я бы так сказала или anything go)

6) ran, started, ruined

7) did you do

8) didn't know

9) did you cancel

10) arrived, helped