1
The flight several times last week.
was cancel
was cancelled
has been cancelled
cancelled
2
The buttons on a coat yesterday.
were sewn
were being sewn
was sewn
have was sewn
3
The teacher to very attentively while he was explaining a new rule.
was being listened
has listening
was listened
was listening
4
The answer yet.
wasn’t being given
hasn’t gave
hasn’t been given
wasn’t given
5
The dessert when they came.
was serving
was being served
has being served
was served
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