It rained for two weeks, completely ________ our holiday.
The boss didn’t _____ to the workers’ request for increasing their wages(工资).
This was the first time we_____ a film in the cinema together as a family.
---What’s wrong with him? He is so sad.---He was ____ at not being invited to the party.
____ number of students were absent from the meeting and ____ number of them is only about fifty .
As we all know, parents are concerned _____ their children’s study, because it is concerned ____ their future .