There is so much rubbish.Could you ____________?
The bridge is almost broken, so _____ is not safe to cross it.
We decided to ____ Tom to be the chief editor and vote ____ Cindy to be the secretary.
The number of the students in our school _________ about 40. A number of them __________from the city .
Nobody except Li Ping and Wang Lin_______at school this time yesterday.
Rather than ___________ to school by bus, I preferred ____________ a bike.