I just saw Peter in the library.
It _______ be him. He is studying in the classroom.( )
A.needn'tB.mustn'tC.shouldn'tD.can't
I like novels written by J.K.Rowling.So far I all her works about Harry Potter.( )
A.have readB.readC.am reading
He looks worried.I wonder he has already known about the result.( )
A.whereB.whetherC.why
What do you think of the basketball match between Liaoning and Guangdong?
( )
A.Wonderful!B.I think so.
C.No problem.
We were not good friends we saw each other,but gradually,we got along better and better.( )
A.untilB.whenC.if
My sister has gone to work in Beijing, not for money, but herself.( )
A.improveB.improvedC.to improve