The number of the books in our library _________ about 20,000.
A. is B. are C. has D. have
Betty is careful as I, but I’m than you.
A. as; much careful B. so; more careful
C. as; much more careful D. so; very careful
Our school has two months ______ in the summer time.
A. away B. of C. out D. off
_______ all the pop singers, I like Xu Song ________ because of his voice．
A．Among , better B．Among , best
C．Between , best D．Between , better
She is one of _________ in our class.
A. the slimmest girls B. the slimmest girl
C. the slimmer girl D. slimmest girl
We have to the questions before answering them.
A. look after B. look up
C. look through D. look at
