第一节  单项选择（共15小题，每小题1分，满分15分）

从题中所给的A、B、C、D四个选项中选出可以填入空白处的最佳选项。

21.---Is the tall building__________university?

 ---Yes. My cousin is studying in __________university.

A.an;an     B.an;the     C.a;the     D.the;a

22.Nancy spoke in such a low voice that__________students in our class could hear her.

A.all   B.many    C.few     D.little

23.It__________me half an hour to finish my homework.

A.took     B.spent    C.paid     D.cost

24.---Is Jame at home?

  ---No. He__________Beijing to be a volunteer.

A.is going to     B.was going to     C.has been to     D.has gone to

25.A good friend always gives you a helping hand_________you are in trouble.

A.when     B.before     C.until    D.though

26.---Which city is your favorite?

 ---Hangzhou. I think it’s _________of all the ten cities.

A.the worst     B.worse     C.the best     D.better