题目内容：

选词填空（本题有6小题，每小题0.5分，共3分）

选择方框内的单词完成下列句子，使句子通顺、正确。每词限用一次

A. succeeded  B.fresh   C. death   D.below   E.provide  F. unless

1.Night temperature usually falls ________ zero in winter here.

2.Let’s open the windows and have some ____________ air in here.

3.We tried our best to solve the problem.Finally we________________.

4.Could you _______me with information about student exchange programs?

5.Susan will not arrive at the airport on time ______________ she hurries up.

6.He had to make a living by himself after his father’s ___________.