12.At last he found himself in an embarrassing ______

　　 A.situation　 　　　　　　　dition　 　　　 C.state　　 　　　　　　 D.environment

11.Our teacher goes to bed very late. He often works _____into the night

　　 A.later　　 　　　　　 B.deeply　 　　　　　 C.lately　　 　　　　　 D.deep

10.She was standing behind the curtain,______she could see what was happening outside

　　 A.from which　 　 B.behind which　 C.where　 　　　　　　 D.from where

9.I don’t like driving; I do it _____because I have to get to work each day

　　 A.simply　　 　　　　 B.easily　　 　　　　　 C.best　　 　　　　　　 D.most

8.______I went to see him, I found he was a diligent man

　　 A.For the first time　　　　　　　 　 B.At once

　　 C.The first time　　　　　　　　　 　 D.At first

7.”______ more clearly, come up please.” The teacher said to the students

　　 A.Seeing　　 　　　　 B.Seen　　 　　　　　 C.To be seen　　 　 D.To see

6.---Sorry to have kept you waiting　　　 ---Never mind. I _____here only a few minutes

　　 A.came　　 　　　　　 B.have been　　 　　 C.have come　 　　 D.had come

5.---What is he doing?　 ---He is _____a sheet of cardboard to warn other drivers

　　 A.taking up　　 　　 B.holding up　　 　 C.rising up　 　　　　　　　 D.turning up

4.----How about apples?　 ---This kinds of fruit ______more Vitamin C than apples

　　 A.includes　 　　　　 B.becomes　 　　　　tains　 　　　　 D.stays

3.During _____World War II, a great deal was learned about _____different kind of waves, called radar

　　 A.the,a　　 　　　　 B.the,the　　 　　　　 C./,some　 　　　　　 D./, a