单元自测5（10分）
试卷总分:100 得分:80
一、选择填空，从A、B、C三个选项中选出一个能填入空白处的最佳选项。（每题10分）
1.-It's rather cold in here. Do you mind if I close the window?
?-_____________________.
A.?Yes, please ? ?
B.No, go ahead
C.Sure, please
2.-?I'm sorry for breaking the cup.
-?Oh, ____ . I've got plenty.
A.forget it
B.my pleasure?
C.help yourself?
3.?I have no idea _____ to make my speech interesting.
A.how ?
B.why?
C.when?
4.People wear _____ suits on formal occasions.
A.informal?
B.formal?
C.casual
5.The news came _____ we won the first prize in the competition.?
A.that ?
B.which
C.whether
6.__1__
A.A
B.B
C.C
7.__2__
A.A
B.B
C.C
8.__3__
A.A
B.B
C.C
9.__4__
A.A
B.B
C.C
10.__5__
A.A
B.B
C.C
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