题目内容
16.—I think if I________ another chance，I will do it better.
—I'm sure you will.
A. have given B. am give
n C. will give
17.-Excuse me,please look at the sign"_____".
-sorry,I didn't see it,I'm driving away.
A.No Smoking B.No Parking C.No Photos D.No Swimming
18.-Would you mind my opening the window?
-______,though it is a little cold.
A.Yes,please B.Sure C.Not at all D.Sorry
19.My mother______me some funny stories when I was a child.
A.was used to tell B.is used to telling
C.used to tell D.used to telling
20.I haven't taken an exam______last month.
A.for B.in C.since D.before
16~20 BBCCC
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