题目内容
The moment ______ John will never forget is ______ Mr. Smith gave him a lot of valuable advice on how to improve his writing.
A. that; that B. that; when C. when; that D. when; when
B
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It is every citizen’s duty to go out to ______ the snow on the street______ it stops falling so as to make it convenient for traffic to pass. .
A.sweep up; the instant |
B.clear up; the moment |
C.clean up; immediately |
D.whirled up; directly |