Let's put off the picnic until next week the weather may be better. [ ]A. sinceB
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Let's put off the picnic until next week _____ the weather may be better.[ ]A. since
B. if
C. as
D. when
试题答案
D
Let's put off the picnic until next week _____ the weather may be better.[ ]A. since
B. if
C. as
D. when
D