问题描述：
英语倒装分析
12._____ it rain tomorrow,we would have to put off visiting Beijing.
A.Were B.Should C.Would D.Will
为什么选A不选B
12._____ it rain tomorrow,we would have to put off visiting Beijing.
A.Were B.Should C.Would D.Will
为什么选A不选B
问题解答：
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