问题标题:
whilecrossingthemountainarea,allthemencarriedgunslestthey_____bywildanimals.A.shouldbeattackedB.wouldbeattacked这两个答案哪个对,为什么?不懂不懂~
问题描述:
whilecrossingthemountainarea,allthemencarriedgunslestthey_____bywildanimals.
A.shouldbeattackedB.wouldbeattacked
这两个答案哪个对,为什么?
不懂不懂~
邵伟民回答:
If从句主句
与现在事实相反动词的过去式(be为were)Would(should)+动词原形
与过去事实相反动词的过去完成式(had+动词的过去分词)Would(should,could,might)+have+动词的过去分词
与将来事实相反动词的过去式
(be为were)
2.Were+不定式
3.Should+动词原形Would(should,could,might)+动词原形
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