
I don't know whether to take the medicine at once. If I ______ ,I ______ it
A.knew,wouldtakeB.hadknown,wouldhavetakenitC.knew,wouldhavetakenD.hadknown,wouldtake...
A. knew, would take
B. had known, would have taken it
C. knew, would have taken
D. had known, would take 展开
B. had known, would have taken it
C. knew, would have taken
D. had known, would take 展开
2个回答
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不管采不采纳,我的回答就在这里
这题选B
考点是虚拟,因为A是对现在的虚拟,主句would +动词原型,从句用过去式
b 是对过去的虚拟,主句用would +现在完成时,从句用过去完成时
CD 语法就错了,时态用的不对
这里,根据上下文,我不知道,我是否现在得吃药,要是我早知道的话,我早就吃了。
重点是,后面,表达的是,我以前要是知道的话,他就会吃
这题选B
考点是虚拟,因为A是对现在的虚拟,主句would +动词原型,从句用过去式
b 是对过去的虚拟,主句用would +现在完成时,从句用过去完成时
CD 语法就错了,时态用的不对
这里,根据上下文,我不知道,我是否现在得吃药,要是我早知道的话,我早就吃了。
重点是,后面,表达的是,我以前要是知道的话,他就会吃
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