If he _____to the teacher carefully,he______ the answer to the question now.A.had listened,would have knownB.listened,would knowC.listened,would have knownD.had listened,would know

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If he _____to the teacher carefully,he______ the answer to the question now.A.had listened,would have knownB.listened,would knowC.listened,would have knownD.had listened,would know

If he _____to the teacher carefully,he______ the answer to the question now.A.had listened,would have knownB.listened,would knowC.listened,would have knownD.had listened,would know
If he _____to the teacher carefully,he______ the answer to the question now.
A.had listened,would have known
B.listened,would know
C.listened,would have known
D.had listened,would know

If he _____to the teacher carefully,he______ the answer to the question now.A.had listened,would have knownB.listened,would knowC.listened,would have knownD.had listened,would know
D.had listened,would know
如果他认真的听老师讲了,他现在就应该知道答案了.
前半句,与过去相反,用过完; 后面与现在相反,用过去式 或过去将来.

D
如果当初他有认真的听老师讲解,他现在就会知道这道问题的答案
语法 虚拟语气

D

选D

D
这是混合虚拟语气。对这种虚拟语所我交你一个方法。
看本句的If条件句,说的是如果他认真地听老师讲课了,主句是,那么他现在就能回答出这个问题。
对过去的虚拟,应该用过去完成时。排除BC。
if引导的句子,对过去的虚拟,从句用过去完成时,主句用过去将来完成时。但是如果主句强调的是现在(如果是这种情况,主句里都会有明显的表示现在的时间的词,如now等),主句就要用过去...

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D
这是混合虚拟语气。对这种虚拟语所我交你一个方法。
看本句的If条件句,说的是如果他认真地听老师讲课了,主句是,那么他现在就能回答出这个问题。
对过去的虚拟,应该用过去完成时。排除BC。
if引导的句子,对过去的虚拟,从句用过去完成时,主句用过去将来完成时。但是如果主句强调的是现在(如果是这种情况,主句里都会有明显的表示现在的时间的词,如now等),主句就要用过去将来时。这就是混合虚拟语气。
希望能帮到你。

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