When we returned from our holidays,we found everything______.What______while we had been away?A.changed;had happened B.changing;happened;C.had changed;has happened D.was changing;happened为什么第二空不能选has happened
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![When we returned from our holidays,we found everything______.What______while we had been away?A.changed;had happened B.changing;happened;C.had changed;has happened D.was changing;happened为什么第二空不能选has happened](/uploads/image/z/1148990-14-0.jpg?t=When+we+returned+from+our+holidays%2Cwe+found+everything______.What______while+we+had+been+away%3FA.changed%EF%BC%9Bhad+happened+B.changing%EF%BC%9Bhappened%EF%BC%9BC.had+changed%EF%BC%9Bhas+happened+D.was+changing%EF%BC%9Bhappened%E4%B8%BA%E4%BB%80%E4%B9%88%E7%AC%AC%E4%BA%8C%E7%A9%BA%E4%B8%8D%E8%83%BD%E9%80%89has+happened)
When we returned from our holidays,we found everything______.What______while we had been away?A.changed;had happened B.changing;happened;C.had changed;has happened D.was changing;happened为什么第二空不能选has happened
When we returned from our holidays,we found everything______.What______while we had been away?
A.changed;had happened B.changing;happened;
C.had changed;has happened D.was changing;happened
为什么第二空不能选has happened
When we returned from our holidays,we found everything______.What______while we had been away?A.changed;had happened B.changing;happened;C.had changed;has happened D.was changing;happened为什么第二空不能选has happened
你好,
正确选项是: A
第一个空 填 过去分词 changed ,
found everything changed 发现一切都变了
第二个空填 过去完成时
while 前后时态一致,因为 we had been away 是过去完成时,所以前面不能用现在完成时 has happened .
change要用被动语态,只有A合适。
关于has happened,整个句子全是过去时,或过去完成时,怎么可能用现在完成时?
如果是what----while we have been away的时候,这是现在某种时态(这是现在完成时),what后面才是现在某种时态,
如果像题中一样是个we had been away的时候,这是过去某种时态(这是过去完成时),what后面就是过去某种时态。
这第二个空主要考察时态一致。
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如果是what----while we have been away的时候,这是现在某种时态(这是现在完成时),what后面才是现在某种时态,
如果像题中一样是个we had been away的时候,这是过去某种时态(这是过去完成时),what后面就是过去某种时态。
这第二个空主要考察时态一致。
望采纳
ACE英语,您身边的英语专家
收起