——Anna didn't come to our party last night.Why?——sorry,I don't know_______.
A.what happened B.why didn't she come C.when will she come D.where she has gone
人气：423 ℃ 时间：2019-10-10 08:00:05
解答
A what happened 表达我不知道她“发生了什么事”为何没来.
B 如果把主谓语调换,why she didn't come.就正确了.从句必须是陈述句型.
C 用 will 是将来时,而且也存在主谓语位置问题,所以完全不合适.
D 语法没问题,但有点儿答非所问.只是问Anna为何没参加,并不是问她去哪儿了.
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