题目内容
When and where to go for the summer holidays ________ yet.
[ ]
A.
are not decided
B.
has decided
C.
is not being decided
D.
has not been decided
答案:D
解析:
解析:
|
考查时态和语态。此句中是疑问词+不定式作主语,故谓语动词用单数,且根据句中yet可知,到现在为止,仍没有决定,故用完成时。 |
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