题目内容

-Are these your rulers?

-________.

[  ]

A.Yes, they're
B.Yes, they aren't
C.No, they're
D.No, they aren't
答案:D
解析:

A项若是Yes, they are。才对。而they're是肯定句的缩写式,后面还应有名词/代词/形容词等才行,如:They're boys. They're fine.等,否则不能用在简略答语中。


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