题目内容
【题目】______ there a sign on the grass? No, ______.
A.Is, it isn’t B.Are, they aren’t C.Is, there isn’t
【答案】C
【解析】主语a sign是单数，所以be动词用is。there is 一般疑问句的否定回答是No, there isn’t.
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题目内容
【题目】______ there a sign on the grass? No, ______.
A.Is, it isn’t B.Are, they aren’t C.Is, there isn’t
【答案】C
【解析】主语a sign是单数，所以be动词用is。there is 一般疑问句的否定回答是No, there isn’t.