题目内容

【题目】Do you know that is _____ grandmother.

A. a 80-year-old B. 80 -years-old C. an 80-year-old D. 80 –year-old

【答案】C

【解析】

考查形容词的用法。A答案的冠词应用anB答案year后面不能用复数;D答案缺少冠词,故选C.

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