【题目】This is _________pear and that is _________ apple. ( )
A. a; a B. an; a C. a; an
【答案】C
【解析】
略
【题目】This is _________pear and that is _________ apple. ( )
A. a; a B. an; a C. a; an
【答案】C
【解析】
略
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