题目内容
23. I can't believe that this girl can play the piano so well.
A. five years old B. five-years-old
C. five-year-old D. five year olds
23. C
23. C本题考查five-year-old作前置定语的用法。five years’old在句中作表语,可排除A项;five-year-old用作形容词,意为 "五岁的",其中表示计董的名词y ear要用单数形式,可排 除B项;D项形式不正确。故选C.
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