Haveyouseen________?A.atwelve-yearo

发布时间:2020-07-26 02:09:09

Have you seen ________?A.a twelve-year old boyB.a nine-year-old boyC.the eight-years-old boyD.an eleven years' old boy

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B解析由连字符构成单词时,其中的名词要用单数形式。
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