摘要：-Sally is a middle school student.She is in Class Six,Grade One.How old is she? - . A.The thirteen B.Thirteenth C.The thirtieth D.Thirteen 答案:D 表示年龄用基数词.前面也不加冠词.

网址：http://m.1010jiajiao.com/timu3_id_2710440[举报]