问题描述:
Lucy is a _____girl.A.ten years B.ten-years-old C.ten-year-old D.ten old
哪项正确啊?说出原因.
ten years old和 ten-year-old 有什么区别啊?
哪项正确啊?说出原因.
ten years old和 ten-year-old 有什么区别啊?
问题解答:
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