Their____(hobby)are playing volleyball.填hobby还是hobbies
问题描述：
Their____(hobby)are playing volleyball.填hobby还是hobbies
答
hobbies
答
答案：hobbies。
解释：be动词是are，所以这里用复数名词。
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答
答案：hobbies.
be动词是are,所以这里用复数名词.
答
因为谓语动词是 are
所以主语用复数
填 hobbies