does sandy think playing volleyball is fun?i think i have a healthy lifestyle.这两句中第一句think 后动词加ing,第二句没有加,为什么?
问题描述：
does sandy think playing volleyball is fun?i think i have a healthy lifestyle.这两句中第一句
think 后动词加ing,第二句没有加,为什么?
答
如果把疑问句还原的话是
Sandy thinks (that) playing volleyball is fun.
然后把这句话提问 think自然用原型
playing volleyball is fun 是think引导的宾从
playing volleyball作并从中的主语，是用动名词做主语
所以是playing
第二句也是宾从
这个从句I have a healthy lifestyle是个完整的句子
have做谓语用原型
答
第一个think加ing是动词变动名词做主语 第二个think是动词的用法 用原形
答
playing volleyball is fun 这是一个宾语从句 整个句子 作为think的宾语 , 其中 playing volleyball 是这个宾语从句的主语,...