look at the people （ ）games on the playground.括号里用are playing 还是playing,为什么呢?
问题描述：
look at the people （ ）games on the playground.括号里用are playing 还是playing,为什么呢?
答
playing
一个句子只能有一个谓语动词,look是谓语动词了,就不能再用are playing做谓语动词了
这里是look at sb.doing sth...结构,看某人做某事...是不是如果有who就可以用are playing 了啊？变成从句了是不？是的！