He often sees his son[ ](play with)his friends.该填什么?
问题描述:
He often sees his son[ ](play with)his friends.该填什么?
答
playing with
他经常看到儿子同他的朋友在一起玩。
see sb doing sth 看到某人做什么
答
原型
答
playing with
see sb doing sth 看到某人做什么
他经常看到他儿子同他的朋友玩在一起