详细的动词-ing的用法?以下的句子为什么用动词-ing?
问题描述：
详细的动词-ing的用法?以下的句子为什么用动词-ing?
(1)He thinks that watching English movies isn't a bad way to learn a language.(2)He finds watching movies frustrating beacause the people speak too quickly.(3)He said that memorizing the words of pop songs also helped a little.
答
be动词are am is 后面的动词要使用ing形式.
如：
she is reading a book.
动词做主语,也要加ing如：
watching too much TV is bad for our health