do,did.does到底有什么分别?
2个回答

都是“做”的意思

do/does是一般现在时用于表示经常发生的

do是第一、二人称时用

I always do homework after school

does是第三人称使用

He always does his homework after school

did是过去时 表示过去发生的事

He did his homework yesterday after playing computer games