He went to bed.He did his homework.He went to bed after he had did his homework.请帮我看看第三句有没有错
怎么改啊!麻烦一下
He went to bed after he had done his homework.
谢谢了,初学不知道did的过去分词是done所以
62!
只是感觉的话就不能给你赞同了