问题描述:
When your friends are in trouble,you shonld do all___________them.
A.you can help
B.you can to help
C.that you can help
D.what you can help
重在讲解,不在答案(越具体越好)
A.you can help
B.you can to help
C.that you can help
D.what you can help
重在讲解,不在答案(越具体越好)
问题解答:
我来补答展开全文阅读