I. 判断下列句子是简单句（A）并列句（B），还是复合句（C）
( ) 1. I don’t like English while my sister is good at it.
( ) 2. When you came in, she was washing her clothes.
( ) 3. If you don’t go there, they will not be happy.
( ) 4.With the help of my good friend Wei Wei, I succeeded in passing the exam.
( ) 5. Have you ever seen the man who is wearing a red cap?
