题目内容：

All the children are having an English party now改为一般疑问句
Jack is writing an email to his paren in the library对划线部分进行提问（划线部分是in the library）
Is your father having a haircut now?做肯定回答
Tony is looking for(寻找)his magazine in the dining room.对划线部分进行提问（划线部分是his magazine ）
We are drinking in the pub.(改为否定句)