I have cnemistry this afternoon 改为一般疑问句

I have cnemistry this afternoon 改为一般疑问句 i an free this afternoon 怎样改为一般疑问句? 怎样把I am free this afternoon改为一般疑问句 陈述句改为一般疑问句We'll have a class meeting this afternoon We are going to have some classes this afternoon .改为一般疑问句 They are going to have a class meet this afternoon （改为一般疑问句 We have PE this afternoon改为一般疑问句和否定回答, I am going to practica basketball this afternoon 改为否定句 一般疑问句 I'm going to buy a book this afternoon. 改为一般疑问句和否定句. I'm going to do my homework this afternoon改为一般疑问句 I'll play soccer with you this afternoon.改为一般疑问句 ___ ___ __s we‘ll go fishing this afternoon改为一般疑问句