I am reading books now 一般疑问句 Are you reading books now?否定句 I am not readying books now.肯定 回答 Yes,I am否定回答：No,I am not.He usually plays basketball 划线部分提问What does he usually do?...那把这个He usually plays basketball也改为一般疑问句 否定句 肯定 否定回答呢？好的一般疑问句Does he usually play basketball?否定句He doesn't usually play basketball.肯定回答Yes, he does否定回答 No, he doesn't