精选优质文档-倾情为你奉上Unit 3 Could you please clean your room?话题：教学目标：重难点：情态动词could的用法重点句型：There is no need forto对于而言是没有必要的 It is not enough to 做是不够的 The+比较级，the+比较级 越越知识点：1. 情态动词could的用法could为can的过去式，表示“过去的能力” 它引导的一般疑问句的肯定回答和否定回答都是could.Could you play basketball when your were 5 years old?当你5岁时，你会打篮球吗？Yes, I could. No, I couldnt.Could you?/Could you please? 麻烦你好吗？Li Lei, could you please help me?Could you come here soon?Could you p
