精选优质文档-倾情为你奉上青少版新概念英语2A教学重点课文重点单词重点句型重点知识Unit 1Linda comes to LondonP4P6 What are you doing? Im. What is sb. doing? He / She is. 现在进行时定义:表示此时此刻正在进行的动作。结构:be动词+动词的ing形似(即动词的现在分词)Unit 2Good luck on Sunday!P12P14 Who are waiting for a bus? What are they doing? TheyreWhat are sb. and sb. doing? Theyre. 现在进行时定义:表示此时此刻正在进行的动作。结构:be动词+动词的ing形似(即动词的现在分词)Unit 3Is this your