Lesson 5May I Have a Book,课前自主预习,课堂互动探究,Unit 1 School and Friends,课前自主预习,may,excuse,OK,Lesson 5May I Have a Book,borrow,two,three,store,Lesson 5May I Have a Book,later,borrow two pencils,at the store,站起来,向上看,向上跳,Lesson 5May I Have a Book,May I,Youre welcome,Lesson 5May I Have a Book,borrow,you may,Lesson 5May I Have a Book,Sorry,any,go,buy,at the store,Lesson 5May I Have a Book,课堂互动探究,词汇点睛,1may vaux.可以；可能,观察 May I have a book, Jenny? 詹妮，我可以借一本书吗？ May I come in? 我可以进来吗,探究 (1)may为情态动词，后接动词原形。 (2)_
