Unit_4_How_do_you_get_to_school课件.ppt

Unit 4Dont eat in class,课时目标,1.谈论规则2.祈使句的表达,祈使句,祈使句一般以动词原形开头，表示请求，命令，劝告，警告等。常见句型结构有；1.以行为动词原形开头，简称Do型。Please have a seat.请坐2.以Be 开头，简称Be型。Be quiet,please.请安静。3.Let 型。Lets play.,否定祈使句的结构,Do型和Be型的否定式都是在句首加dontDont forget me!不远忘记我！Dont be late for school!上学别迟到了！Let 型,否定结构有两种：Dont+let+动词原形/或者let+宾语+not+动词原形-Dont let him go!别让他走Let him not play！别让他玩！,听力部分,1b,2a,2b,2d,Homework,掌握本节课的重点单词和句型课后同桌之间运用所学句型谈论校规预习p21,1b,1c,2b,Good bye,