七年级下册Unit4 Section A2d-3c课件三

　　　　 Unit 4 Don’t eat in class.Period 2: Section A 2d—3c（含Grammar Focus） What are the rules?Don’t eat in the classroom. We can’t eat in the classrooms.We must eat in the dining hall.Don’t listen to music in class.　We can’t listen to music　in class.Don’t arrive late for class. We can’t arrive late　　　　　 for class.We must be on time.Don’t　fight.Don’t run in the hallways.We can’t run in the hallways.We can’t fight.　　　Read and role-play　　　　　　　　　 (2d)Task　1Answer the questions1.How many rules are mentioned in the conversation?2.What are the rules?Four 1.Don’t be late for class. We must be on time.2.We can’t bring music players to school.3.We have to wear the school uniform.4.We have to be quiet in the library.have?to?意思是“必须、不得不”,后接动词原形，它侧重客观上的必要和外界的权威。Role-playTask　2Grammar Focus1. 不要在楼道里跑。　　　　______________________________2. 不要打架。　　　　　　　　____________________3. 有什么规则？　　　 　　______________________________ 4. 我们必须按时上课. 　　_______________________________阅读Grammar Focus部分，完成下列句子。Don’t fight. Don’t run in the hallways.What are the rules?We must be on time for class. 祈使句 一般以动词原形开头，表示请求、命令、劝说、警告等。