Unit 4 Section A Grammar Focus-3c 课件 2022-2023学年人教版七年级英语下册

Unit 4 Don’t eat in class. Section A 3a-3c 教学目标 1，学会本节所学单词。 outside wear important bring quiet practice dish before 2,重点句型。 祈使句，情态动词have to与must 等用法。 school rules library rules playground rules dining hall rules lab rules Class rules computer room rules Group work: Different places have different rules! Please make more rules to propose(倡议) students to help make our school nicer. Can you tell us your school rules? Activity 1: For library We can /can’t… We have to/ must… Activity 2: For English class We can / can’t… We have to/ must… Activity 3: For computer room Activity 4: For dinning hall We can /can’t… We have to/ must… We can /can’t… We have to/ must… 1. 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，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. Grammar Focus 5. 我们可以在教室里吃东西吗？ _____________________________ 6. 不能。但我们可以在餐厅里吃东西。 ______________________________ ______________________________ 7. 我们可以在上课的时候带帽子吗？ ___________________________ Can we wear a hat in class? No, we can’t, but we can eat in the dining hall. Can we eat in the classroom? 8. 他在学校里必须穿校服吗？ _________________________________ 9. 是的，必须。/ 不，不必。 _______________________________ 10. 你们必须做什么？ _______________________________ 11. 在图书馆里我们必须保持安静。 ________________________________ Yes, he does. / No, he doesn’t. Does he have to wear a uniform at school? What do you have to do? We have to be quiet in the library. 情态动词 can 1. 表示能力：“会，可以，能，能够” 2. 不能单独作谓语，后必须接动词原形一起构成谓语 3. 没有人称的数的变化 4. 否定形式加not: can not,cannot, 或缩写can't疑问句can 提前。 例： I can't play the gutar. Can we eat in the classroom? Grammar focus 情态动词must与have to 1. must:表示说话人的主观看法，即主观上的必要性”必须”，还用来表示命令和愿望。 如：You must stop at the red light. 2. have to 表示客