Unit2 SectionA Grammar Focus 课件 -2024-2025学年人教版英语七年级下册

nullnullnullnullnullnullnullUnit2 No Rules, No Order Section A Grammar Focus Learning Objectives In this lesson, we will be able to: 1. understand the rules of using imperatives and modal verbs can, have to and must; 2. make rules for a certain place. I say You say “Don’t” “run!” I say You say “Don’t” “litter!” I say You say “Be” “polite!” I say You say “Be” “quiet!” I say You say “Come” “early!” I say You say “Keep” “clean!” 3a. Read the sentences. Do the verbs in bold need to change forms? Why? Walk in the hallway. Don’t run! Be polite and treat one another with respect. Don’t litter. / You mustn’t litter. / You can’t litter. Can we bring our phones to class? No, we can’t. We must keep them in our lockers. Can we eat snacks in class? No, we can’t eat in class. We have to eat in the dining hall. 在 祈使句中 和 情态动词后，动词均用原形。 祈使句中 情态动词后 Modal Verbs —— “have to” What do you have to do? We have to do morning exercises. Do you have to do morning exercises every school day? No, we don’t. We don’t have to do it on Monday. have to have to have to Do we don’t don’t have to Modal Verbs —— “have to” 1. Affirmative (肯定句): I/We/You/They + _________ + _________ 2. Negative (否定句): I/We/You/They + _______________ + __________ 3. General question (一般疑问句): __________ + I/we/you/they + ___________ + v. 原 + ...? Yes, I/we/you/they + ________. No, I/we/you/they + ________. have to don’t have to Do have to do don’t v. 原 v. 原 Modal Verbs —— “have to” What does she have to do? She has to wear the school uniform. Does she have to wear the school uniform every day? No, she doesn’t. She doesn’t have to wear the school uniform on weekends. does she has to Does she doesn’t doesn't have to have to Modal Verbs —— “have to” 1. Affirmative (肯定句): He/She/It + _________ + _________ 2. Negative (否定句): He/She/It + _______________ + __________ 3. General question (一般疑问句): __________ + he/she/it + ___________ + v. 原 + ...? Yes, he/she/it + ________. No, he/she/it + ________. has to doesn’t have to Does have to does doesn’t v. 原 v. 原 Modal Verbs —— “can” Can we bring our mobile phones to class? Can you eat snacks in class? Can he wear his own jacket? Questions Yes, we/you/he ... can. No, we/you/he ... can’t. Answers Can是情态动词， 这里表______________其后用动词________，_______ 人称变化。 permission 原形 无 Can Can Can bring eat wear 3b. Complete the sentences using can, have to / must, or can’t / mustn’t. 1. Don’t jump the queue. You ________ wait for your turn. 2. You ________ just ask your teacher a question in class. You ________ raise your hand first. 3. A: Can I leave the class if I don’t feel well? B: Yes, but you ________ tell your teacher about it when you ________ be absent from class. 4. A: Hey! Can I look at your book? B: Shh, we ________ talk quietly in the library. 5. A: Can you put on your seat belt? We ________ wear one when we’re in a car. B: Sure. Thanks! can’t = can not mustn’t = must not 3b. Complete the sentences using can, have to / must, or can’t / mustn’t. 1. Don’t jump the queue. You _____________ wait for your turn. 插队 等待 have to / must social rule 3b. Complete the sentences using can, have to / must, or can’t / mustn’t. 2. You ________ just ask your teacher a question in class. You _________ raise your hand first. can’t have to / must class rule 3b. Complete the sentences using can, have to / must, or can’t / mustn’t. 3. A: Can I leave the class if I don’t feel well? B: Yes, but you ________ tell your teacher about it when you ________ be absent from class. 缺席 have to / must have to / must / li:v / 离开 / ˈæbsənt/ class rule 3b. Complete the sentences using can, have to / must, or can’t / mustn’t. 4. A: Hey! Can I look at your book? B: Shh, we ________ talk quietly in the library. quiet(adj.) - quietly(adv.) have to / must library rule 3b. Complete the sentences using can, have to / must, or can’t / mustn’t. 5. A: Can you put on your seat belt? We ________ wear one when we’re in a car. B: Sure. Thanks! have to / must traffic rule Imperatives(祈使句) 表命令、劝说或警告，也可表请求。 Be型 Do型 Don’t型 Be polite and treat one another with respect. Be quiet in the library. Walk in the hallway. Wear the school uniform. Don’t run! Don’t litter! 3c. Look at the first sign and read the rules. Then write the rules for the other signs. Do not eat or drink. No eating or drinking. You can’t / mustn’t eat or drink. 3c. Look at the first sign and read the rules. Then write the rules for the other signs. Do not park. No parking. You can’t / mustn’t park. 3c. Look at the first sign and read the rules. Then write the rules for the other signs. Do not take photos. No photos. You can’t / mustn’t take photos. 3c. Look at the first sign and read the rules. Then write the rules for the other signs. Do not swim. No swimming. You can’t / mustn’t swim. 3c. Look at the first sign and read the rules. Then write the rules for the other signs. Do not feed the birds. No feeding the birds. You can’t / mustn’t feed the birds. 3d. In groups, brainstorm three rules for one of the places below. Then draw signs to show the rules. Share your signs in class and explain what they mean. cinema library hospital park school dining hall Sample library rules In the library, we must keep quiet first. We mustn’t make noise. Second, we can’t bring any food or drink to the library. We must keep it clean and tidy. What’s more, we have to return the books after we finish reading. Let’s make the library a better place for us to study. Thank You! 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