Unit3 Section A 语法+Section B 听说课件 2023-2024学年人教版八年级英语下册

Section A (GF~4c)+Section B (1a~1e) Unit 3 Could you please clean your room? 2024年人教版八年级英语下册教学课件★★ 1 Watch the video and write down the chores. 2 1. take out the trash 2. clean the desk 3. sweep the floor 4. wash the dishes 5. make the bed What chores have you seen? 3 Could I go out for dinner with my friends? Sure, that should be OK. Could we get something to drink after the movie? No, you can’t. You have a basketball game tomorrow. Could you please take the dog for a walk? OK, but I want to watch one show first. Could you please take out the rubbish? Yes, sure. . Grammar Focus 情态动词could 1. 含义：“能够， 可能” 2. 是can的过去式，比can更委婉 3. 不能作谓语, 没有人称和数的变化， 后加动词原形 Could I go out for dinner with my friends? Sure, that should be OK. Could we get something to drink after the movie? No, you can’t. You have a basketball game tomorrow. Could you please take the dog for a walk? OK, but I want to watch one show first. Could you please take out the rubbish? Yes, sure. . Grammar Focus Which sentences are asking for requests? Which sentences are asking for permission? 5 1. 委婉地请求别人做某事（提出请求） 句型：Could you do…? / Could you please do…? 你能……吗? / 请问你能……吗? (2)肯定回答： Certainly./Of course./With pleasure./ No problem./Yes, sure. 否定回答： No, I can’t./Certainly not./ No, I’m afraid I can’t. 情态动词could的功能 【注意】回答只用can/can't，不用could/couldn't. 2. 委婉地请求别人允许自己做某事（征求许可） 句型：Could I do…?我可以做……吗? 肯定回答：Yes, you can./Certainly./Yes, sure. 否定回答：No, you can’t./No, I’m afraid you can’t. 妈妈，我能先看电视吗？ 不行，你要写作业。 —Could I wacth TV first, Mom? —No, you can’t. You should do your homework. 情态动词could的功能 3. 表示过去的能力，作can的过去式 I could speak English at the age of three. 三岁时，我能说英语。 4. 表示推测，“可能” You could be right, but I don’t think you are. 你可能是对的, 但我认为你不是。 5. 表示惊讶，“不可能”，比can't语气弱 He couldn't/can't be fifty. 他不可能50岁。 6. 表示建议 You could go to school by subway. 你可以坐地铁去学校。 情态动词could的功能 4a 1. _