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1、精锐教育学科教师辅导教案学员编号： 年 级：初二 课 时 数：3学员姓名：YYY 辅导科目：英语 学科教师：XX 课题情态动词用法讲解教学目标1. 掌握can, could, be able to, may, might, must,和have to用法2. 掌握shall, should, will, would, need, had better的用法。授课日期年月日教学内容Step1: Greetings & Free talk How are you today? Is there something interesting or important this week? Step2:
2、 can, could, be able to, may, might, have to考点归纳以及针对性练习can，could和be able to的用法 【经典剖析】1. can, be able to用于表示能力，指有能力做某事，意为“能够”。 She can speak Japanese.她能讲日语。 Can you finish the work tonight?你今晚能完成这项工作吗？ 注意 can的否定形式为cannot或cant，不要写成cannot。can的将来时，可用be able to代替；完成时可用have been able to代替。 Man cannot live
3、 without air. 没有空气人就不能生存。 Ill be able to see you after the lesson. 下课后我就能来看你。 I havent been able to sleep recently. 近来我不能入睡。 但当我们要表示“某件事已做成功”时，应用was (were) able to, 不能用could。 He was able to go to the party yesterday evening and he enjoyed himself very much.他昨晚能参加晚会并玩得很愉快。2. can用于表示请求或允许，意为“可否”、“可以”。
4、 Can you wait a moment please? 请你等一会好吗？ Perhaps we can go out for a walk. 也许我们可以出去散散步。 You can have the book when I have finished it. 等我读完后你可以把这本书拿走。 You cant pick flowers in this park. 你不能在这公园里摘花。3. could的用法。 1)用于疑问句表示请求，语气较委婉，答语应用can。 Could you tell me how to get to the station?你能告诉我怎样去车站吗？ Could
5、I use your mobile phone?我能用一下你的手机吗？ -I wonder if you could lend me some money?不知道你能否借给我点钱？ -Yes, I can. /No, Im afraid not. 可以。恐怕不行。 2)用于肯定句描述现在情况，常用于委婉地陈述看法。 - What shall we do this evening?今晚我们干什么？ - We could go to the cinema. 我们可以去看电影。 When we go to Beijing next month, we could stay with Jack. 下个
6、月我们去北京吋可以和杰克待在一起。4. can用于表示可能性(possibility)。 用于描述某事是否有可能发生，含惊讶、怀疑、不相信的语气，常用在否定句、疑问句或感叹句中，意为“可能，会”。 Can this be true?这可能是真的吗？ This cannot be done by him.这不可能是他做的。 在肯定句中，表示现在或将来的可能性，用may, might或could, 不用can。 He may/might/could be in the library. 他可能在图书馆。 The phone is ringing. It could be Jack. 电话铃响了，可
7、能是杰克。5. can be在肯定句中，用于推测某人或某物一时的情况，意为“有时候会”。 Crossing the street without looking around can be very dangerous. 过马路不左右看有时会很危险。 The road can be blocked. 路可能被堵塞了。【例 1】 To everyones surprise, Alex _play chess very well when he was only four. A. might B. should C. would D. could 【解析】D. 知识点：when引导的时间状语从句，
8、从句的动作使用了过去时，主句的动作也应跟过去时有关。表示能力用can， 所以主句用could play。针对性练习1.用can或be able to 填空:1) Hedrive but he hasnt got a car.2) I cant understand Jack. Ive never_understand him.3) I used tostand on my head but I cant do it now.4) I cant see you on Friday but I_meet you on Saturday morning.5) Ask Jane about your
9、problem. She might_help you.2.用 can 或 could 填空:1) Im really hungry. Ieat a horse!2) Its so nice here. Istay here all day but I have to go.3) I cant find my bag. Have you seen it? No, but it_ be in the car.4) Peter is a musician. He plays the violin and he_ also play the piano.5) The weather is nice
10、now but it_change later.3. 选择最佳答案填空：1) May I take this magazine out of the reading room?. Please read it here.A. CertainlyB. No, you neednt C. No, you cantD. No, you may not2)Many of the starsbecause they are far away from us.A. may not see B. cannot be seen C. mustnt be seen D. neednt see3) Who is
11、the man over there? Is it Mr Li?No, itbe him. Mr Li is much taller.A. cantB. may notC. mustntD. neednt4)I have my own room in my house, so Ido whatever I want in it.A. mustB. have toC. need toD. can5)I speak to Jill, Mrs Black?Sorry, shes not in. Shebe back after five.A. May; needB. Can; mayC. Can;
12、mustD. Must; may6) Would you like to go swimming with me this afternoon?Id love to. But Im afraid I. I have too much work to do.A. cantB. mustntC. needntD. may not7) Could I borrow your dictionary?Yes, of course you.A. mightB. willC. canD. should8)Mikes car broke down but luckily he_to repair it.A.
13、canB. couldC. mightD. was able 9)She didnt know where shefind wild roses.A. mayB. couldC. canD. is able10) you pass me a pen? Id like to write down the telephone number.A. NeedB. CouldC. MustD. Should【Keys】1.1) can 2) been able to 3) be able to 4)can 5) be able to2.1) could 2) could 3) could 4) can
14、5)could3.1)C 2) B 3) A 4) D 5) B 6) A 7) C 8) D 9) B 10) B may 和might 的用法 【经典剖析】1. may表示可能性，常用于推测，暗指不确定。 主语+may/might(not)+be true/in the office/doing sth., etc.do/know/have/want, etchave done sth. She may know Toms address.她可能知道汤姆的地址。 He may be waiting for you at the station. 他可能在车站等你。 They may have got lost. 他们可能迷路了。 使用时还应注意以下几点： 1)表示可能性时，
