八年级英语下册 Chapter 3 A dangerous servant Language导学案（无答案） 牛津沈阳版

Chapter 3 A dangerous servant Language城郊中学牛津英语8B英语导学案21课题TopicChapter 3 A dangerous servant Language p34-38课型Type L+S学习目标Learning aims知识KnowledgeTo know about the modal verbs情感EmotionTo be interested in using modal verbs correctly能力AbilityTo consolidate and master the language point about modal verbs重点和难点Key and difficultyWords: spell, rise, fiction, non-fiction, catalogue, complete, comics, properly, Expressions: play chess, make friends with, stay up, be short of, do exerciseSentences: sentences with modal verbs时间预设TimesharingP2 L10 S18 S2 C8 学习策略Learning strategy Group co-operation inquiry learning教学环节教学环节课前复习 熟悉下列单词spell_ rise_ fiction_ non-fiction_ catalogue_ complete_ comics_ properly_ toothache_ silence_ 熟悉下列短语1. lean out of_ 2. do more exercise_ 3. make friends with_3. play the guitar_ 4. play chess_ 5. ride a bicycle_6. drive a car_7. paint pictures_ 8. speak two languages_ 9. be careful with_10. stay up late_ 11. be short of_ 12. work harder_13. have toothache_ 14. 开门_15. 开电视_新课导入 In Chinese we have a kind of verbs called“能愿动词”，similarly, we have modal verbs in English. Today lets learn about some modal verbs together. I写出下列句中情态动词的汉语意思1. The boy can speak English well.2. Can I borrow this book?3. I thought the story couldnt be true.4. You may go home now.5. May I watch TV after supper?6. He may be English.7. They may have a lot of work to do.8. It must be done as soon as possible9. You mustnt speak like that.10. Must I be home before 8:00?11. There must be some mistakes.II单选1.That _ be true. I dont believe it.A. can B. cant C. must D. neednt2. - _ I smoke here? - No, you _.A. May, mustnt B. May, neednt C. Can, cantD. must, cant3. _ you tell me the way to the nearest post office?A. NeedB. CouldC. MayD. Must4. - _ I bring back the book today? -No, you _. You _ do so tomorrow.A. May, cant, mayB. Can, mustnt, may C. Must, neednt, may D. Must, neednt, must5. You dont look well. You _ go to see the doctor. A. must B. may C. need D. can6. A boy _ speak, but a baby _.A. may, mustnt B. may, cant C. can, mustnt D. can, cant7.You_be careful when you use fire. A. can B. must C. need D. may点拨情态动词表示说话人对某一动作或状态的态度。情态动词本身不能单独做谓语动词，必须和动词原形连用。情态动词没有人称和数的变化。大部分情态动词有时态的变化，有过去式但没有过去分词。（注must无过去式）1. can和could的用法(1)表示主语的能力。Birds can fly.(2)表示说话人的猜测（即可能性），多用于否定句和疑问句。Can he be at home now?(3)表示许可。You can go now.（4）用在问句中表示征求意见(could比can语气委婉)。Can I use your bicycle?2. may的用法(1) may表示许可，比can正式，口语中常被can替代。(2) may表示可能性，常用于肯定句(语气比must弱)和否定句中（译作“可能不”，语气比cant弱），指现在或将来的可能性。在对由may引出的“请求许可”的问句做出肯定回答时，可以用过于严肃和正式的“Yes, you may.”，而更多用“Yes, please。(请便)”或“Of course/ Certainly(当然可以).”；否定回答时，常用 “Please dont(请不要)”或“No, you mustnt(不行)”3. must的用法(1) must表义务或强制。译作“必须”。 must用于一般疑问句时，其肯定答语应用Yes, must/ Yes, please.或Yes, Im afraid so。其否定答语应用neednt或dont have to。 must的否定式must not/mustnt表示禁止，一般不用来对must提问的句子做出回答。(need用于一般疑问句时回答相同)(2) must表示说话人有把握的猜测，译作“一定”，仅限于肯定句, 且后接表状态的动词。如果must后接表动作的动词，则应以be doing或have done的形式出现。其它常见的情态动词：should应该, will/would愿意, need需要, dare敢, have to必须;不得不, ought to应该, might（may的过去式）可以/可能, used to do 曾经；过去常常， had better最好；不妨 反馈检测 单选1. The policeman said, “Thank you. You _ go now.” A. mustnt B. need C. cant D. may2. He is on duty today. He _ stay in the factory. A. have to B. has to C. had to D. need not3. You _ take my seat. Im leaving now. A. must B. need C. can D. cant4. -May I take this book out?-No, you_. A. cant B. may not C. neednt D. arent课后作业 对下列问句进行肯定和否定回答1. Mu