高一英语 Unit3 Celebration导学案高一英语 Unit3 Celebration导学案
高一英语 unit3 celebration导学案lesson3 grammartips：all things in their being are good for something.(天生我材必有用) learning aim: learn the use of the modal verbs have to /not have to , can/can’t, ought to /ought not tolearning methods: observe----learn-----summarize------uselearning steps:stepi: underline all the followindowsg words in the texts and translate them.have to , don’t have to, ought to, ought not to, can’t,canstepii: match the verbs to their meanings.(a级)1 have to a) not necessary2 don’t have to b) necessary3 can c) not allowed/not possible4 can’t d) allowed/ possible5 ought to e) not advisable6 ought not to f) advisablestepiii:transtrate the followindowsg sentences.(b级)1.1）i can’t go out now, i have to look after my 宝宝 .______________________________________2）i must find a job,my parents can’t support me any longer._____________________________________________3）— must we hand in our exercise books today? — yes, you must. (no, you don’t have to/need’t.)________________________________________________总结：must 和have to表示___________，但must表示___________观，have to表示_________观（如例句1，2所示）读一读，记一记:must与have to有下列几点不同： ① must表示的是说话人的主观看法，而have to则往往强调客观需要。 the play is not interesting. i really must go now. i had to work when i was your age. ② must与have to 的时态差别： have有时态的变化,如三单has, 过去时had ,表示 客观上的不得不，能与所有 时态一起。must为情态动词, 无时态的变化 , 表示主观上的必须, 需要。 ③ 二者的否定意义不大相同。如： you mustn't go. 你可不要去。 you don't have to go. 你不必去。 ④ 询问对方的意愿时应用must。如： must i clean al（请记得收藏本站-一路高升范文网，以获取更多新鲜内容）l the room? 2 1)can you speak english?__________________________________________________ can表示能力（如体力和脑力方面），意为“__________”等can表示能力时，还可用be able to代替。如： i'll not be able to come this afternoon. 2)表示请求或允许，多用在口语中，意为“__________”等。— can/could i go now? — yes, you can.（回答语中不能用could） 3) 表示惊异、怀疑、不相信的态度。（主要用在否定句、疑问句或惊叹句中） 共3页，当前第1页123高一英语 Unit3 Celebration导学案
can this be true? ______________________ how can you be so careless! ___________________ this cannot be done by him. __________________4)在变否定句时，直接在后加上“not”,可缩写成_________或___________, 但不能写成cann’t。比如： (变成否定句) he can swim. → _______________________ 3 ought意思是______________后面跟带有 to 的动词不定式否定式为_________________。(c级) you ought to read these books if you want to know how to repair the motorcar. ____________________________________________ you ought to bring the child here. _____________________________________________ you ought not to walk alone at night. _____________________________________________注意： ought to和should的区别： 1.ought to语气略强。 2.should较常用。 3.ought to在美国英语中用的很少，而should却相当常用。4.ought to属正式用语。练一练：(c级)1the man in the office____________be mr. black because he went home just now.a. mustn’t b. may not c. can’t d. needn’t2---can you go surfing with us this afternoon?----i’d like to , but i ________ look after my sister at home , because my mother is ill.a. need b. must c. have to d. should3----can i take this book out of the reading room?------______. please read it here.a. certainly b.no, you needn’t c.no, you mustn’t d.no, you may not4 ----_____ you help me answer the telephone----ok.a. can b. should c. need d. must5 tom is young but he ____ fly a kite by himself.a. can b. may c. need d. must 6 -----could i cross the street here? -----of course you _____. a.could b.can c.are able to d.will7-----_______ we attend the party?-----no, you needn’t. you are free.a. must b. can c.may d. shall共3页，当前第2页123高一英语 Unit3 Celebration导学案
stepiii do the exercises on page 82----1.2.the lowest grade"professor, i did the best i could on this test. i really don't think i deserve a zero.neither do i. but that's the lowest grade i'm allowed to give."学生：“教授先生,我这次考试已经竭尽全力了.我真的觉得我不应该得零蛋.”老师：“我也是.但是呢这已经是我能给的最低分了！” 小结反思：这几个情态动词的用法你掌握了吗？_____________________________________________共3页，当前第3页123推荐站内搜索：伤感心情日志、北京自考成绩查询、北京自考报名时间、2018年教师资格证报名时间、内蒙古赤峰市人事考试信息网、我们的节日作文、985 211最低录取成绩、个性日志、成人高等学校招生全国统一考试、2013山东专升本成绩、
