[高一英语必修二导学案答案]高一英语必修3第2单元导学案情态动词(II)
【jiaoan.jxxyjl.com--高一英语教案】
导学案4情态动词(ii)
一、ought to 应该,应当 其否定 “ought not to” 或 “oughtn’t to”
(1) 用于第一人称,表有责任或有必要做某事。
we ought to be more careful with our homework.
(2) 用于二、三人称,表建议或劝告。
you ought to follow your teacher’s advice.
she ought not to go alone.
(3) ought to+have done: 本该……
i’m sorry. i ought to have told you this morning.对不起,我本该今天早上告诉你的。
二、have to / don’t have to / mustn’t
(1) have to = have got to 必须,不得不 (有人称和数、时态的变化)
he has to work on the farm all day . 他不得不在农场工作一整天。
(2)don’t have to 不必……
you don’t have to buy a computer.
(3) mustn’t 禁止,不许
you mustn’t sleep in class!
三、need 需要,必要(既可以作情态动词,也可以作实义动词,但用法不同)
(1)作为情态动词,need 通常用于否定句和疑问句
①you needn’t buy the book..
②——need he do his homework first?
——yes ,he must! (no ,he needn’t)
(2) need 作为实义动词时,通常用法是:
sb/sth need to do (表主动) we need to tell him the truth.
sb/sth need doing /to be done(表被动) my car needs repairing./my car needs to be repaird
sb need sth 某人需要…… mary needs your help.
三、情态动词+have done
1. must have done 推测过去“肯定……”
he must have played computer games last night.
2 may / might have done 推测过去“也许……”
he might have known the answer to the question.
3.(1)could have done 用于疑问句时,表示 推测过去“可能……?”
could he have finished the task? 他可能把任务完成了吗?
(2)could have done 用于肯定句时, 表“能够做而没有做”
i could have finished the work on my own. 我本能够独自完成工作.
4. (1)should have done 本应该做而没有做
you should have studied hard.
(2) shouldn’t have done 本不该做而做了
you shouldn’t have told lies.
5. ought to have done: 本该做而没做
6. needn’t have done 本不必…… 本没必要……
you needn’t have told me the news.
相关教案
- unit18 beauty_Unit18Fire教案
- 【unforgettableexperience是什么意思】Unforgettableexperiences教案
- 【myfirstrideonatrain课件】MyFirstRideonaTrain教学案
- 【module2mynewteacher】Module2MynewteacherListening---教案
- 【unit3i am more out going教案】Unit3. Looking good, feeling good-grammar教案
- [unit]Unit 3 Computers 教学设计语言学习02
- [unit3]Unit3 The Million Pound Bank Note- Vocabulary and Useful Expressions教案
- 【readinglook】ReadingLookinggood,feelinggood
- unit3looking good feeling good_unit3looking good,feeling good-project教案
- 2019秋季最新人教版高一英语必修一学案|2019高一英语Unit1SchoolLife学案(牛津译林版必修1)
-
[unit3]Unit3 Places of interest-listening, speaking &writing教案详细阅读
一章节分析 (section analysis ) (一) 综述 本章节是语言运用部分,通过听,说,写方面的训练,提高学生语言词汇方面的能力,加强他们运用语言知识来表达思想感情的能力。针对高一新生情况using language 的任务是培养学生如何正确有效的使用字典,为以后...
-
developingand developed contry_DevelopingandDevelopedCountries学案详细阅读
魏桥中学学案总课时数 28 科目 高一英语必修3 使用时间 主 备 人 使 用 人 课题名称 book3 module2 extensive readinglearning aim: 1 to revise some words and expressions in this mod...
-
[nelsonmandela]NelsonMandela详细阅读
unit 5 nelson mandela--- a modern hero第一课时:warming-up & vocabulary预习导学本单元重点呈现:词汇部分:________ n 质量;品质;性质 ________ adj 吝啬的;自私的________adj 活跃的;积极的...
-
高一英语上册unit1的单词_高一英语上册Unit1-2单元专题复习教案详细阅读
高一英语上册unit 1 - 2单元专题复习教案 unit 1 - 2study aim: grasp the following words and sentence structure and remember how to use them study guide: read the new...
-
[必修五unit1单词]必修5Unit 1 Great Scientists 听说课详细阅读
济宁市第一中学 林翠菊 李雯 张学敏 刘玉东 邵长云 孔庆民第一步 听力导入introduce something about qian xuesen he was born in 1911 he lived and studied for many years in the usa but re...
-
【traveljournal中文意思】Traveljournal详细阅读
unit 3 travel journalperiod one warming up,pre-reading and reading 1which kind of transport do you prefer to use:bus or train?(p17)拓展归纳pre...
-
【thanksgivingday是什么意思】Thanksgivingday详细阅读
每年11月的第四个星期四是美国的感恩节,现在这个节日不只属于美国人民,早就成为世界性的节日了,不论肤色不论国籍,只要有条件都会有所庆祝,最重要的是它在提醒我们是不是还有颗感恩的心 崇洋媚外的人自己很看不惯,但不排斥这个温情脉脉的感恩节,这是我进这家美资企业以来过的第五个感恩节了,每年11月的第四个星...
-
[module1什么意思]Module1 Our Body and Healthy Habits-Vocabulary and reading教案详细阅读
teaching aims:1) knowledge: make students master some words, phrases 2) ability: get students to know the importance of the healthy habits ...
-
【高一英语教学工作总结个人】高一英语Celebration教学案详细阅读
XX-XX学年高一英语必修1(北师大版)素材unit 3 of module i celebration period two lesson一 教学内容: unit 3 of module i celebration period two lesson 3 & 4[学习过程]一、本课教学目标与要求...
-
[高一英语上册unit2单词]高一英语上册Unit2基础巩固习题讲解详细阅读
ⅰ 单词拼写1 as you know,michael phelps won 8 swimming gold ________(奖牌)in the beijing olympic games 答案:medals2 the school’s ________(座右铭)was “work...