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1、Module 5 A Trip Along the Three GorgesGrammar 1.Learn the usage of the Modal Verbs.2.Use the Modal Verbs properly in the sentences and passages.Learning aimsLeading-in1.Dont worry about me, I can take good care of myself.別為我擔心，我會照顧好自己的。別為我擔心，我會照顧好自己的。2.The United States will do whatever it can to he
2、lp Greece.美國將盡一切所能幫助希臘。美國將盡一切所能幫助希臘。3.Should our children be taught to swim at school?我們的孩子應該在學校學游泳嗎？我們的孩子應該在學校學游泳嗎？Pay attention to the usage of the Modal Verbs.情態(tài)動詞（情態(tài)動詞（Modal verbs）本身有一定的詞義，但是不能）本身有一定的詞義，但是不能獨立作謂語，獨立作謂語，只能和行為動詞一起構成謂語只能和行為動詞一起構成謂語。情態(tài)動詞。情態(tài)動詞用在行為動詞前，表示說話人對這一動作或狀態(tài)的看法用在行為動詞前，表示說話人對這一動
3、作或狀態(tài)的看法或主觀設想?；蛑饔^設想。 情態(tài)動詞雖然數(shù)量不多，但用途廣泛，主情態(tài)動詞雖然數(shù)量不多，但用途廣泛，主要有下列：要有下列： can (could), may (might), must, need, ought to, dare (dared), shall (should), will (would), must not情態(tài)動詞情態(tài)動詞一、可兼作行為動詞的情態(tài)動詞：一、可兼作行為動詞的情態(tài)動詞： dare 、need dare和和need作情態(tài)動詞時不用于肯定句作情態(tài)動詞時不用于肯定句,沒有人稱和數(shù)沒有人稱和數(shù)的變化（的變化（dare的過去式為的過去式為dared）；作實義動詞時可
4、用）；作實義動詞時可用于肯定句、否定句或疑問句，有人稱和數(shù)的變化。于肯定句、否定句或疑問句，有人稱和數(shù)的變化。He didnt dare to do it. (實義動詞實義動詞)He dare not do it.(情態(tài)動詞情態(tài)動詞)他不敢那么做。他不敢那么做。He doesnt need to do it. (實義動詞實義動詞)He neednt do it.（情態(tài)動詞（情態(tài)動詞) 他不必做這件事。他不必做這件事。 注意：注意：need作實義動詞時，還可表示作實義動詞時，還可表示“需要需要”，后，后接接doing/to be done，表被動（需要被，表被動（需要被. .）。）。The cl
5、assroom needs cleaning/to be cleaned.教室需要被打掃了。教室需要被打掃了。The tree needs watering (to be watered).這棵樹需要被澆水了。這棵樹需要被澆水了。 Two eyes can see more than one. I am so strong that I can lift this stone. He said that Jack couldnt finish his work in such a short time. Could you follow my step? He is only four, bu
6、t he is able to read. She was able to do it without my help. Will you be able to come to my party tomorrow?表能力表能力can couldbe able toGrammar-1. Observation(3ms)二、二、 表示能力的情態(tài)動詞表示能力的情態(tài)動詞can, could, be able to的用法：的用法：be able to 能用于能用于各種時態(tài)各種時態(tài)，表示，表示主觀意愿主觀意愿，強調(diào)要，強調(diào)要克服困難去做某事。它的過去時用克服困難去做某事。它的過去時用was / were
7、able to，相當于相當于managed to do sth. 或或succeeded in doing sth.。它的將來時用它的將來時用will be able to。can / could 只能表示只能表示現(xiàn)在現(xiàn)在或或過去過去的能力，表示的能力，表示主觀能主觀能力力，不表示意愿。例如：，不表示意愿。例如： Everyone was able to escape when the earthquake happened.地震發(fā)生時，大家都設法逃了出去。地震發(fā)生時，大家都設法逃了出去。I am so strong that I can lift this stone.我是如此強壯以至于能舉
8、起這塊石頭。我是如此強壯以至于能舉起這塊石頭。can可以表示許可，可代替可以表示許可，可代替mayYou can go home now. 你現(xiàn)在可以回家了。你現(xiàn)在可以回家了。can表示驚訝，懷疑，不相信的語氣表示驚訝，懷疑，不相信的語氣Can the news be true? 這消息會是真的嗎？這消息會是真的嗎？can表示征求意見，請求，表示征求意見，請求，could語氣更加委婉。語氣更加委婉。Could you tell me how to get to the airport?您能告訴我怎么去機場嗎？您能告訴我怎么去機場嗎？can表示偶爾出現(xiàn)的事實。表示偶爾出現(xiàn)的事實。He can b
9、e a hard man sometimes. 他有時挺難相處的。他有時挺難相處的。can的的具具體體用用法法 【知識拓展知識拓展】 can 的一些特殊搭配的一些特殊搭配(1)cant be too/overadj./adv. =cantadj./adv. enough 再再也不過分也不過分A parent cant be over/too patient.We cant drive carefully enough.(2) cant help/choose but do 不得不做不得不做She cant help but drop school. 父母再耐心也不過分。父母再耐心也不過分。開車
10、時我們再小心也不為過。開車時我們再小心也不為過。她不得不輟學了她不得不輟學了(3)cant help (to) do 不能幫忙做不能幫忙做 cant help doing 情不自禁做情不自禁做(4)cant/couldnt agree more 十分贊成十分贊成(5)it cant/couldnt be better 十分好，非常好十分好，非常好 Grammar-2. Observation(3ms) You can go now. I wont let you down. Could I say it in Chinese? May I know your name? Would you m
11、ind closing the door? Shall we dance? Might I have a word with you?語氣語氣強強 弱弱表許可表許可, ,征詢征詢意見意見can, willcould / may / would / shall / might三、表示許可三、表示許可: may / might, can / could might, could 比較比較委婉委婉, 一般多用于一般多用于疑問句疑問句。can, may 表達的語言比較隨便。表達的語言比較隨便。在以在以could, might 表示表示征求對方意見征求對方意見或或表示請表示請求求時，回答應相應使用時，回
12、答應相應使用can, may。must may, might, can, could肯定句肯定句語氣語氣強強 弱弱表可能性表可能性( (推測推測) )There must be a mistake.It can be true.In those days few workers could support their families.You may walk ten miles without seeing a house.He might get there on time.Grammar-3. Observation(2ms)語氣語氣強強 弱弱表不可能表不可能( (推測推測) )cant
13、, couldntmay not, might not否定句否定句She cant be serious.We couldnt have done better.People may not pick flowers in this garden.She was afraid they might not like the idea.Grammar-4. Observation(2ms)mustnt, shouldnthad better not表禁止表禁止We mustnt waste our time.They shouldnt leave so soon.Youd better not
14、disturb him.Grammar-5. Observation(2ms)should, musthave to表義務表義務( (應該應該) )有時態(tài)變化有時態(tài)變化Grammar-6. Observation(3ms)You should do what your parents tell you.If you cant finish the book by then, you must come and renew it.This is a lovely party, but we have to go because of the baby-sister. The bridge was
15、 not wide enough so that somebody had to give way.1. 表示否定的情態(tài)動詞的用法表示否定的情態(tài)動詞的用法:部分情態(tài)動詞的否定式是情態(tài)動詞中的考點之部分情態(tài)動詞的否定式是情態(tài)動詞中的考點之一。一。 mustnt 不準不準, 禁止禁止 neednt 沒必要沒必要 ( = dont have to )cant 不能不能; 不可能不可能may not 不可以不可以; 可能不可能不shouldnt 不應該不應該 ( = ought not to )【點點 津津】2. shall和和will 的多種意義的區(qū)別的多種意義的區(qū)別: shall / will+
16、動詞原形均可表示將來。動詞原形均可表示將來。 過去式為過去式為 should, would。shall 1）可用于第二、三人稱陳述句，表示說話人給）可用于第二、三人稱陳述句，表示說話人給對方的命令、對方的命令、 警告、允諾或威脅。當頒布法律規(guī)定時，警告、允諾或威脅。當頒布法律規(guī)定時，也用也用shall。2）用于第一、三人稱疑問句，表示征求對）用于第一、三人稱疑問句，表示征求對方的意見。方的意見。will 可表示意愿、常出現(xiàn)的動作，在疑問句中表示請可表示意愿、常出現(xiàn)的動作，在疑問句中表示請求和建議。求和建議。Shall the driver wait outside?司機在外面等著可以嗎？司機在
17、外面等著可以嗎？It has been announced that candidates shall remain in their seats until all the papers have been collected.已宣布，在所有試卷收上來之前，應試者必須呆在自已宣布，在所有試卷收上來之前，應試者必須呆在自己的座位上。己的座位上。3. 情態(tài)動詞短語的使用情態(tài)動詞短語的使用:would like to do 想要做想要做would rather dothan do 寧可寧可也不也不would rather + 從句從句 寧可寧可had better do. 最好做最好做used t
18、o do 過去常常過去常?！局R拓展知識拓展】(1)used todo 過去常常做過去常常做 be used tov.- ing / n. 習慣于習慣于 be used todo 被用來做被用來做(2) used to, wouldused to過去常做過去常做，但現(xiàn)在不做了，但現(xiàn)在不做了，常與，常與like, be等狀態(tài)動詞連用等狀態(tài)動詞連用 would (do)表示表示“過去常作過去常作，但不強調(diào)現(xiàn)在，但不強調(diào)現(xiàn)在如何，并帶有贊揚、厭惡等感情色彩。如何，并帶有贊揚、厭惡等感情色彩。4.部分情態(tài)動詞的問與答部分情態(tài)動詞的問與答:(1) Need I?Yes, you must. /No, y
19、ou neednt (dont have to).(2) Must I?Yes, you must. /No, you neednt (dont have to).(3) May I?Yes, you may. (=Yes, certainly/of course.)/No, you may not. (=No, you cant/mustnt.)(4)Might/Could I?Yes, you may/can.5. must和和have to用法的區(qū)別用法的區(qū)別: must表示說話人的主觀看法，而表示說話人的主觀看法，而have to表示客觀的需表示客觀的需要；要；mustnt表示表示 “
20、決不能決不能”“”“禁止禁止” “一定不要一定不要”，而，而dont have to表示表示“不必要不必要” (英國英語中常用英國英語中常用neednt) 。Class exercises1.1.（2015福建高考）福建高考）Sorry, Mum! I failed the job interview again.Oh, its too bad. You_ _ have made full preparations. A. mustB. canC. would D. should 2.2.（2015重慶高考）重慶高考）You _ be Carol. You havent changed a b
21、it after all these years. A. must B. can C. will D. shall4. (2014重慶高考重慶高考)Ive ordered some pizza,so we_worry about cooking when we get home tired. A. cant B. dare not C. neednt D. may not3.3.（20152015浙江高考）浙江高考）It was so noisy that we _ _ hear ourselves speak.A. couldnt B. shouldnt C. mustnt D. needn
22、t5.(2014江蘇高考江蘇高考)It was sad to me that they,so poor themselves,bring me food. A.might B.wouldC.should D.could6. (2014北京高考北京高考)I have a word with you?It wont take long. A.Can B.Must C.Shall D.Should7.（2013新課標全國卷新課標全國卷I）The door open , no matter how hard she pushed.A. shouldnt B. couldnt C. wouldnt D.
23、 mightnt8. （2013重慶高考）重慶高考）What are you doing this Saturday?Im not sure, but I _go to the Rolling Stones concert. A. must B. would C. should D. might9.（2013四川高考）四川高考） Why are your eyes so red? You_ have slept well last night. Yeah, I stayed up late writing a report. A. cant B. mustnt C. neednt D. wont HomeworkReview the grammar of this period.Cease to struggle and you cease to live. Thomas Carlyle 生命不止，奮斗不息。 托馬斯卡萊爾
課時講練通高中英語 Module 5 A Trip Along the Three Gorges Grammar2課件 外研版必修4
