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2017年高一英语人教版必修4学案:课堂探究unit2workingtheland—sectionⅱword版含解析.doc

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1、课堂探究1It is important to explain this again or we will confuse the students.把这件事再解释一遍很重要,否则我们会使学生们感到迷惑。剖析:该句中的 it 是形式主语,动词不定式短语 to explain this again 是真正的主语。考点 confuse vt.使迷惑;使为难The road signs confused the driver.路标让这位司机感到迷惑。All of you shouting at once confuses me.你们这么一起喊真让我为难。考点延伸 1)confuse 常用于以下短语:

2、confuse A with/and B 把 A 与 B 混淆be confused about 对感到困惑You confused Australia with Austria.你把澳大利亚和奥地利搞混了。Many people are confused about the new ways of measuring temperature.许多人都搞不清测定温度的新方法。2)辨析 confusing 与 confused:confusing 指“( 事物)令人困惑的或为难的 ”;confused 指“ (人感到)不知所措的;困惑的” 。如:The instructions are so c

3、onfusing that I am completely confused.说明书太令人费解了,我完全糊涂了。3)派生词:confusion n混乱;困惑There was some confusion as to whether we had won or lost.不清楚我们究竟是赢了还是输了。单项填空1)Her _ account of her strange experience made all of us _.Aconfusing;to confuse Bconfused ;confusingCconfusing ;confuse Dconfusing;confused2) Th

4、ere was a _ look on his face when he met with the _ problem.Aconfusing;confusing Bconfused ;confusedCconfusing ; confused Dconfused;confusing答案:1)D 2)D2regret vt. 遗憾;惋惜 n. 遗憾;懊悔考点 regret 既可作动词,也可作名词。如:I regret to tell you that you have been fired.我遗憾地告诉你你被解雇了。I regret not having worked harder.我后悔没有更

5、努力地工作。She didnt regret her decision.她不后悔自己的决定。Have a care what you say or you may regret it.说话要当心,不然你会后悔的。I bitterly regret that we have not been able to do better.我们没能做得更好一些,对此我深感遗憾。She had few regrets in leaving the house.离开这座房子,她并无太多遗憾。归纳:regret to do sth 的含义是“遗憾地做某事” ,其中 do 的形式多为 say,tell 和 info

6、rm等;regret doing sth 的含义是 “后悔做过某事” ;regret 可接名词或代词作宾语,也可接 that从句。regret 作名词时,常作 可数 名词,指“遗憾的事情 ”。考点延伸 1)regret 的现在分词、过去式和过去分词分别为:regretting,regretted,regretted 。2)much/greatly to ones regret to ones great regret 令某人非常遗憾的是/ 令某人非常后悔的是。如:Much to my regret,I didnt make full use of the time.令我非常后悔的是,我没有充分

7、利用那段时间。3)派生词:regrettable adj.可叹的;令人遗憾的regretful adj.懊悔的,遗憾的regretfully adv.懊悔地;抱歉地单项填空1)I regret _ you that Tom failed to pass the driving test and that he really regretted _ your advice on practising more.Ato tell;not following Bto tell;having not followedCtelling;not to follow Dtelling ;not having

8、 followed2)The manager told me with great _ that he couldnt offer me the job.Aregret Bsadness Ckindness Dpatience单句改错3)The old man burst into tears at his sons death.I regretted have told him the bad news._4)To my much regret,I didnt go there to help them in time._5)I regret to saying that you cant

9、see Mr.Wang now._答案:1)A 2)A 3)havehaving 4)muchgreat5)sayingsay3Grammar:动词ing 形式作主语和宾语考点一 动词ing 形式的基本用法:动词ing 形式具有名词性质,可在句中担任主语、宾语、表语、定语、宾语补足语和状语,但不能单独作谓语。本单元主要学习动词ing 作主语和宾语的用法。考点二 动词ing 形式作主语的用法:1)动词ing 作主语时,往往表示经常性、习惯性的动作,在口语中也可以表示具体的动作。如:Painting is his hobby.绘画是他的爱好。2)动词ing 形式作主语和不定式作主语一样,也可以用

10、it 作形式主语。但不定式作主语往往表示具体的特别是将来的动作。如:It is no use talking without doing.光说不做没有用。Its so hot.What I want to do now is to have a swim in a river.天这么热,现在我想做的事就是在河里游泳。考点三 动词ing 形式作宾语的用法:1)有些动词或动词短语后常用动词ing 形式作宾语。如admit, appreciate,avoid,stand(忍受),consider,delay,dislike,enjoy,imagine,escape ,excuse ,suggest,

11、feel like, finish,forgive,mention,mind,miss ,practise ,get down to,give up,devote.to,insist on,keep(on),look forward to,pay attention to,put off,stick to,be accustomed to be used to(习惯于),等等。2)在 allow,advise,forbid , permit,consider 后直接跟动词ing 形式作宾语,如果有名词或代词作宾语,则构成“allow/advise/forbid/permit/consider名

12、词/代词不定式(宾语补足语)”形式。如:They advise solving the problem in this way.他们建议用这种方法解决这个问题。We dont allow anybody to smoke here.我们不允许任何人在这儿吸烟。3)动词 need,require,want 意为“需要”时,后跟动词ing 形式的主动式或不定式的被动式作宾语,意义没有区别。如:The window needs/requires/wants cleaning.窗户需要擦了。The window needs/requires/wants to be cleaned.窗户需要擦了。4)在

13、 begin,start,continue,intend 后用动词ing 形式和用不定式作宾语均可,意义没有多大区别。5)动词 forget,go on,mean,regret,remember ,stop ,try ,be used to,cant help 后跟动词ing 形式和跟不定式区别较大,须注意。forget,regret,remember 后跟动词ing 形式表示“已经发生的动作” ;跟不定式表示“将要发生的动作” 。试比较下面几组例句:I forgot to post the letter.我忘了寄这封信。(信没有寄出 )I forgot posting the letter.

14、我忘了这封信已经寄出了。(信已经寄出,但我忘记了)I regret to tell you that his father died.我很遗憾地告诉你他的父亲死了。I regret having done such a thing.我后悔做了这样的事。go on 后跟动词ing 形式表示“继续做原来做的事” ;跟不定式表示“接着做另一件事” 。如:Go on reading Lesson Three.继续读第三课。(刚才读的就是第三课 )Go on to read Lesson Three.接着读第三课。(刚才也许读的是第二课或者在干别的事 )mean 后跟动词ing 形式表示 “意味着要做某

15、事” ;跟不定式表示 “想要做某事” 。如:Accepting the job means living abroad.接受这个工作就意味着在国外居住。I didnt mean to start an argument.我并不想展开辩论。stop 后跟动词ing 形式表示 “停止做某事” ;跟不定式表示“停下来(别的事)开始做某事” 。如:We stopped talking.我们停止了说话。We stopped to talk.我们停下来开始说话。try 后跟动词ing 形式表示“试着做某事” ;跟不定式表示“努力做某事” 。cant help 后跟动词ing 形式表示“禁不住做某事” ;跟

16、不定式表示“不能帮助做某事” 。be used to 后跟动词ing 形式表示“习惯于做某事” ;跟不定式表示“被用来做某事” 。如:He tried climbing the tall tree.他试着爬那棵大树。He tried to climb the tall tree.他努力要爬上那棵大树。After hearing the story,we couldnt help laughing.听完这个故事,我们忍不住大笑起来。Im sorry that I cannot help you to finish the task.很抱歉,我不能帮你完成这个任务。He has been used

17、 to getting up early.他已经习惯早起。Wood is used to make paper.木材被用来造纸。考点四 动词ing 形式的复合结构:动词ing 形式的复合结构有四种形式:形容词性物主代词动词ing;名词s动词ing;代词宾格动词ing;名词动词ing。如:His/Jacks not getting to the station on time made all of us worried.他/杰克没准时到火车站使得我们都很担心。Do you mind my/me/Jacks/Jack leaving now?你介意我/杰克现在离开吗?考点五 动词ing 形式的时

18、态:在时态上,动词ing 有一般式(doing)和完成式(having done)两种形式。当动词ing 表示的动作发生的时间不明确,或与谓语动作同时发生,或发生在谓语动作之后时,用动词ing 的一般式;当动词ing 表示的动作发生在谓语动作之前时,常用动词ing 的完成式。如:I enjoy playing football.我喜欢踢足球。(playing 表示的时间概念不明确)Hes been used to going to bed late.他已经习惯晚睡。(going to bed 与 has been used to 同时发生)Im looking forward to seein

19、g you soon.我希望不久之后能看见你。(seeing 发生在 am looking forward to 之后)Im sorry for not having kept my promise.我对我没信守诺言而感到抱歉。(not having kept my promise 发生在 am sorry 之前)考点六 动词ing 形式的语态形式:在语态上,动词ing 有主动式(doing,having done)和被动式(being done,having been done)两种形式。如:He insisted on sending her to hospital.他坚持要把她送到医院去

20、。He insisted on being sent to work in the countryside.他坚持要被派到乡下工作。单项填空1)Lydia doesnt feel like _ abroad.Her parents are old.Astudy studying Cstudied Dto study2) They failed to finish the project before the deadline.I regretted _.Ato be not able to help Bbeing not able to helpCbeing unable to help Dn

21、ot to be able to help3)Just imagine _ such a beautiful house.Abuy Bbuying Cto buy Dbought4)She looks forward every spring to _ the garden,where flowers line almost every lane.Awalk in Bwalking Cpay a visit to Dvisiting5)My boss decided to put off _ the meeting.Ahold Bheld Cto hold Dholding6)Where is

22、 my passport?I remember _ it here.You shouldnt have left it here.Remember _ it with you all the time.Ato put;to take Bputting;takingCputting;to take Dto put ;taking 7)His room needs _,so he must have it _.Apainting;painted Bpainted;paintingCpainting;painting Dpainted ;painted 8)After finishing his h

23、omework he went on _ a letter to his parents.Awrite Bwriting Cwrote Dto write 9)The young trees we planted last week need _ with great care.Alook after Bto look afterCto be looked after Dtaken good care of10)Only _ English doesnt mean _ the language.Ato learn;to learn Blearning;learningClearning abo

24、ut;learn Dlearning about;learning 用所给动词的适当形式填空11)The bird was lucky and it just missed _(catch)12)I always prefer _(start) early rather than _(leave) everything to the last minute.13)_(walk) is a good form of exercise for both men and women.14)While shopping women sometimes cant help _(persuade) int

25、o buying more clothes than necessary.15)What made Jane so upset?_(lose) the ring her husband bought her for her birthday.16)Once your business becomes international,_(fly)constantly will be a part of your life.17)Do you think it of any use _(argue)with him any more?We are wasting our time _(try) to

26、persuade him to give up the idea.18)_(find) a job in such a big company has always been beyond his wildest dream.19)Maybe youve forgotten _(post)my letter.How could I?I remember _(put)the letter into the letter box.20)All the boys are looking forward to _(go) forward _(feel) the animal.答案:1)B 2)C 3)B 4)D 5)D 6)C 7)A 8)D9)C 10)D 11)being caught 12)to start;leave 13)Walking 14)being persuaded 15)Losing 16)flying17)arguing;trying 18)Finding 19)to post;putting 20)going;to feel

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