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阶段专题复习阶段专题复习Unit 3情态动词情态动词could的用法的用法【观察领悟观察领悟】仔细观察例句仔细观察例句,然后判断哪些句子表示请求然后判断哪些句子表示请求,哪些句子表示请求允许哪些句子表示请求允许,分别在括号内标出分别在括号内标出(Write R for requests and P for permission)1.Could you please clean your room?()2.Could you take out the rubbish?()3.Could you please take the dog for a walk?()4.Could I use your computer?()5.Could we get something to drink after the movie?()答案答案:15.RRRPP【探究总结探究总结】1.could表示委婉地请求表示委婉地请求,其句型结构主要其句型结构主要有有:(1)Could you+动词原形动词原形+.?(2)Could you please+动词原形动词原形+.?意为意为“请你做请你做好吗好吗?”句型句型(2)比句型比句型(1)语气更加委婉。肯定回答语气更加委婉。肯定回答:Yes,sure./Sure./Of course./No problem.否定回答否定回答:Sorry./Sorry,I cant.2.could表示请求允许表示请求允许,其句型结构为其句型结构为:Could I/we+动词原形动词原形+.?意为意为“请问请问我我(们们)能做能做吗吗?”肯定回答肯定回答:Sure./Of course./No problem.否定回答否定回答:Im sorry/Sorry,you cant.若关系比若关系比较亲近较亲近,也可以直接说也可以直接说No,you cant.【温馨提示温馨提示】在以上句子结构中情态动词在以上句子结构中情态动词could不是不是can的过去式的过去式,而是用来表示委婉语气而是用来表示委婉语气,后跟后跟动词原形。动词原形。【实战演练实战演练】完成句子。完成句子。1.请你教我如何制作香蕉奶昔好吗请你教我如何制作香蕉奶昔好吗?好的好的,当然可以。当然可以。_you please _me how to make a banana milk shake?_,_.答案答案:Could;teach;Yes;sure2.请你把我们的院子打扫一下好吗请你把我们的院子打扫一下好吗?当然可以。当然可以。_you please _our yard?_/_/_ _/_ _/_ _.3.请你帮我洗车好吗请你帮我洗车好吗?对不起对不起,我不能。我必须去上学。我不能。我必须去上学。Could you please help me wash the car?_,_ _.I have to go to school.答案答案:2.3Could;sweep;Sure /Certainly/Of course/No problem/All right.Sorry;I cant4.我能坐在这儿吗我能坐在这儿吗?是的是的,你可以坐这儿。你可以坐这儿。_I _here?Yes,you_.5.我能借一下你的电动车吗我能借一下你的电动车吗?对不起。我得骑车外出。对不起。我得骑车外出。_I _your e-bike?_.I have to ride it to go out.答案答案:45.Could;sit;can Could;borrow;SorrySweep(过去式）过去式）_ throw(过去式）过去式）_ both（反义词）（反义词）_ fold(过去式）过去式）_ pass(过去式）过去式）_（三单（三单）_ borrow(过去式）过去式）_ lend(过去式）过去式）_ stress(adj.)_ develop(n.)_(adj.)_ fair(反义词）反义词）_(n.)_ ill(n.)_ drop(过去式）过去式）_ indepent(n.)_sweptthrewneitherfoldpassedpassborrowedlentstreetdevelopmentdevelopeddevelopingunfairfairnessillnessdroppeddroppingindepence.词汇串记词汇串记 “Do the dishes.1(打扫打扫)the f_2_.Take out the r_3_.4(叠叠)the clothes.”Do your parents say these things to you?Of course they do.Why?Well,someone has to do it.They are5(家务家务;杂务杂务)small everyday duties.You may get money for doing a chore or you may not.Parents and other people dont always give orders.Sometimes they ask.How do you ask politely?Well,in English,the word“4(能能;可以可以)”is often used for requests.When your mom says“Could you please5(整理床铺整理床铺)?”she is asking you“politely”to do a chore.In fact,doing chores can help to develop childrens6(独立独立)and teach them how to7(照顾照顾;照照料料)themselves.It can also help them to understand the idea of8(公平公平).After all,they cant9(依靠依靠)their parents too much all the time.When asking for permission,you can also use the word“could”.For example,you can say“Could I borrow.?”when you want10(借借)something from others.词汇训练营单词填空，考查综合运用能力！单词填空，考查综合运用能力！Peter,we need to clean the house.Could you please s_ the floor?Its raining w_ the sun is shining.How amazing it is!Can you _(借）借）your English book to me?4.Our teachers are _(公平的）公平的）to everybody in our class.We all love them.5.That company _(提供）提供）us with 3,000 dollars in 2014.6.These engineers successfully _(开发）开发）a new kind of energy-saving car last year.7.Did you use to get _(stress)when you see the school report from your teacher?二、根据提示填空。二、根据提示填空。weep hile lend fair provide develop stressed出去吃饭在外面待到很晚搭车从事完成做某事干净整洁洗餐具倒垃圾叠衣服扫地整理床铺打扫客厅没问题欢迎某人放学/下班回家go out for dinner stay out late get a ride work on finish doing sth.clean and tid y do the dishestake out the rubbish fold your/the clothes sweep the floor make your/the bed clean the livng room no problem welcome e home fro m school/work扔下坐下过来带某人去散步一直;总是整曰/夜做家务大声回应走开.分担家务一个舒适的家惊讶地拿点喝的东西观看一个节目闲逛把某物传给某人throw down sit down come over take sb.for a walk all the time all day/evening do housework shout back walk away share the housework a comfortable home in surprise get som ething to drin k watch one show hang out pass sb.sth./passs sth to sb把某物借给某人使某物弄湿.讨厌做某事做杂务帮助某人干某事买些小吃邀请某人参加聚会使某人做某事足够的压力浪费时间为了取得好成绩介意做某事lend sb.sth.lend sth to sb.get sth.wet hate to do sthdo chores help sb.(to)d o/with sthbuy some snacksbuy sth for sbinvite sb.to a partymake sb.do sth.enough stressawaste of tim ein order toget good gradesm ind doing sth.依赖;依靠发展孩子的独立性照顾；照看 做某人分内的事depend ondevelop child re n s independencelook after/take care of do one s part in(doin g)sth.进入长大为某人提供某物生病学会怎样做某事理解公平的含义我不知道get into.get older.Provide sb sth/provide sth to sbfeel illLearn how to do sthUnderstand the idea of fairness I dont know句型大闯关2句型大闯关本单元重点句子有哪些？看谁说得多！本单元重点句子有哪些？看谁说得多！1.Peter,could you please take out the rubbish?彼得彼得，请你请你倒倒一下一下垃圾好垃圾好吗？吗？Could you please.，这，这是是礼貌地提出请求的一种礼貌地提出请求的一种句型句型。could不表示过去，而是表示委婉、客气的语气，不表示过去，而是表示委婉、客气的语气，please后后应接动词原形。应接动词原形。2.Sorry.Im going to work on it now.对不起。我现在就要用对不起。我现在就要用它它工作。工作。work on是一个动词短语，是一个动词短语，on为介词，为介词，表示表示“从事某项工作；从事某项工作；做某项工作做某项工作/研究；创作作品、作研究；创作作品、作画画等等”。句型大闯关本单元重点句子有哪些？看谁说得多！本单元重点句子有哪些？看谁说得多！3.It is the parents job to provide a clean and comfortable environment at home for their children.为孩子们提供干净、为孩子们提供干净、舒适的家庭环境是父母的工作。舒适的家庭环境是父母的工作。provide作动词，意为作动词，意为“提供提供；供应供应”，其后常接名词或代，其后常接名词或代词作宾语词作宾语，常用结构：，常用结构：provide sb.with sth.。4.The minute I sat down in front of the TV,my mom came over.我刚坐在电视前我刚坐在电视前，妈妈就过来了。妈妈就过来了。(1)the minute(that).意为意为“一一就就”，引导时间状语，引导时间状语从句，相当于从句，相当于as soon as。(2)come over意为意为“过来过来”。句型大闯关本单元重点句子有哪些？看谁说得多！本单元重点句子有哪些？看谁说得多！5.For one week,she did not do any housework and neither did I.一一周时间周时间，她没有做任何家务，我也没有做。她没有做任何家务，我也没有做。“neither+助动词助动词/系动词系动词/情态动词情态动词+主语主语”表示上句否定的表示上句否定的情况也适合于后者。情况也适合于后者。【衔接衔接】：“so+助动词助动词/系动词系动词(be)/情态动词情态动词+主语主语”表示后表示后面的主语面的主语“亦如此亦如此，也同样也同样”，说明前面的肯定情况同样也说明前面的肯定情况同样也适用于后者。前面的主语和后面的主语不是同一个人物。适用于后者。前面的主语和后面的主语不是同一个人物。You watched TV last night.你们昨晚看了电视。你们昨晚看了电视。So did the children.孩子们也看了。孩子们也看了。句型大闯关本单元重点句子有哪些？看谁说得多！本单元重点句子有哪些？看谁说得多！6.Housework is a waste of their time.做家务是在浪费他们做家务是在浪费他们的时间。的时间。a waste of为固定短语为固定短语，waste在这里作名词。在这里作名词。7.They should spend their time on schoolwork in order to get good grades and get into to a good university.为了取得好为了取得好成绩，进入一所好大学，他们应该把时间花在学业上。成绩，进入一所好大学，他们应该把时间花在学业上。1)spend其主语必须是人，常用于其主语必须是人，常用于spend some time/money on sth或或spend some time/money(in)doing srh.结构中结构中2)in order to后接动词原形，表示目的，意为后接动词原形，表示目的，意为“为了为了”。句型大闯关本单元重点句子有哪些？看谁说得多！本单元重点句子有哪些？看谁说得多！8.I think it is important for children to learn how to do chores and help their parents with housework.我认为对孩子们来说学我认为对孩子们来说学习如何做家务和帮助父母做家务是很重要的。习如何做家务和帮助父母做家务是很重要的。1)“It is+形容词形容词+(for sb+)to do sth.”为固定句型，其中为固定句型，其中sb为宾格代词或名词为宾格代词或名词，表示表示“(对某人来对某人来说）说）做某事是做某事是的的”，It为形式主语。为形式主语。2)how to do chores在此句中用作在此句中用作learn的的宾语。在宾语从句宾语。在宾语从句中中，含有疑问代词含有疑问代词/副词引导的从句可改为副词引导的从句可改为“疑问词疑问词+不定式不定式”结构结构。句型大闯关本单元重点句子有哪些？看谁说得多！本单元重点句子有哪些？看谁说得多！9.The earlier kids learn to be independent,the better it is for their future.孩子们越孩子们越早学会独立，对他们的未来就越好。早学会独立，对他们的未来就越好。“the+比较级比较级，the+比较级比较级”意为意为“越越，越，越”。10.Children these days depend on their parents too much.如今的孩子们过于依赖父母如今的孩子们过于依赖父母。depend on为动词短语，意为为动词短语，意为“依靠依靠；依赖依赖”。学以致用，你掌握了吗？学以致用，你掌握了吗？一、根据提示完成句子。一、根据提示完成句子。1.你能帮我打扫起居室吗？你能帮我打扫起居室吗？_ you _ help me clean the living room?2.你父母供给你在大学的衣食了吗？你父母供给你在大学的衣食了吗？Did your parents _ food and clothes _ you in the university?3.你可以依靠他做出正确的选择。你可以依靠他做出正确的选择。You can _ _ him to make a right choice.Could please provide with句型大闯关 depend on学以致用，你掌握了吗？学以致用，你掌握了吗？二、单项选择。二、单项选择。1.Keep on.Dont stop.The _ you climb,the _ you will see.A.highest;farthest B.highly;father C.high;far D.higher;farther2.Which do you prefer,rice or noodles?_,thanks.I am not hungry.I only need some water.A.Neither B.Either C.Both D.All句型大闯关语法加油站3语法加油站总结本单元的语法知识，你掌握了吗总结本单元的语法知识，你掌握了吗作为作为can的过去式，表示过去的能力。的过去式，表示过去的能力。如：如：Could you speak English then？那时你能讲英语吗？那时你能讲英语吗？He said he couldnt follow me.他说他跟不上我。他说他跟不上我。2.表示惊讶、怀疑、不相信等情绪。表示惊讶、怀疑、不相信等情绪。如：如：Who could have taken them？谁会把它们拿走了呢？谁会把它们拿走了呢？在这种情况下，在这种情况下，could和和can是可以换用的，用是可以换用的，用could时口气较时口气较缓和，用缓和，用can时不相信的程度更强一些。时不相信的程度更强一些。情态动词情态动词could语法加油站3.表示语气委婉，通常用在疑问句中，此时表示语气委婉，通常用在疑问句中，此时could没有过去的没有过去的意思，回答时不能用意思，回答时不能用could，但可用，但可用can。如：如：Could you let me have your passport?看看你的护照好吗？看看你的护照好吗？Could I use your pen?我可以用一下你的钢笔吗？我可以用一下你的钢笔吗？总结本单元的语法知识，你掌握了吗总结本单元的语法知识，你掌握了吗学以致用，各个击破语法点学以致用，各个击破语法点一、用一、用can,cant,could,couldnt填空。填空。1._ you speak English?No,I _.2._ you ride a bike last year?No,I _.3._ you clean the room,please?Sure.句型大闯关 Can can Could couldnt Could 学以致用，各个击破语法点学以致用，各个击破语法点二、单项选择。二、单项选择。1.Could you look after my dog for me while were away?_.Yes,I cant B.No,Im not C.With pleasure D.Sorry,I can2.Could you tell me a good place to eat?_.Theres one nearby.Thanks a lot B.Me neither C.Sorry,Im new here D.Of course句型大闯关1.(2013济南中考济南中考)Could Iyour iPad,Alice?Of course.Here you are.A.lend B.keep C.borrow D.return【解析解析】选选C。考查动词辨析。考查动词辨析。lend借给借给,借出借出;keep借用借用(一段时间一段时间);borrow借借,借用借用;return归归还。问句句意还。问句句意“爱丽丝爱丽丝,我可以借用你的苹果平我可以借用你的苹果平板电脑吗板电脑吗?”,故选故选C。2.(2013黄石中考黄石中考)I cant play the piano,and.A.neither can my sister B.my sister cant,tooC.so cant my sister D.can my sister,either【解析解析】选选A。考查固定句式。句意。考查固定句式。句意:我不会弹我不会弹钢琴钢琴,我妹妹也不会。表示我妹妹也不会。表示“也不也不”,用用neither,置于句首置于句首,表示前面的否定的内容也适合另一个表示前面的否定的内容也适合另一个人或物时人或物时,句子要用倒装语序。故选句子要用倒装语序。故选A。3.(2013雅安中考雅安中考)It is important _ people _ learn team spirit.A.of;of B.of;toC.for;to D.to;to【解析解析】选选C。考查固定句式。考查固定句式。Its+adj.+of/for sb.to do sth.意为意为“对某人来说做某事是对某人来说做某事是的的”,是固定句式是固定句式,其中其中it是形式主语是形式主语,真正的主真正的主语是后面的动词不定式语是后面的动词不定式;句中的形容词句中的形容词important用来描述事情的特点用来描述事情的特点,用介词用介词for,故选故选C。4.(2013临沂中考临沂中考)There was thick haze(雾霾雾霾)in our city this spring.What do you think of it?I thinkcars we drive,pollution our city will have.A.the fewer;the fewer B.the fewer;the lessC.the more;the fewer D.the more;the less【解析解析】选选B。考查固定句式。考查固定句式。“the+比较级比较级.,the+比较比较级级.”句式表达句式表达“越越,就越就越”。答语意为。答语意为:我认为我我认为我们开车越少们开车越少,我们城市的污染就越少。我们城市的污染就越少。fewer“较少的较少的”,是是few的比较级形式的比较级形式,修饰可数名词修饰可数名词;less“较少的较少的”,是是little的比较级的比较级形式形式,修饰不可数名词。故选修饰不可数名词。故选B。5.(2013兰州中考兰州中考)A direct order like“Daisy,pass me the book”sounds rude.Wed better say,“”A.Daisy,could you please pass me the book?B.Daisy,I wonder if can you pass me the book.C.Daisy,give me the book!D.Daisy,I wonder you can pass me the book.【习作在线习作在线】假如你是假如你是Tom,这个周末你与父母去海滨度这个周末你与父母去海滨度假假,你的宠物猫需要好友你的宠物猫需要好友Jim帮忙照顾帮忙照顾,请给请给Jim留言。留言。Dear Jim,_ _ Thanks,Tom【思路点拨思路点拨】(1)体裁体裁:_。(2)人称人称:_。(3)时态时态:_。记叙文记叙文第二人称第二人称一般现在时一般现在时【佳作鉴赏佳作鉴赏】Dear Jim,My parents and I are going to the beach for vacation this weekend.But we cant take our cat;I need your help.Could you please take care of her?Could you please do these things every day?Give her water and feed her three times a day.Then wash her bowl.If you have more time,please play with her or take her for a walk.Dont forget to clean her bed every night.Have fun!See you next Monday.Thanks,Tom
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