2014春八年级下册Unit4课文讲解+知识点+练习

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Unit 4 Why dont you talk to your parents?重点短语1. have free time有空闲时间2. allow sb. to do sth. 允许某人做某事3. hang out with sb. 与某人闲逛4. after-school classes课外活动课5. get into a fight with sb.与某人吵架/打架6. until midnight直到半夜7. talk to sb. 与某人交谈8. too many太多9. study too much学得过多10. get enough sleep有足够的睡眠11. write sb. a letter给某人写信12. call sb. up打给某人13. surprise sb. 令某人惊讶14. look through翻看15. be angry with sb. 生某人的气16. a big deal重要的事17. work out成功地开展;解决18. get on with 和睦相处;关系良: 19. fight a lot经常吵架/打架20. hang over笼罩21. refuse to do sth. 拒绝做某事22. offer to do sth. 主动提出做某事23. so that以便24. mind sb. doing sth. 介意某人做某事25. all the time一直26. in future今后27. make sb. angry使某人生气28. worry about sth. 担心某事29. copy ones homework 抄袭某人的作业30. be oneself做自己31. family members32. spend time alone独自消磨时光33. give sb. pressure给某人施压34. have a fight with sb. 与某人吵架35. compete with sb. 与某人竞争36. free time activities业余活动37. get better grades取得更好的成绩38. give one s opinion 提出某人的观点39. learn exam skills学习应试技巧40. practice sports体育训练41. cause stress造成压力42. cut out删除二、重点句型1. I studied until mid night last night so I didnt get enough sleep.我昨晚学习到半夜所以睡眠不足。2. Why dont you forge t about it?你为什么不忘掉它呢?3. Although shes wrong , it s not a big deal.虽然她错了 但这并不是什么大事儿。4. He should talk to his friend so that he can say hes sorry.他应该跟朋友谈谈以便他能说声对不起。5. Maybe you could go to his house.也许你可以去他家。6. I guess I could, but I dont want to surprise him.我想我可以.但我不想让他感到惊讶。单元语法一、情态动词should与could的用法should的用法should为情态动词,表示劝告、建议,意为“应该,它和其他情态动词一样,没有人称和数的变化,后接动词原形,其否认形式为shouldnt。Maybe she should say sorry to you.也许她应该跟你说声对不起。could的用法情态动词could既是can的过去式,表示过去的能力,又可以表示慎重、客气的建议,后接动词原形,其否认形式为couldnt。My grandfather could drive well even at the age of eighty.我的祖父甚至到了80岁任然能很好地驾车。You could go out and buy her some medicine. 你可以出去给他买些药。( ) The girl_ read before she went to school.A. Could B. Couldnt C. Should D. May二、状语从句状语从句就是在句子中作状语的从句。状语从句有好几种,如时间状语从句、原因状语从句、条件状语从句、结果状语从句、目的状语从句等。本单元重点讲述以下三种类型的状语从句。1.until引导的时间状语从句until意为“直到;在.之前。注意until和not.until在用法上的区别。在带有till或until引导的时间状语从句里如果主句用肯定式,其含义是“一直到时,谓语动词只能用延续性动词。如果主句用否认式,其含义是“直到才, 谓语动词可用瞬间动词。The young man read till the light went out.Lets wait until the rain stops. We wont start until Bob comeDont get off until the bus stops. Continue in this direction until you see a sign.一直朝着这个方向走直到你看见一个指示牌。I didnt wake up until I heard the alarm clock.直到听到闹钟的铃声我才醒来。2.so that引导的目的状语从句so that是连词,意为“为的是,以便,引导目的状语从句。注意so that, in order that和in order to在用法上的区别。Let me take down your telephone number so that I can call you later.让我记下你的,为的是以后好打给你。3. although引导的状语从句although的用法意思相当于though尽管,虽然,用来引导让步状语从句。它所引导的从句不能与并列连词but,and, so等连用,但可以和yet, still等词连用。 Although the book was old, we decided to buy it.尽管这本书很旧,我们还是决定买。 Although he was tired, he went on working. Although he had only entered the contest for fun, he won first prize.尽管他参加这次竞赛只不过是闹着玩而已,却赢得了头等奖。Section A1. Why dont you talk to your parents? 你为什么不和你打父母谈谈呢?【解析】Why dont you do sth ?= Why not do sth? 为什么不.呢?【拓展】用于提建议的句型有:(1)What about doing sth ?=How aboutdoing sth? .怎么样?(2)Why dont you do sth?= Why notdo sth? 为什么不呢?(3)Lets dosth.让我们一起做某事吧。(4)Shall we/I dosth?我们做好吗?(5)had betterdo/not do sth 最好做/不做某事(6) Will/Would you please dosth 请你做好吗?(7) Would you like to dosth? 你想去做某事吗?(8)Would you minddoingsth?你介意做某事吗?【回答】(1). 同意对方的建议时,一般用: Good idea./ Thats good idea. 好主意OK/ All right./ Great 好/ 行/太好了 Yes, please ./ Id love to 是的/ 我愿意 I agree with you 我同意你的看法 No problem 没问题Sure/ Of course/ Certainly 当然可以Yes, I think so 对,我也这样想(2).对对方的帮助或要求表示委婉绝时,一般用: I dont think so 我认为不是这样Sorry, I cant 对不起,我不能Id love to, but Im afraid我愿意,但恐怕【2013】 Why not go to Lao She Teahouse tonight? _. A. It doesnt matter B. Thank youC. Sorry to hear that D. Sounds great【2013】I feel really tired. _ A. Lucky you! B. Youd better work harder. C. Congratulations! D. Why not go and have a rest? 【2013凉山】Its a nice day, isnt it? Yes._ going hiking and relax ourselves? A. Why not B. Why dont C. What about【2013】You look too tired. Why not _ a rest? A. Stop to have B. to stop having C. stop having2. I have to study too muchso I dont get enough sleep.我要学的太多,因此我睡眠不足。【解析1】(1)too many + 复数名词许多 too many people (2)too much +不可数名词许多 too much homework (3)much too +形容词太 much too cold【20131】 Whats the matter? I have a stomachache. Maybe I have eaten _ tonight. A. too much B. too many C. much too【解析2】so conj. 因此 (表示因果关系,后面跟表示结果的句子,不与because同时使用【2013】 The shops were closed_ I didnt get any milk. A. so B. as C. or D. but 3. My parents dont allow me to hang out with my friends. 我的父母不允许我和我的朋友们出去闲逛。【解析】allow sb. to do sth 允许某人做某事【拓展】allow v 允许allow doing sth 允许做某事They dont allow smoking.allow sb. to do sth 允许某人做某事My mother allows me to watch TV.be allowed to do sth 被允许做某事We dont allow _(smoke) in the reading room.Our teacher allows us _(go) out for a walk.The boy should be allowed_(play) after supper.We wont allow _in the cinema .But you are allowed _in the rest room.(smoke)Teenagers should _ (allow) to choose their own clothes.【2013】 Can I smoke in the dining hall? Sorry. Its not_. A. promised B. realized C. allowed D. reminded【拓展】allow与let的辨析:allow指“允许,表示“默许,听任,不加阻止,allow sb to do sth允许某人做某事。Let指“让,let sb do sth让某人做某事,语意较弱,多用于口语中,let不能用于被动语态。4. Whats wrong?怎么啦?【解析】Whats wrong( with sb./ sth) 某人/物怎么了?【2013】 Mum , Im not feeling well. Oh, dear! _. A. Whats wrong B. Not at all C. All right.5. Im really tried because I studied until midnight last night.我真的很累,因为我昨天晚上一直学习到半夜。【解析】until 直到.时【2013】Please hold on to your dream _ one day it comes true. A. ifB. untilC. unlessD. though【2013】 If you have trouble pronouncing these words, you can repeat them over and over again _ you are comfortable with them. A. unlessB. ifC. untilD. while【2013】 Hey, man. You cant cross the street now. You have to wait _ the traffic turn green. Oh, sorry and thank you. A. when B. after C. until D. while6. Why dont you go to sleep earlier this evening?今天晚上你为什么不早点睡觉呢?【解析】go to sleep 去睡觉 (强调“入睡,睡着这一动作7. You look sad, Kim. 金,你看起来很伤心。【解析】look 看起来系动词,后跟形容词作宾语【2012】Some of friends eat with their eyes. They prefer to (更喜欢 what _ nice.A. feels B. smells C. looks D. tastes【拓展】:系动词:后跟adj.作表语一是: be( am /is /are) quiet=keep quiet 保持安静二保持:stay /keep 表示持续状态 stay healthy=keep healthy 保持健康三变化:become/get/turn 表示状态变化五起来:sound/look/smell/taste/feel 表示感觉( )Jack usually gets _ when he speaks in public. A. happily B. exciting C. worried D. tired( ) Toms father looks very _. But he is very kind. A. seriously B. serious C. friendly8. You call him up.你_ 给他打。【解析】call up (v + adv) call on 拜访;号召I call up my parents every Sunday.9.Well, I found my sister looking through my things yesterday.哦,昨天我发现我妹妹翻了我的东西。【解析1】find sb. doing sth 发现某人正在做某事Mr. Wang found Li Dong reading a storybook in the class.类似动词:hear,watch, see, feel【】When I went into the room, I found _ in bed. A. him lying B. he lying C. he lies D. him was lying【解析2】look through 浏览【拓展】与look相关的短语:look for look after=take care of look like look the same look over look through look out look up look around look forward to 【2013】Can you help me to _ my dog when I leave for Hong Kong? A. look after B. look fo C. look at D. look through【2013】Here is the book. First _ it and then tell me what you think of it.A. look intoB. look through C. look upD. look after10. Yes, but Im still angry with her. 是的,但是我仍然很生她的气。【解析】be angry with sb. 生某人的气【拓展】angry adj.生气的 angrily adv. 生气地(1)be angry with sb. =be mad at sb. 对某人生气【with后接人】(2)be angry at/about sth对某事感到生气【at后接事】(3)be angry to do sth 做某事感到生气【记】 My father was very _(对生气)his computer. He hit the computer _(angry)( ) Why are you unhappy, Kate? I didnt finish my homework again. Im afraid Miss Gao will be _ me. A. angry with B. friendly to C. proud of ( ) I was very angry _ myself _ making such as a stupid mistakes. A. at; at B. with; for C. at; with D. with; at 【2013枣庄】 I got home for my birthday from my college on Friday evening. No one was at home, and Mom and Dad hadnt left me a note. This made me _. A. surprised B. happy C. angry D. excited 【2013】I felt sorry that I dropped the juice on Tinas bed. But she wasnt _ at all. A. excited B. happy C. angry11.Although shes wrong, Its not a big deal. 尽管她错了,但也不是什么大错。【解析1】although= though 尽管 , 用来引导让步状语从句。【注】though / although 不能与but连用【2012中考】 _ my father isnt pleased with his working environment , he still works hard. A. And B. Although C. But D. Before【2012】 The boy can speak both English and Japanese _ he is only ten. Wow, what a clever boy! A. if B. because C. although 【2013】 Look! Some people are running the red lights. We should wait _ others are breaking the rule. A. if B. unless C. although D. because【拓展】although/however辨析although conj,“虽然;即使;纵然,引导让步状语从句时放在主句前后都可。Although he is very old, yet he is quite strong.他虽然年纪大了,但身体还很健壮。 however adv,在句中作插入语,起一个连词的作用,一般用逗号与句子分开,可以放在句首或句中,意为“然而,尽管如此。Its raining hard, However, I think we should go out.雨下的很大。尽管如此,我认为我们还应该出去。【解析2】Its not a big deal. 没什么大不了;不是什么大事常用于口语中You left your homework at home. 你把作业忘在家里了。【解析】leave v 遗忘,留下leave sth somewhere把某物忘在某地leave sb. by oneself 把某人单独留下【2012】Sorry, Mr. Green. I have _ my homework at home.Never mind. But dont forget next time.A. put B. kept C. left D. remained12. Hope things work out.希望事情顺利解决。【解析1】hope v 希望Hope to do sth I hope to visit Guilin.hope + that 从句表示希望 I hope that youll be better soon wish v 希望 wish to do sth I wish to visit Guilin. wish sb to do sth 希望某人做某事 I wish you to go.wish +that 从句表示愿望,从句用虚拟语气 I wish I were you.【解析2】work out 解决;成功地开展,后跟fine,well, badly等词,说明产生的结果如何。计算出答案、数量、价格等 The math problem is too difficult for me to work out制定出计划等 I have worked out a new way of doing it.work out 解决;找出的答案 The government has many problems to work out.【2013】The teachers encourage their students to _ the problems by themselves, and in this way students can enjoy success. A. give up B. work out C. look through13.My problem is I cant get on with my favorite. 我的问题是我不能喝我的家人和睦相处。【解析】get on with sb. 和某人和睦相处;和某人关系良好 =get along with get on well/ badly with 相处的好/坏【2013】 A student in Fudan University was killed by his roommate just because of small things in daily life. It is important for students to learn how to _ each other. A. get on with B. come over to C. stay away from 【2013】 What kind of persons do you prefer to make friends with? I choose my friends on their characters and how we _.A. get inB. get upC. get onD. get off14.When they argue, its like a big black cloud hanging over our home.当他们争吵的时候,就像有一大团乌云笼罩在我们家。【解析1】argue 争吵argument n 争论 have an argument with sb.与某人辩论argue with sb. 与某人争吵argue with sb about sth 为某事与某人争吵argue about sth 争论某事argue against 争辩;反对 He argued against the plan【2013】He looks unhappy today. Lets . A. cheer him up B. help out him C. look him after D. argue with him【解析2】 hang over 挂在.之上;悬浮在.之上hang out 闲逛;常去某处He likes reading and he often hangs out in the bookshop.hang on to 紧紧抓住 Youd better hang on to me in the crowd.hang up 挂;悬挂 After she finished her conversation, she hung up the phone.15.Also, my elder brother is not very nice to me.【解析】elder adj.年纪较长的 His elder brother is ill.【记】 My elder brother is 7 years older than my younger sister.【2013】 Im surprised that John is only 25. I thought he was _ , for he seems to be in his thirties.A. old B. older C. young D. younger【解析2】be nice to sb. 对某人友好 be friendly to sb. be good to sb.16.He always refuses to let me watch my favorite TV show.他总是拒绝让我看我最喜欢的电视节目。【解析】refuse=say no to v拒绝 refuse to do sth拒绝去做某事The boy refused _(go) to see his father with us.( )He refused when I asked him for help. A. said yes B. said no C. said hello【2013】He invited her to his birthday party but she _(拒绝).17.Instead he watches whatever he wants until late at night.相反,他却想看什么就看什么,一直到深夜。【解析1】 instead 代替,反而,替 (1) instead 副词,代替,常放在句首或句尾,表示前面的事情没做,而做了后面的事情。Lee was ill so I went instead.病了,所以我去替了。(2) instead of +n/doing代替,而不是,放在句中,instead of 为介词短语,后面一般接名词、代词、介词短语或动名词形式。She wrote to him instead of calling him.=She didnt call him. She wrote to him instead.她没有给他打,而是给他写了封信。 ( ) Health is very important to us. We should eat more vegetables and fruit _ rich food. A. instead B. instead of C. because of D. because【2011】Weve got no coffee. Lets have tea _. A. either B. however C. yet D. instead【2013】To keep fit, we should have more vegetables and fruit _(代替) of too much meat. 【解析2】 whatever = no matter what 任何,每一,无论【2013】_ happens, I wont change my mind.(无论什么18.If your parents are having problems, you should offer to help.如果你的父母有问题,你应该主动提供帮助。【解析】 offer to do sth 主动提出做某事【拓展】offer v主动给予(1) offer to do sth 主动提出做某事(2)offer sb. sth= offer sth to sb. 主动提供给某人某物【2013莱芜】The little boy _ his seat to an old lady on the crowded bus. A. lent B. offered C. took D. brought19.Secondly, why dont you sit down and communicate with your brother?其次,你为什么不能坐下来和你的哥哥交流一下呢?【解析1】secondly adv.第二;其次【解析2】communicate v交流 communication n 交流;沟通communicate with sb. 和某人交流 They communicate with each other by QQ.( ) They cant understand each other so they have difficulty in _. A. communicate B. communicated C. communicating20.You should explain that you dont mind him watching TV all the time.你应该跟他解释说你并不介意他一直看电视。【解析】explain 解释;说明 explanation n 解释;说明explain sth to sb. 向某人解释某事。 explain to sb sth给某人解释某事【】Mr. Wu always spends a lot of time _(解释) things to us.【2012】Do you _that Nancy has been a little too quiet these days?Yes. She didnt even say a word this afternoon.A. hope B. notice C. explain D. decide21. Im worried about my school grades. 我很胆心我的学习成绩。【解析】 be worried about sth. 担心某事【拓展】worry v 担心 worried adj. 焦急的worry about = be worried about 为担心Dont be _(worry). Youll catch up with others.( ) Dont _ about things so much. It will make you stressed out.A. afraid B. worry C. worried D. Terrified【2013】You look _ . Whats up, sir?I cant find my ticket, but its time to check in. A. sleepy B. hungry C. tired D. worried22.My cousin borrows my things without returning them.我堂弟借我东西没有还我。【解析】return v 归还=give backreturn . to . = give back to . 把.还给. v 回来;返回 = come back 【2012】He borrowed my iphone 4 and didnt _(归还 it to me.Section B.1. My parents give me a lot of presure about school.我父母在学习上给了我很多压力。【解析】press v 按;压pressure压力不可数名词物理学压力air pressure 气压 blood pressure 血压不可数名词还可指精神上、外界施加的压力 = stress under pressure 在压力下2. I have to compete with my classmates at school.在学校我不得不和我的同学们竞争。【解析】compete v竞争;对抗 competition n 竞争compete with sb. 和某人竞争compete against/ with 与竞争compete for 为参加比赛We are ready for the coming _(compete).3. You should all be _ each other to improve. 你们都应该互相_ 而全面开展。【解析】improve =make . better 改良improvement n提高4. Who gives their opinions about the problem?对于这个问题都有谁提出了他们自己的观点。【解析】opinion n 意见;想法;看法in ones opinion 以某人的观点;在某人看来give opinions about sth. 给出关于某事的观点。5. These days , Chinese children are sometimes busier on weekends than weekdays because they have to take so many after-school classes .目前,中国的孩子有时周末比平常还要忙,因为他们不得不上那么多的课后辅导班。【解析】some time /sometime/some times/sometimes【口诀】:分开是一段,合起是某时;分开s 是倍次,合起s是有时(1) some time一段时间,做时间状语It takes sb. some time to do sth. 做某事花费某人多长时间(2) sometime adv在某个时候,(3) some times 名词词组,“几次,几倍Mr. Green went to Sanya some times last summer.(4)sometimes=at times 有时一般现在时的标志词 ( ) I hope to visit the USA _ in the future. A. sometimes B. some times C. sometime D. some time【2013】At times an ad can lead you to buy something you dont need at all. so you have to be careful. A. Sometime B. Sometimes C. Some time D. Some times6.Others are practicing sports so that they can compete and win.其他人正在练习体育运动,这样他们就能参与竞争并获胜。【解析】 others pron. “其他的人或事物There are other ways of doing it. 做这事还有其他的方法。( ) My sister is outgoing . She likes making friends with _. A. other B. another C. the other D. others7.The Taylors are a typical American family.泰勒一家是一个典型的美国之家。【解析1】The Taylors 泰勒一家。在姓氏的复数前加冠词the表示“全家人或夫妻两人,使用时注意主语和谓语保持一致。The Blacks are getting ready for the holiday.【2012】_ Greens are preparing for the coming Thanksgiving Day. A. / B.A C. An D. The【解析】typical 典型的 be typical of “是的特点8. Maybe I could cut out a few of their activities, but I believe these activities are important for my childrens future.或许我可以减少他们的一些活动,但是我相信这些活动对孩子们的未来很重要。【解析】cut out 删除;删去 (v+adv) Youd better cut out that sentence. cut up 切碎 cut down 砍到 cut in 插队 cut off 切断水、电供给( ) Dont _ when others talk; its impolite. A. cut out B. cut in C. cut down D. cut off9. I really want them to be successful. 我真的很想他们成功。【解析】successful 成功的【拓展】 succeed v成功,达到success n成功successfuladj成功的successfullyadv成功地succeed in doing sth If at first you dont _(success) . try, try again.( ) She works very hard ,so she will _ in _ the exam.A. successful; pass B. success ;passing C. succeed; passing D. successful; passing【2013】 Details decide _ (成功) or not. If we take everything seriously, well achieve our goals.【2013】Whats the secret of your _success? Work hard.【2013凉山】After hundreds of experiments, Edison _ (成功) invented the light bulb.【2013】 It is _ that Mr. Guo sailed across the world by himself _ within about 130 days A. terrified, successful B. scary, successfully C. amazing, successfully D. convincing, successful10.Its time for homework.该写作业了。【解析】Its time for sth 是到做某事的时候了。Its time for lunch. Its time to do sth Its time to go to school.( ) Its 9:30 pm., children! _ is time to go to bed. A. That
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