新概念英语一lesson89-90课件(共40张PPT).ppt

1、Daily EnglishNo smoke without fire.无风不起浪！Lesson 89For saleNew words believe bi li:v v.相信，认为 may mei modal verb(用于请求许可)可以 how long 多长 since sins prep.自从 why wai adv.为什么 sell sel (sold sld,sold)v.卖，出售New words because bkz conj.因为 retire rta v.退休 cost kst (cost,cost)v.花费 pound paund n.英镑()worth w:prep.

2、值钱 penny pen 复数：pence n.便士believe bi li:v v.相信，认为Believe it or not！信不信由你！eg：Believe it or not，Mary is getting married.信不信由你，玛丽就要结婚了。Seeing is believing.眼见为实。may mei verb情态动词(用于请求许可)可以 eg：You may go home now,Lucy.你可以回家了，露西。-May I sit down？-Certainly！我可以坐下吗？当然可以。-May I come in？-Yes，please！我可以进来吗？是的，可以

3、。how long 1）多长（时间的长短）eg：-How long has he worked here?他已经在这里工作多久了？-He has worked here for ten years.他已经在这里工作多久了？2）物体的长度eg:How long is this stick?这根棍子有多长？eg:How long is this desk?这张书桌有多长？since sins 自从（一般用在现在完成时）当现在完成时描述发生在过去且一直持续到现在的动作时，一般和“for+一段时间”或者“since+某个时间点”连用。eg：-How long has Jim lived in this

4、 house？吉姆在主动房子里住了多久了？-Hes lived here for 20 years.(Hes=he has)他在这里住了20年了。=Hes lived here since 1994.自从1994年他就住在这儿了。sell (sold,sold)v.卖，出售反义词：buy (bought,bought)用法：sell sth.to sb.=sell sb.sth.(双宾语)buy sth.for sb.=buy sb.sth.(双宾语)eg：He sold his house to a banker.=He sold a banker his house.他将房子卖给一个银行家

5、。cost (cost,cost)v.花费(金额，费用)用于句子中，主语必须是物 sth.cost (sb.)money 某物花了（某人）多少钱eg:This jacket costs 200 dollars.这件夹克花了200美元.对上句划线部分进行提问:（对价钱进行提问用 How much）How much does the jacket cost？cost 引申词：spend （spent，spent）花费spend主语是人。spend money on sth.在上花钱eg:He spent all his money on this house.他把所有的积蓄都花在这栋房子上了。eg

6、:I spent 50 yuan on this book.我花了50元买这本书。Listen to the tape then answer the following questions:1.Is the house for sale?Yes,it is.2.How long has Ian lived here?Hes lived here for twenty years.3.Why does Ian want to sell it?Hes just retired.He wants to buy a small house in the country.4.Why couldnt N

7、igel decide?Because his wife must see it first.NIGEL：Good afternoon.I believe that this house is for sale.IAN:Thats right.NIGEL：May I have a look at it,please?IAN:Yes,of course.Come in.1.be for sale 有待出售2.This house is for sale.1.believe+that 宾语从句 I believe that this news is wrong.2.believe+sb.相信某人所

8、说的话 Dont believe him,Jimmy will help us.3.believe in+sb.相信某人，信任某人NIGEL：How long have you lived here？IAN：Ive lived here for twenty years.NIGEL：Twenty year！Thats a long time.IAN：Yes,Ive been here since 1976.NIGEL：Then why do you want to sell it？IAN：Because Ive just retired.I want to buy a small house

9、in the country.1.用完成时来表示持续的动作或状态，常和for,since连用。How long have you studied in New Idea School?Ive studied there for four years.2.可延续性动词有：live,be,study,teach,waitNIGEL：How much does this house cost？IAN：68,500.NIGEL：Thats a lot of money!IAN：Its worth every penny of it.=“How much is this house?”1.cost：物作

10、主语The coat doesnt cost 50 Yuan.2.spend：人作主语I spent 50 Yuan on this coat.一分钱一分货。be worth+money 值钱第一个“it”指“house”，第二个“it”指“money”。NIGEL：Well,I like the house，but I cant decide yet.My wife must see it first.IAN：Women always have the last word.1.decide to do sth.=make a decision to do sth.2.make up ones

11、 mind 下定决心现在完成时的构成 现在完成时是由助动词 have(has)+动词的过去分词构成。助动词说明该谓语是属于现在时范围。它和主语的人称、数要保持一致。过去分词是主要的谓语动词，说明句子的意义。肯定句式：主语+have(has)+动词过去分词 否定句式：主语+have(has)+not+动词过去分词 一般疑问句：Have(Has)+主语+动词过去分词？特殊疑问句：特疑词+have(has)+主语+动词过去分词？for与since专项解析 现在完成时还可以描述发生在过去且一直延续到现在的动作，这种动作甚至有可能延续下去。在这种情况下，它一般与for+时间段since+时间点 连用。f

12、or与since专项解析How long has Ian lived in the house?伊恩在这幢房子里住多久了？Hes lived here for twenty years.他在这里住了20年了。When has he been there?他是从何时起就在那儿的？He has been there since 1976.从1976年起。注意：for+一段时间表示某个动作持续多长时间；since+某个时间点表示某个动作是何时开始的。用 since或 for填空1)We have learned five lessons _ the beginning of this term.2)

13、Mrs.Liao has been in hospital _last week.3)I have stayed at my aunts _two weeks.sincesinceforLesson 90Have you yet?动词过去式及过去分词A-A-A 结构A-B-C 结构Exercise AExample:He read this book last week.Question:Did he read this book last week?Negative:He didnt read this book last week.Exercise BExamples:Did you re

14、ad this book last week?Yes,I read this book last week.What about Penny?She hasnt read this book yet.Homework1.89课单词3+1+1+12.89课课文背诵3.89-90课课练forsinceforsinceforforsinceforsinceNew words and expressionsHow long 多长（时间的长短）;物体的长度How many 多少+可数名词复数How much 多少+不可数名词；多少钱How old 多大（指年龄）How often 多久（表频率）How

15、far 多远（指距离）How soon 多久（用于一般将来时）How big 多大（指物体的面积）New words and expressionsHow often 多经常（问频率）eg：-How often do you go swimming？你多久去游一次泳？-I go swimming three times a week.我每周去游三次。New words and expressionsHow soon 多久eg：How soon will you come back？你多久之后回来？New words and expressionsbecause+句子because of+名词

16、或名词词组because bi kC:z 因为eg：I went to bed early because I was tired.我因为疲倦所以提早睡觉。because of（介词）因为，由于的缘故。eg：I was late because of the rain.我迟到是由于下雨的缘故。I didnt go to school _I was ill.I didnt go to school_my illness.becausebecause ofNew words and expressionsretire ri taiE v.1)退休；离休eg:He retired at the ag

17、e of 60.他6-岁时退休了。eg:Hes going to retire soon from sea.不久他将退休，结束其航海生涯。New words and expressionsretire v.2)退出；隐退eg:The ladies retired，and the gentlemen went on drinking and chatting.女生们离席退出，先生们则继续喝酒聊天。New words and expressionsworth 1.be worth+money 值钱eg:The second-hand car is worth 5000 dollars.这辆二手轿车值5000美元.试着翻译一下这几个句子吧！这支钢笔值30英镑！这些苹果值40元。试一试吧New words and expressionsThis pen is worth thirty pounds.These apples are worth forty yuan.New words and expressionsworth 2.be worth doing sth值得做eg：The city isnt worth traveling.这个城市不值得旅游。