仁爱八年级英语上册UT知识点以及 比较级PPT课件

1、第1页/共40页borrow 和lend的区别borrow sth from sb 向某人借东西，借进来lend sth to sb 借东西给某人，借出去我向Jack借了一本书。I borrowed a book from Jack.Jack借了一本书给我。Jack lent a book to me.第2页/共40页What are you thinking about? Im thinking about the life in the countryside.think about意思是“ 思考，考虑”，与“think of”意思相近。think of 有“想起，想到，认为”的意思。nP

2、eople without a job try not to think of/ think about the future. nShe often thinks of her friend Zhao Ke. nWhat do you think of the film?= How do you like the film?think over意思是“仔细考虑”。Please think it over, then answer me.请仔细考虑一下，然后回答我。第3页/共40页sth./sb. be important to sb.-某人或事对某人很重要 It is important f

3、or sb. to do sth.-做某事对某人来说很重要如：Environment is very important to humans. 环境对人类非常重要。 It is very important for humans to improve the environment.改善环境对人们来说非常重要。第4页/共40页 Insects feed on plants. 点拨: feed on-以为食 feed-_fed-fed_(过去式、过去分词) 巩固：People in the south feed on rice, while the north people feed on no

4、odles.南方人以米饭为主食，而北方人是以面条为主食。第5页/共40页Thousands and thousands of animals live in the rainforests. 点拨：ten, hundred, thousand等数词表示确定的数目时不用复数形式；表示不确定的数目时用复数形式，后跟of.巩固：a.天上有成千上万颗星星。There are thousands of stars in the sky.b.去年我们学校有六千人。There are six thousand students in our school.第6页/共40页But, now, rainfore

5、sts are becoming smaller and smaller, so we should protect them.点拨一：比较级and 比较级 = 越来越巩固：a.这些年英语正逐渐变得越来越重要了。English is becoming more and more important these years.b.康康的英语越来越差了。Kangkangs English is worse and worse.c.雨越来越大。The rain is becoming heavier and heavier.第7页/共40页Im quite sure that there are UF

6、Os. be sure + that引导从句，其中that 可以省掉。译为“确信”v Im sure（that）he will come. v We are sure（that）we will win the football match. be not sure + whether/ if 引导从句，意思是“不确信是否, 不敢肯定”v Im not sure whether/ if he will come. 我不确定他是否会来。v We are not sure whether/ if we will win the football match. 我们不敢肯定可以赢得足球比赛。第8页/共

7、40页be sure后面可以跟不定式，译为“一定”，如： We are sure to repair the TV well. 我们一定会修好这台电视机。 Youre sure to win the basketball match. 你一定会赢得篮球比赛的。第9页/共40页1.Robot can take the place of humans to do hard work or boring work in some situations Robots can do lots of dangers work instead of humansinstead of 代替，放在句中。take

8、 the place of 代替，放在句中instead 代替，放在句末。vRobots can also do lots of dangerous work instead (of humans). vIf you cant go there, he will go instead (of you). vTV sets can never take the place of cinemas. vNow gas takes the place of coal in cooking. 第10页/共40页请你选择： take the place of 和 instead of 完成下面两个句子Wa

9、ng Lin will repair the machine _Li Ping. 王林将代替李平修理机器。Wang Lin will Li Ping to repair the machine.王林将代替李平修理机器。instead oftake the place of 第11页/共40页Do you think you will have a robot in 20 years?in +一段时间，常用于 一般将来时 时态。After+一段时间，常用于 一般过去时 时态。选择填空： in ， afterHe will come back _ a week. 一周以后他将会回来。 My unc

10、le left Beijing _ three months 三个月后，我叔叔离开了北京。 in after 第12页/共40页mistake for 把 误认为u我有时候会把Lucy误认为是她妹妹。uI mistake Lucy for her sister sometimes. uDont mistake my politeness for friendless. u别把我的礼貌误认为是友好。uDont mistake the reading room for the classroom. u别把阅览室误认为是课室。第13页/共40页短语辨析 for example 例如；后面跟一个句子

11、such as 例如；后面跟名词或短语等。Tom can speak some foreign languages, _, English, Japanese, Russian.Computer is very useful, _, we can enjoy the movie; we can listen to the music; we can also look for useful information.such asfor example第14页/共40页. spend +时间/钱+ sth/ doing sth 某人在.(某事、某东西上).花费.（多少时间/钱）. My brot

12、her _ two hours _ playing basketball every day.The boy _ one hundred yuan _ that pair of shoes. spends inspent on第15页/共40页cost的主语是， 还可以表示“值”， 常见用法如下：(1)sth. costs (sb.) 金钱,某物花了（某人）多少钱。例：A new computer costs a lot of money. 买一台新电脑要花一大笔钱。(2) (doing) sth. costs (sb.) 时间,某物（做某事）花了（某人）多少时间。例：Remembering

13、these new words cost him a lot of time. 他花了大量时间才记住了这些单词。第16页/共40页take后面常跟双宾语，it做形式主语， 用法：It takes/took/will take sb. 时间to do sth. 做某事花了某人多少时间。例：他们用了三年时间修完了这条路。 It took them three years to build this road. 第17页/共40页pay的基本用法是：(人做主语)(1) pay (sb.) money for sth. 付钱（给某人）买。例：I have to pay them 20 pounds f

14、or this room each month. 我每个月要付20英磅的房租。(2)pay for sth. 付的钱。例：I have to pay for the book lost. 我不得不赔丢失的书款。(3)pay for sb. 替某人付钱。例：Dont worry!Ill pay for you. 别担心， 我会给你付钱的。第18页/共40页小归纳人+ spend + 钱/时间 + (in)doing sth人+ spend + 钱/时间 + on sth物+cost+人+钱活动doing sth + cost+人+时间It takes/took/will take + sb +

15、时间 + to do sth人+ pay + 钱 + for + 物第19页/共40页用spend、cost、take和pay翻译句子我花了三十块买了这本书。 I spent 30 yuan on this book. this book cost me 30 yuan. I paid 30 yuan for this book.我每天都用两个小时写作业。 I spend 2 hours in doing my homework every day. It takes me 2 hours to do my homework every day. Doing my homework cost

16、me 2 hours every day.第20页/共40页用以修饰名词，表示事物的特征的词。e.g. long, empty, cheap, hungry, etc.在句中作定语、表语、宾语补足语等成分第21页/共40页用来修饰动词、形容词、其它副词、全句或名词词组及句子的词。e.g. very, early, out, soon, quickly, etc.第22页/共40页形容词、副词的比较级和最高级的用法：u当两种物体之间相互比较时，我们要用形容词或副词的；I am taller than you.u当相互比较的物体是三个或三个以上时，我们就要用形容词或副词的。I am the tal

17、lest in the class.第23页/共40页词词 尾尾 变变 化化原级原级比较级比较级最高级最高级单音节词在词尾加单音节词在词尾加-er(比较级比较级)或或-est(最高级最高级)以字以字母母e接尾的词加接尾的词加-r或或-sttall hard large wide以重读闭音节结尾的词末尾只有一个辅音字母应以重读闭音节结尾的词末尾只有一个辅音字母应双写辅音字母再加双写辅音字母再加er或或estbig hot thin fat wet 以辅音字母以辅音字母+y结尾的词变为结尾的词变为i再加再加-er,或或-esthappy dry early narrow clever 多音节词和多

18、数双音节词在其前面加多音节词和多数双音节词在其前面加more 和和most difficult popular slowlytaller harder larger wider tallest hardest largest widestbigger hotter fatter wetterbiggest hottest fattest wettest happier drier earlierhappiest driest earliestnarrower cleverernarrowest cleverestmore difficult more popularmore slowly mo

19、st difficult most popularmost slowly少数以-er,-ow结尾的双音节词可加-er或-est第24页/共40页 副词的比较级和最高级的构成和形容词的比较级和最高级的构成基本相同.e.g. 形容记的最高级前要用定冠词the,副词的最高级前可用可不用定冠词the.Mount Qomolangma is the highest in the world.Jim jumped (the) highest of the all.fast-faster-fastestslowly- more slowly most slowly第25页/共40页原级原级badillgoo

20、dwellmanymuchlittlefarold比较级比较级最高级最高级better bestworseworstless more mostfarther/furtherolder/elderleast farthest/furthestoldest/eldest巧记：特殊形式比较级共有三对二合一坏病两多并两好little意思不是小一分为二有两个一是老来二是远第26页/共40页Tom is as tall as Mike. as+形容词原形+asThere are as many students in our school as yours. Tom is three times as

21、old as Mike.第27页/共40页 否定 not as+形容词原形+as “和 不一样” 或 not so+形容词原形+as “不及不如 Tom is not as tall as Mike.Tom is not so tall as Mike. 第28页/共40页This truck is big enough to carry 5 tons. so+ 形容词原级+that丛句 such+名词that丛句He is so big that he cant enter the room by the door . too+原级+ to do sth.He is too young to

22、 join the army. 形容词原级+ enough to do sth. 第29页/共40页 比较级+than This bridge is a little longer than that one. 这条桥比那条长一点儿。 Our school is much larger than theirs. 我们的学校比他们的大多了。much + 比较级 -得多 a little + 比较级 -一点儿第30页/共40页翻译a. 我的书包比你的重得多。My schoolbag _ _ _ than _.b. 他的书包比我的轻一点儿。His schoolbag _ _ _ _ than _.i

23、s much heavier yoursis a little lighter mine第31页/共40页表示两者之间的选择，可使用“Which is+ 比较级，or?” 表示不及另一方时，使用“less+原级+than”Which is longer, this one or that?This park is less beautiful than that one. 第32页/共40页“The+比较级，the+比较级” “比较级+and+比较级” The smaller the house is, the less it will cost us the heat. In spring,

24、 the days are getting longer and longer. 第33页/共40页one of the+最高级+名词复数最高级+of (in)This is/ was the最高级+名词+that定语从句Lu Xun is one of the greatest writers last century. This is the worst film that I have seen these years. Of all the movie stars, I think Zhang Ziyi is the best. 第34页/共40页1. The bread is _ t

25、han these cakes A. very delicious B. much delicious C. more delicious D. as delicious2. Lin Tao jumped _ in the long jump in the school sport meeting A. far B. farther C. farthest D. quite far3. When they met in the hotel . They talked and laughed _A. happily B. happy C. happier D. happiestCCA第35页/共40页 4. In our city its _ in July ,but it is even _ in August A. hotter hottest B. hot hot C. hotter hot D. hot hotter 5. Hainan is a very large Island .It is the second _ island i