仁愛八年級(jí)英語上冊(cè)UT知識(shí)點(diǎn)以及 比較級(jí)PPT課件

1、第1頁/共40頁borrow 和lend的區(qū)別borrow sth from sb 向某人借東西，借進(jìn)來lend sth to sb 借東西給某人，借出去我向Jack借了一本書。I borrowed a book from Jack.Jack借了一本書給我。Jack lent a book to me.第2頁/共40頁What are you thinking about? Im thinking about the life in the countryside.think about意思是“ 思考，考慮”，與“think of”意思相近。think of 有“想起，想到，認(rèn)為”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“仔細(xì)考慮”。Please think it over, then answer me.請(qǐng)仔細(xì)考慮一下，然后回答我。第3頁/共40頁sth./sb. be important to sb.-某人或事對(duì)某人很重要 It is important f

3、or sb. to do sth.-做某事對(duì)某人來說很重要如：Environment is very important to humans. 環(huán)境對(duì)人類非常重要。 It is very important for humans to improve the environment.改善環(huán)境對(duì)人們來說非常重要。第4頁/共40頁 Insects feed on plants. 點(diǎn)撥: feed on-以為食 feed-_fed-fed_(過去式、過去分詞) 鞏固：People in the south feed on rice, while the north people feed on no

4、odles.南方人以米飯為主食，而北方人是以面條為主食。第5頁/共40頁Thousands and thousands of animals live in the rainforests. 點(diǎn)撥：ten, hundred, thousand等數(shù)詞表示確定的數(shù)目時(shí)不用復(fù)數(shù)形式；表示不確定的數(shù)目時(shí)用復(fù)數(shù)形式，后跟of.鞏固：a.天上有成千上萬顆星星。There are thousands of stars in the sky.b.去年我們學(xué)校有六千人。There are six thousand students in our school.第6頁/共40頁But, now, rainfore

5、sts are becoming smaller and smaller, so we should protect them.點(diǎn)撥一：比較級(jí)and 比較級(jí) = 越來越鞏固：a.這些年英語正逐漸變得越來越重要了。English is becoming more and more important these years.b.康康的英語越來越差了。Kangkangs English is worse and worse.c.雨越來越大。The rain is becoming heavier and heavier.第7頁/共40頁Im quite sure that there are UF

6、Os. be sure + that引導(dǎo)從句，其中that 可以省掉。譯為“確信”v Im sure（that）he will come. v We are sure（that）we will win the football match. be not sure + whether/ if 引導(dǎo)從句，意思是“不確信是否, 不敢肯定”v Im not sure whether/ if he will come. 我不確定他是否會(huì)來。v We are not sure whether/ if we will win the football match. 我們不敢肯定可以贏得足球比賽。第8頁/共

7、40頁be sure后面可以跟不定式，譯為“一定”，如： We are sure to repair the TV well. 我們一定會(huì)修好這臺(tái)電視機(jī)。 Youre sure to win the basketball match. 你一定會(huì)贏得籃球比賽的。第9頁/共40頁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頁/共40頁請(qǐng)你選擇： take the place of 和 instead of 完成下面兩個(gè)句子Wa

9、ng Lin will repair the machine _Li Ping. 王林將代替李平修理機(jī)器。Wang Lin will Li Ping to repair the machine.王林將代替李平修理機(jī)器。instead oftake the place of 第11頁/共40頁Do you think you will have a robot in 20 years?in +一段時(shí)間，常用于 一般將來時(shí) 時(shí)態(tài)。After+一段時(shí)間，常用于 一般過去時(shí) 時(shí)態(tài)。選擇填空： in ， afterHe will come back _ a week. 一周以后他將會(huì)回來。 My unc

10、le left Beijing _ three months 三個(gè)月后，我叔叔離開了北京。 in after 第12頁/共40頁mistake for 把 誤認(rèn)為u我有時(shí)候會(huì)把Lucy誤認(rèn)為是她妹妹。uI mistake Lucy for her sister sometimes. uDont mistake my politeness for friendless. u別把我的禮貌誤認(rèn)為是友好。uDont mistake the reading room for the classroom. u別把閱覽室誤認(rèn)為是課室。第13頁/共40頁短語辨析 for example 例如；后面跟一個(gè)句子

11、such as 例如；后面跟名詞或短語等。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頁/共40頁. spend +時(shí)間/錢+ sth/ doing sth 某人在.(某事、某東西上).花費(fèi).（多少時(shí)間/錢）. My brot

12、her _ two hours _ playing basketball every day.The boy _ one hundred yuan _ that pair of shoes. spends inspent on第15頁/共40頁cost的主語是， 還可以表示“值”， 常見用法如下：(1)sth. costs (sb.) 金錢,某物花了（某人）多少錢。例：A new computer costs a lot of money. 買一臺(tái)新電腦要花一大筆錢。(2) (doing) sth. costs (sb.) 時(shí)間,某物（做某事）花了（某人）多少時(shí)間。例：Remembering

13、these new words cost him a lot of time. 他花了大量時(shí)間才記住了這些單詞。第16頁/共40頁take后面常跟雙賓語，it做形式主語， 用法：It takes/took/will take sb. 時(shí)間to do sth. 做某事花了某人多少時(shí)間。例：他們用了三年時(shí)間修完了這條路。 It took them three years to build this road. 第17頁/共40頁pay的基本用法是：(人做主語)(1) pay (sb.) money for sth. 付錢（給某人）買。例：I have to pay them 20 pounds f

14、or this room each month. 我每個(gè)月要付20英磅的房租。(2)pay for sth. 付的錢。例：I have to pay for the book lost. 我不得不賠丟失的書款。(3)pay for sb. 替某人付錢。例：Dont worry!Ill pay for you. 別擔(dān)心， 我會(huì)給你付錢的。第18頁/共40頁小歸納人+ spend + 錢/時(shí)間 + (in)doing sth人+ spend + 錢/時(shí)間 + on sth物+cost+人+錢活動(dòng)doing sth + cost+人+時(shí)間It takes/took/will take + sb +

15、時(shí)間 + to do sth人+ pay + 錢 + for + 物第19頁/共40頁用spend、cost、take和pay翻譯句子我花了三十塊買了這本書。 I spent 30 yuan on this book. this book cost me 30 yuan. I paid 30 yuan for this book.我每天都用兩個(gè)小時(shí)寫作業(yè)。 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頁/共40頁用以修飾名詞，表示事物的特征的詞。e.g. long, empty, cheap, hungry, etc.在句中作定語、表語、賓語補(bǔ)足語等成分第21頁/共40頁用來修飾動(dòng)詞、形容詞、其它副詞、全句或名詞詞組及句子的詞。e.g. very, early, out, soon, quickly, etc.第22頁/共40頁形容詞、副詞的比較級(jí)和最高級(jí)的用法：u當(dāng)兩種物體之間相互比較時(shí)，我們要用形容詞或副詞的；I am taller than you.u當(dāng)相互比較的物體是三個(gè)或三個(gè)以上時(shí)，我們就要用形容詞或副詞的。I am the tal

17、lest in the class.第23頁/共40頁詞詞 尾尾 變變 化化原級(jí)原級(jí)比較級(jí)比較級(jí)最高級(jí)最高級(jí)單音節(jié)詞在詞尾加單音節(jié)詞在詞尾加-er(比較級(jí)比較級(jí))或或-est(最高級(jí)最高級(jí))以字以字母母e接尾的詞加接尾的詞加-r或或-sttall hard large wide以重讀閉音節(jié)結(jié)尾的詞末尾只有一個(gè)輔音字母應(yīng)以重讀閉音節(jié)結(jié)尾的詞末尾只有一個(gè)輔音字母應(yīng)雙寫輔音字母再加雙寫輔音字母再加er或或estbig hot thin fat wet 以輔音字母以輔音字母+y結(jié)尾的詞變?yōu)榻Y(jié)尾的詞變?yōu)閕再加再加-er,或或-esthappy dry early narrow clever 多音節(jié)詞和多

18、數(shù)雙音節(jié)詞在其前面加多音節(jié)詞和多數(shù)雙音節(jié)詞在其前面加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少數(shù)以-er,-ow結(jié)尾的雙音節(jié)詞可加-er或-est第24頁/共40頁 副詞的比較級(jí)和最高級(jí)的構(gòu)成和形容詞的比較級(jí)和最高級(jí)的構(gòu)成基本相同.e.g. 形容記的最高級(jí)前要用定冠詞the,副詞的最高級(jí)前可用可不用定冠詞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頁/共40頁原級(jí)原級(jí)badillgoo

20、dwellmanymuchlittlefarold比較級(jí)比較級(jí)最高級(jí)最高級(jí)better bestworseworstless more mostfarther/furtherolder/elderleast farthest/furthestoldest/eldest巧記：特殊形式比較級(jí)共有三對(duì)二合一壞病兩多并兩好little意思不是小一分為二有兩個(gè)一是老來二是遠(yuǎn)第26頁/共40頁Tom is as tall as Mike. as+形容詞原形+asThere are as many students in our school as yours. Tom is three times as

21、old as Mike.第27頁/共40頁 否定 not as+形容詞原形+as “和 不一樣” 或 not so+形容詞原形+as “不及不如 Tom is not as tall as Mike.Tom is not so tall as Mike. 第28頁/共40頁This truck is big enough to carry 5 tons. so+ 形容詞原級(jí)+that叢句 such+名詞that叢句He is so big that he cant enter the room by the door . too+原級(jí)+ to do sth.He is too young to

22、 join the army. 形容詞原級(jí)+ enough to do sth. 第29頁/共40頁 比較級(jí)+than This bridge is a little longer than that one. 這條橋比那條長一點(diǎn)兒。 Our school is much larger than theirs. 我們的學(xué)校比他們的大多了。much + 比較級(jí) -得多 a little + 比較級(jí) -一點(diǎn)兒第30頁/共40頁翻譯a. 我的書包比你的重得多。My schoolbag _ _ _ than _.b. 他的書包比我的輕一點(diǎn)兒。His schoolbag _ _ _ _ than _.i

23、s much heavier yoursis a little lighter mine第31頁/共40頁表示兩者之間的選擇，可使用“Which is+ 比較級(jí)，or?” 表示不及另一方時(shí)，使用“l(fā)ess+原級(jí)+than”Which is longer, this one or that?This park is less beautiful than that one. 第32頁/共40頁“The+比較級(jí)，the+比較級(jí)” “比較級(jí)+and+比較級(jí)” 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頁/共40頁one of the+最高級(jí)+名詞復(fù)數(shù)最高級(jí)+of (in)This is/ was the最高級(jí)+名詞+that定語從句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頁/共40頁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頁/共40頁 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