人教版新课标八年级英语上册ppt课件.ppt

,Adj. adv.,用以修饰名词，表示事物的特征的词。e.g. long, empty, cheap, hungry, etc.,什么叫形容词?,在句中作定语、表语、宾语补足语等成分,e.g. He is a good student.I have something important to tell you.,当形容词修饰由some-,any-,no-,every-构成的不定代词时,形容词要放在这些不定代词的之后. e.g.,Is there anything interesting in todays newspaper ?,作定语,The trees turn green in spring.We are alone on the island.,只能作表语，不能作定语的形容词你能说出几个？,alone afraid awake asleep alive able,作表语,形容词和宾语一起构成复合宾语e.g.,We must keep the classroom clean.,He made us happy.,作宾语补足语,Colour it green.,Lets fill in the blanks,形容词的比较级和最高级构成,规则变化,不规则变化,1. 规则变化,tallertallest,harderhardest,largerlargest,widerwidest,biggerbiggest,hotterhottest,happierhappiest,drierdriest,more difficultmost difficult,more popularmost popular,2、不规则变化,best,better,worse,worst,more,most,less,least,farther farthest,further furthest,older oldest,elder eldest,可用much, still, a little, even, far,three years等表示程度的状语来修饰比较级 *She is much taller than Mrs.Liu. *He is three years older than I. *This problem is a little more difficult than the other one.,形容词原级的常用句型,Tom is as tall as Mike.,as+形容词原形+as,There are as many students in our school as yours. I dont have as much money as you do.,第一个as后的形容词做定语修饰名词.将该名词及有关修饰语全列在第一个as后.,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.,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 bythe door ., too+原级+ to do sth.,He is too young to join the army.,形容词原级+ enough to do sth.,倍数词/half+as+形容词原形+as,Tom is three times as old as Mike.,My school is twice/half as large asYours.,比较级+than,形容词比较级的常用句型,This bridge is longer than that one.,Our school is larger than theirs.,倍数词+比较级+than,Our school is three times larger than theirs. He is three years older than I.,more (less) thanShe is more than thirty. The lightest box weighs less than 50 kilograms.more or less The problem is more or less solved. 这个问题差不多已经解决了。 Is it straight? More or less. 它直吗？ 差不多吧。,“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, the days are getting longer and longer.,the+比较级+ofJhon is the taller of the two.,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.,one of the+最高级+名词复数,形容词最高级的常用句型,最高级+of (in/among),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.,掌握几种同义句转换 1. He is taller than I. =I am not as/so tall as he . 2. I study harder than Li Ming.= Li Ming doesnt study as hard as I .,3. He is taller than any other student in his class. = He is taller than the other students in his class.= No one/Nobody is taller than he in his class.= He is the tallest (student)in his class.,4. I prefer maths to English. =I like maths better than English. 5. The box is too heavy for him to carry. = The box is so heavy that he cant carry it. = The box is not light enough for him to carry.,注意点 形容词最高级前一定要用the，副词最高级前可省略在比较级中为了避免重复，在than后常用one，that，those等词来替代前面提到过的名词 *This pen is shorter than that one. *The weather here is warmer than that of Shanghai.,3.用or连接两项需作比较的内容时，须用比较级；若or连接三项或三项以上的内容时，则须用最高级 *Who is taller, Mary or Jane? *Which is biggest, the sun, the moon or the earth?,1. The bread is _ than these cakes A. very delicious B. much delicious C. more delicious D. as delicious,2. Lin Tao jumped _ in the long jump in the school sports meeting A. far B. farther C. farthest D. quite far,3. When they met in the hotel . They talked and laughed _A. happily B. happy C. happier D. happiest,C,C,Practice,A,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 in china. A. large B. larger C. largest D. most largest 6. An elephant is _ than a tiger . A. heavy B. very heavy C. the heaviest D. heavier,D,C,D,7. A horse is _ than a dog . A. much heavy B. more heavier C. much heavier D. more heavy 8. Emma always makes a lot of mistakes . She is _. A. care B. careful C. carefully D. careless 9. Which subject is _ , physics or chemistry ? A. interesting B. most interesting C. more interesting D. the most interesting,C,D,C,10. He is _ enough to carry the heavy box . A. strong B. stronger C. much stronger D. the strongest 11. Li lei often talks _ but does _ so everyone says he is a good boy . A. less more B. few much C. more little D. little many,A,A,( )1 Who gets home usually _ in your family? A. the latest B. later C. early D. as late( )2 The more we looked at the picture, _. A. we like it less B. the less we liked it C. better we liked it D. it looked better( )3 What a pity. Lucy ran _ than Lily. A. a few more slowly B. a little more slowly C. much more slowly D. little slowlier,A,B,B,( )4 Dont worry. Your baby is looked after _ here, the nurse are very _. A. careful, carefully B. carefully, careful C. care, careless D. careless, care( )5 The idea became _ . He wanted to try _. A. strangly, it out B. strangly, out it C. strange, it out D. strange, out it( )6 Beijing is _ biggest cities in China. A. the first B. one of C. the second D. second,B,C,C,( )1 Who gets home usually _ in your family? A. the latest B. later C. early D. as late( )2 The more we looked at the picture, _. A. we like it less B. the less we liked it C. better we liked it D. it looked better( )3 What a pity. Lucy ran _ than Lily. A. a few more slowly B. a little more slowly C. much more slowly D. little slowlier,A,B,B,( )4 Dont worry. Your baby is looked after _ here, the nurse are very _. A. careful, carefully B. carefully, careful C. care, careless D. careless, care( )5 The idea became _ . He wanted to try _. A. strangly, it out B. strangly, out it C. strange, it out D. strange, out it( )6 Beijing is _ biggest cities in China. A. the first B. one of C. the second D. second,B,C,C,5 Mr. Green is feeling _ enough to go to work. (good)6 The old man looks very _ than you think. (friend) 7 This box is not so _ as that one. (heavy)8 Lucy jumped _ of the four. (high),well,more friendly,heavy,highest,用词的适当形式填空1 He works very _. He _ has a rest on Sunday. (hard)2 _, he didnt fail in the exam.(luck)3 He was so _ that he couldnt believe this _ news. (surprise)4 He wont do it. I wont do it, _. (too),hard,hardly,Luckily,surprised,surprising,either,