qi形容词和副词的比较级与最高级专项讲练课件

1、形容词和副词的比较级和最高级形容词：是修饰名词（人或事物），表示名 词的性质，特征或属性一种词类。 它在句中作定语、表语和宾语补足语。副词：用来修饰动词、形容词及其他副词 的词叫副词。副词在句中多作状语. 一、形容词和副词的概念bigbiggerLook at the pictures and understand 看图并理解Look at the pictures and understand 看图并理解bigbiggerbiggestfastLook at the pictures and understand 看图并理解fastfasterfastestLook at the pictu

2、res and understand 看图并理解三、形容词和副词的级形容词和副词有三个等级： 原级、比较级、最高级1.原级：即形容词和副词的原形。 small, good, pretty, big, many hard, happily, slowly, quickly 程度副词very,too,so,quite等修饰形容词和副词的原级。 如：very tall、 too hot、 so cold quite interesting run quickly 构 成 方 法原 级比 较 级最 高 级单音节词和少数多音节词一般在词尾加-er/或-est/ist/coldcoldercoldestf

3、astfasterfastest以字母e结尾的形容词，加-r或-stnicenicernicestlargelargerlargest重读闭音节词只有一个辅音字母时，应先双写辅音字母；再加-es或-estbigbiggerbiggesthothotterhottest以“辅音字母+y”结尾的双音节词，先改“+y”结尾的双音节词，先改“y”为“i”,再加-er或-esteasyeasiereasiestearlyearlierearliest多音节词和部分双音节词在词前加more或mosttiredmore tiredmost tiredeasilymore easilymost easily单

4、音节和少数多音节的形容词和副词的比较级和最高级的构成分规则和不规则。变化如下：特别提示：形容词比较级前加more,最高级前加most的情况： 1.以-ful或-less结尾的形容词。more careful/carless2.动词的现在分词或过去分词充当形容词。more tired ,more boring3.频度副词前。more often4.以-ly结尾的形容词前可加more,也可改y为i,再加-er. more friendly/friendlier5.少数以-ly结尾的副词前。more slowly/quickly 不规则变化，要多加注意哦！ good bad many little

5、well badly much far betterbestworseworstmoremostlessleastbetterbestfartherfarthestworseworstmoremostimportant _ _ easy_ _ wet_ _ happy_ _ careful _ _ thin _ _ good_ _ hot _ _ easily _ _ many_ _ nice _ _ big _ _heavy_ _delicious_ _much_ _给出下列词的比较级和最高级 more importantmost importanteasiereasiestwetterwe

6、ttesthappierhappiestmore carefulmost carefulthinnerthinnestbetterbesthotterhottestmore easilymost easilymoremostnicernicestbiggerbiggestheavierheaviestmore deliciousmost deliciousmoremostMore examples:1.Mary is cleverer than her little sister.2.The new building is higher than the old one.3.His shirt

7、 is more expensive than mine.4.Kate is more beautiful than Lily is. 5.She is five years older than I am.6.He is 2 centimeters taller than her.7.This ruler is 20 centimeters longer than that one.More examples:1.He is the youngest of all the children.2.This book is the most interesting of all books.3.

8、America is the most developed country in the world.4.The Changjiang River is the longest river in China.5.He is one of the greatest scientists in China.6.The city is one of the most beautiful cities in the world.7.Lucy is one of the tallest girls in her class.8.Give my best wishes to you.9.He is my

9、best friend.形容词最高级的用法(in; of)那个短发的女孩是我们班最高的.今天是一年中最热的一天.他的房间是三个中最干净的一个.上海是中国最大的城市.The girl with red hair is the tallest in our class.Today is the hottest day of the year.His room is the cleanest of the three.Shanghai is the largest in China.注意1.The new building is higher than the old one.Those apple

10、s are bigger than these ones.2.His shirt is more expensive than mine.如果主语是物主代词+名词，那么后面要用名词性物主代词。比较级必须在同类中进行，即人与人比，物与物比，而且比较结构前后的词语要对称，特别注意在than或 as 之后不要漏掉可能出现的替代词 that ，those, one ,ones. 注意3.Kate is more beautiful than Lily is. She is five years older than I am. I drink more tea than he (does).than前

11、后句子的时态相同。通常用be动词情态动词can, may, must, could, should和助动词do, does ,did, will，have等来简答。4.I have more pens than you (do).many,much,little,few等词必须带名词。注意5.The city is one of the most beautiful cities in the world.one of+ the+最高级+复数名词 Which/Who+ 比较级，A or B? Which/Who+ 最高级，A ，B or C?6.Who is older, Jim or Tom

12、 ? Who is the tallest, Jim , Mike or Tom Which language is _ , English, French or Chinese?A. difficult B. more difficult C. the most difficultC注意7. Mary is the tallest of all the sisters in the family .在使用形容词最高级时，一定要把自己包括 在比较的范围内。8.This is the third largest city in China . 当表示“第二，第三”等意思时，经常在最高级的前面加s

13、econd, third,等词。 9.Its our largest machine in our factory. 当最高级前有物主代词修饰时，其前不加定冠词the. 3、表示在两者之间相差的程度用“具体数字+比较级+ than+ 比较对象”。eg: The road is two metres longer than that one . 这条公路比那条公路长两米。 This pencil is four inches shorter than that one . 这只铅笔比那只铅笔短四英寸。5、形容词原级的比较。 形容词的原级与asas连用表示肯定意思，是“和一样”的意思；与not a

14、s/ so as连用表示否定意义，是“不如”或“不一样”的含义。She is as pretty as her mother.The book is as new as that one.The story is as interesting as that one.The question is not as / so difficult as that one.My bike is not as / so good as yours.6、形容词比较级的修饰。比较级前面可以用even(更加)，much(得多)，far(得多)，a little(一点)，a bit(一点)，a lot(大量)，

15、still(还，还要)等词语表示不定程度或数量。eg: I am even less lucky. She is far better than me at writing. This pen is much better than that one. Tom is a little shorter than his friend Jim.8、the + 形容词的比较级 + + the +形容词的比较级 表示“ 越，就越”The more you eat, the fatter you will be.The harder you study, the more you will get.Th

16、e smaller the house is, the less it will cost.The sooner, the better.9、the + 形容词比较级 + of 短语 两者中比较的一个 She is the prettier of the two girls. The bike is the older of the two. His is the taller of the two. This one is the more beautiful of the the two picture.10.表示“是的几倍”，用“倍数+as+原级+as”结构，或者“倍数+比较级+than

17、”结构。 eg: This classroom is three times as big as that one. This classroom is twice bigger than that one.比较级和最高级的相互转化 A is 比较级 than any other 单数=A is 比较级 than the other 复数=A is the 最高级eg. Shanghai is bigger than any other city in China. = Shanghai is bigger than the other cities in China. =Shanghai i

18、s the biggest city in China. 比较：Shanghai is bigger than any city in Japan.形容词和副词比较级和最高级的20个雷区Correct the mistakes:Marys hair is longer than my sister.The weather in Beijing is colder than in Shanghai.The apples in this basket are better than them in that basket.The Changjiang River is longer than an

19、y river in China.China is larger than any other country in Europe.His older brother is elder than I.Our country is getting more beautiful and more beautiful.This classroom is three times as bigger as that one.Who is tallest student in our school? Which do you like better, apples, bananas or pears?_m

20、y sisters_that_those_any other_any_elder_older_more and more_big_the tallest_(the) bestCorrect the mistakes:11. This box is more heavier than that one.12. Tom is the youngest in the three.13. He is taller of the two.14. Today is our the busiest day.15. I think math is very more difficult than Chines

21、e.16. There are much more people in the street than usual.17. Mike is so tall as Jack.18. Li Ying jumped farther than Jim jumped.19. The Yellow River is the second longer river in China.20. We must get farther information._heavier_of_the taller_our_much _many_as_(did)_longest _further用括号内形容词或副词的适当形式

22、填空:This horse is very _ (strong), but that horse is much _ (strong) than this one.Its so late, so I drive the car _(slowly) than usual.3. He went _(far) than the other explorers.4. The _(little) you eat, the _(thin) you are.5. The Beijing Library is one of _(big) libraries in China.6. The street is

23、as _(long) as that one, but it is_ (wide) than that one.7. His drawing isnt so _(good) as yours.8. When a piece of ice is taken into a warm room, it becomes _(small) and _(small).9. This piano is _(expensive) than the other two. It is _(expensive) of the three.10. Which is _(difficult), English, phy

24、sics or biology?strongstrongerlessfarther/furtherlongsmallermore expensivethe most difficultmore slowlygoodthe biggestwidersmallerthe most expensivethinner合并句子，每空一词：Lucy is 8 years old. Lily is 8 years old, too. Lucy is _ _ _ Lily.2. Danny is 15. Jenny is 12. Jenny is _ _ _ than Danny.3. Jim jumps 2

25、 metres high. Tom jumps 3 metres high. Tom jumps _ _ Jim.4. Jenny jumps far. Brain jumps farther than Jenny. Danny jumps farther than Brain. Danny jumps _ _ the three.5. A car runs 150 kilometres per hour. A bike runs 50 kilometres per hour. A car runs _ _ _ _ as a bike. A car runs _ _ than a bike h

26、igher thanfarthest ofthree times as fast as old asfaster twice three years younger同义句转换，每空一词：1. Mike is not so/as tall as Jack. Jack is _ _ Mike.2. He is the youngest in his class. He is younger than _ _ _ in his class. He is younger than _ _ _ in his class.3. The cheetah is faster than any other an

27、imal in the world. The cheetah is _ _ animal in the world. (同上) The _ fastest animal is the cheetah.4. Japanese is less useful than Chinese. Japanese _ as/so useful _ Chinese.5. I am as diligent as her. I am as diligent as _ _.6. Li Ying jumped farther than Jim. Li Ying jumped farther than Jim _.tal

28、ler thanany other studentthe other students the fastestshe isdid worldsisntas汉译英：Jack和Mike一样高。Lily和Lucy跳得同样远。他的英语不如我说得好。格林小姐的房间比布朗小姐的干净得多。北京变得越来越美丽。Jack is as tall as Mike.Lily jumps as far as Lucy.He doesnt speak English as/so well as me/I (do).Miss Greens room is much cleaner than Miss Browns.Beij

29、ing is becoming more and more beautiful.The more careful you are, the fewer mistakes you would make.Bob jumps (the) farthest of all.The Changjiang River is one of the longest rivers in the world.Jim came to school (the) latest in his class yesterday.Which is the most difficult, English, physics or maths?汉译英：6. 你越仔细，出错就会越少。7. 在所有人当中Bob跳得最远。8. 长江是世界上最长的河流之一。9. Jim在他班上到校最晚。10. 哪个最难，英语，物理还是数学？Follow ups(随堂练习)1、-Mr Zhou, all of the students in our group, who lives _? -I think Li Lei does. A. fat B. fa