最新比较级和最高级复习

9A Unit 4 Grammar 形容词和副词的比较级和最高级

I.形容词和副词的比较级和最高级的构成：

英语中形容词和副词有原级、比较级和最高级。比较级表示“更…”或“较…”的意思。最高级表示“最…”的意思。

练一练4：（写出下列形容词和副词的比较级和最高级）

1)普通形容词：

1,cool _______ ________ 2,slow ________ ________ 3,nice _________ _________

4,free ________ ________ 5, clever __________ __________

2)词尾是y的：

1,early ________ ________ 2,dirty ________ ________ 3, healthy __________ __________ 3)重读闭音节的：

1,red_________ _________ 2,glad_________ _________ 3, thin __________ __________ 4)部分双音节和多音节的：

1,active _____________ ____________ 2,exciting ______________ _______________

12,serious ____________ ____________ 13,beautiful ______________ _______________ 5)形容词+ly构成的副词：

1.slowly __________ __________

2.quickly __________ __________

6)不规则变化：（必须反复默写，以便牢记）

1,bad __________ __________ 2,badly _________ _________ 3,ill ________ _________

4,many __________ __________ 5,much __________ __________ 6,little ________ ________ 7,good __________ __________ 8,well __________ __________ 9,far _________ _________ 提示：

1.单音节和少数双音节单词的比较级和最高级的构成：

1)一般在词尾+er, +est：例：tall, taller, tallest long, longer, longest

2)词尾e+r, +st：例：large, larger, largest brave, braver, bravest

3)词尾是重读闭音节的单词，词尾辅音字母双写+er, +est: 例：thin, thinner, thinnest

4)词尾是辅音字母+y的单词，y变I,再+er, +est: 例：early, earlier, earliest

2.多音节词和部分双音节词的比较级和最高级的构成：

在原级前+more, +most 例：useful, more useful, most useful

difficult, more difficult, most difficult

II.形容词和副词的比较级和最高级的九种句型：

1.A>B或A

1)The sun is ___________________ the earth. (big)

2)Tom drives ____________________ Jack. (carefully)

3)Room 101 is _____________________ Room 103. (small)

2.A>B>C或A

1)Lesson One is __________ of the three lessons. (easy)

2)Lesson Eight is ________________________ in Book Nine. (difficult)

3)Dick skates _________________________ among us. (quickly)

4)The Yellow River is the second _____________ river in China. (long)

3.A=B: (A和B一样…)eg Tom is as old as Jack.

1)Underground trains run ____________________ trains above the ground. (fast)

2)Liu Mei speaks English _______________________ Li Ming. (well)

3)This Exercise is __________________________ that one. (easy)

4.A≠B: (A不如B…)eg Tom isn’t so old as Jack.

1)Our classroom isn’t _______________________ yours. (clean)

2)This story isn’t ________________________ that one. (interesting)

3)The buses in cities don’t run _______________________ the underground. (fast)

5.A is one of …: (A是最…之一)

eg Jinmao Tower is one of the tallest buildings in Shanghai.

1)Shanghai is one of ________________ cities in the world. (big)

2)My brother is one of _________________ students in his school. (good)

6.Which is…, A or B? (哪一个比较…, A还是B?)

eg Which i s more expensive, iPhone 4 or iPad 2?

1)Which is ______________, walkman or discman? (expensive)

2)Which do you think tastes ________, the chicken or the fish? (good)

7.Which is…, A ,B or C? (哪一个最…, A, B还是C?)

eg Which is the fastest, a plane, a train or a bike?

1)Which do you like ________, water, tea or milk? (well)

2)Which is ______________, car, motorcycle or bicycle? (cheap)

8…越来越…:

eg ①Spring is coming, days are getting longer and longer.

②Knowledge and skill are becoming more and more important.

1)Our life is becoming _______________________________. (good)

2)Air pollution is getting ________________________________ in big cities. (serious)

3)The boy grows ____________________________. (tall)

4)Education expenses in China are becoming _________________________. (expensive) 9.the +比较级+主语+动词，the +比较级+主语+动词.

eg The more you do exercise, the healthier you will be.

1)__________ __________ (hard) you study, __________ __________ (much) you know.