形容词和副词比较级、最高级
1. 规则形式：一般说来，单音节词及少数双音节词在后加-er/ -est 来构成比较级和最高级；其他双音节词及多音节词在前加more/ most，如：great-greater-greatest, busy-busier-busiest, important-more important-(the)most important
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1. 形容词比较等级的用法：
1) 表示两者的比较：形容词的比较级+than. 如：He is cleverer than the other boys.
2) 表示两者以上的比较：the +形容词最高级（+名词）+of /in …如：He is the cleverest boy in his class.
3) 表示两者是同等程度：as +形容词原级+as. 如：He is as tall as I.
2. 比较级句型：
1) Who / Which + be +比较级, A or B 如：Which is more beautiful, Beijing or Shanghai
2) be + the 比较级+ of the two. (两个之中比较…的那一个)，如：John is the more polite of the two boys.
3) The + 形容词比较级…, the + 形容词比较级…（越…就越…），如：
The harder you study ,the more/greater progress you make. 你越努力，取得的进步就越大
4) 形容词/副词比较级+ and +形容词/副词比较级（越来越…）。如：Our city is more and more beautiful.
5) 形容词/副词比较级+ than + any other +名词单数形，如：Shanghai is larger than any other city in China.
6) 形容词/副词比较级+ than + the other +名词复数形式，如：It’s also cheaper than the other stores.
3. 关于比较级的几个需要注意的问题：
1）为了加强语气，在比较级前面加表示相差程度的状语，常见的有much, far, even, still, a lot, a little, any, rather, a bit, a great deal等，如：We’d better wait a little longer. Peter and Tom will come very soon.
2) less + 形容词的原级+ than表示“不如、不及”，如：This computer is less expensive than that one.
4. 最高级的句型：
1) Who / Which + be +the+最高级, A, B, or C 如：Who is the most foolish, Jack, Tom or you 2）be + the +最高级+in /of / among +比较范围，如：He is the laziest worker in the factory.
3）~ + be + one of the + 最高级+ 复数名词（最……的……之一），如：The Yellow River is one of the longest rivers in China. 黄河是中国最长的河流之一。
4）~ + be +the + 序数词+最高级+单数名词+ 范围（~是…….的第几……），如：China is the third largest country in the world.
练习：
I. 选择
1. Would you please say it _____ I still can’t follow you.
A. more slow
B. much slow
C. more slowly
D. much slowly
2. He is ______ enough to carry the heavy box.
A. stronger
B. much stronger
C. strong
D. the strongest
3. She played the piano_____ than we had thought.
A. successful
B. successfully
C. more successful
D. more successfully
4. Beijing, the capital of China, is one of _________ cities in the world.
A. the biggest
B. bigger
C. much bigger
D. big
5. ____ the worse I seem to be.
A. When I take more medicine
B. The more medicine I take
C. Taking more of the medicine
D. More medicine taken
6. New York is _____ in the United States.
A. larger than any city
B. larger than any other city
C. bigger than any cities
D. biggest of all the cities
7. The air in Beijing is getting much _____ now than a few years ago.
A. clean
B. cleaner
C. cleanest
D. the cleanest
8. Mobile phones are very popular now and they are _____ than before.
A. cheap
B. cheaper
C. cheapest
D. the cheapest
9. The car is running seems to be flying.
A. more and faster
B. more and fast
C. fast and fast
D. faster and faster
10. The experiment was ________ easier than we had expected.
A. more
B. much more
C. much
D. more much children there are in a family，_____their life will be.
A. The less, the better
B. The fewer, the better
C. Fewer, richer
D. More, poorer
12. -- Which is__________ , the sun, the moon or the earth -- Of course, the moon is.
A. small
B. smaller
C. smallest
D. the smallest
13. ---Which is ____ season in Beijing ---I think its autumn.
A. good
B. better
C. best
D. the best
14. It takes a long time to go there by train; it’s _____ by road!
A. quick
B. the quickest
C. much quick
D. quicker
15. Oct 15th was one of ________ days in Shenzhou-V was sent up successfully.
A. exciting
B. more exciting
C. the most exciting
D. much exciting
16. This box is__________ that one.
A. heavy than
B. so heavy than
C. heavier as
D. as heavy as
17. When we speak to people, we should be ______________.
A. as polite as possible
B. as polite as possibly
C. as politely as possible
D. as politely as possibly
18. This book is___________ that one, but___________ than that one.
A. as difficult as; expensive
B. as more difficult as; more expensive
C. as difficult as; more expensive
D. more difficult as; as expensive
19. I think the story is not so __________ as that one.
A. interesting
B. interested
C. more interesting
D. most interesting
20. His father began to work ___________ he was seven years old.
