九年级英语上册Chapter2《Computers》文字素材1牛津上海版

1、知识总结与归纳（一）本章 法知 解形容 比 和最高 as + 形容 或副 原 + as1）在否定句或疑 句中可用so as.He cannot run so/as fast as you.2）当 as as中 有名 采用以下格式。as + 形容 + a + 数名 as + many/much +名 This is as good an example as the other is.I can carry as much paper as you can3）用表示倍数的 或其他程度副 做修 ，放在as 的前面。This room is twice as big as that one.Your

2、 room is the same size as mine.4）倍数 + as + adj. + as 倍数 + the + n + ofThis bridge is three times as long as that one.This bridge is three times the length of that one.Your room is twice as large as mine.Your room is twice the size of mine.比 形容 或副 + thanYou are taller than I.They lights in your room

3、are as bright as those in mine.注意：1）要避免重复使用比 。（ ） He is more cleverer than his brother.（ ） He is more clever than his brother.（ ） He is clever than his brother.2）要避免将主 含在比 象中。（ ） China is larger that any country in Asia.（ ） China is larger than any other countries in Asia.3）要注意 句型，遵循前后一致的原 。The popu

4、lation of Shanghai is larger than that of Beijing.It is easier to make a plan than to carry it out.4）要注意冠 的使用，后有名 的 候，前面才有可能有名 。比 ：Which is large， Canada or Australia？Which is the larger country， Canada or Australia？She is taller than her two sisters.She is the taller of the two sisters.可修 比 的 1）a b

5、it ， a little， rather， much，far ， by far ， many，a lot ， lots ， a greatdeal ，any， still ， even 等2） 可以用表示倍数的 或度量名 作修 。3）以上 （除by far ）外，必 置于比 形容 或副 的前面。用心爱心专心- 1 -many，old和 far1）如果后接名 ，much more + 不可数名 many more + 可数名 复数2）old有两种比 和最高 形式：older/oldest和 elder/eldest.elder ，eldest只用于兄弟姐妹的 幼关系。My elder brot

6、her is an engineer.Mary is the eldest of the three sisters.3）far有两种比 ，farther， further.在英 中两者都可指距离。在美 中， farther表示距离， further表示 一步。I have nothing further to say.the +最高 +比 范 1）The Sahara is the biggest desert in the world.形容 最高 前通常必 用定冠 the ，副 最高 前可不用。形容 most 前面没有the ，不表示最高 的含 ，只表示“非常”。It is a most

7、important problem.=It is a very important problem.注意：使用最高 要注意将主 包括在比 范 内。（ ） Tom is the tallest of his three brothers.（ ） Tom is the tallest of the three brothers.2）下列 可修 最高 ， by far ， far ，much， mostly ， almost This hat is nearly / almost the biggest.注意：a. very可修 最高 ，但位置与much不同。This is the very bes

8、t.This is much the best.b. 序数 通常只修 最高 。Africa is the second largest continent.3）句型 ：Mike is the most intelligent in his class.Mike is more intelligent than any other students in his class.4）“否定 +比 ”，“否定 + so as ” 构表示最高 含 。Nothing is so easy as this.=Nothing is easier than this.=This is the easiest t

9、hing.中考 接1） Are you feeling _？ Yes ，I m fine now.A.anywellB.anybetterC.quitegoodD. quite better答案： B。 any 可修 比 ，quite修 原 ， well的比 better.2）The experiment was_ easier than we had expected.A.moreB.muchmoreC.muchD. more much用心爱心专心- 2 -答案： C。 much 可修饰比较级，因此 B， C 都说得通，但 easier 本身已是比较级，不需more，因此 C 为正确答案。3

10、）If there were no examinations， we should have _ at school.A. the happiest timeB. a more happier timeC. much happiest timeD. a much happier time答案： D。（二）课后写作练习题答案P29 ADear GranYesterday, Mum and Dad gave us two radio-controlled cars for our birthday. Theyare great!Nigel s caris a Lightning.Itis (1)

11、fasterthanmine,which is ratherslow. My car is aHi- Climb , and it is (2)better at climbing over things thanthe Lightning .The Lightning is(3)longer and (4)lower than the Hi - Climb .The Hi - Climb weights 210 g and so it is (5)heavierthan theLightning , andthis means that the battery use is heavier

12、(6) thanthe Lightning , too.The Lightning is (7)lighter, with a weight of just 150 g. This means thatis can go (8) farther on one set of batteries. Sometimes we put toy people in thecars. TheHi - Climb canhold(9)morepassengers,asithas4 seats. TheLightning is good on a flat surface, but it is (10)wor

13、sethan theHi - Climb on rough ground, because it cannot climb over things.LoveRobinP30 BDear PeterThanks foryour letter.Inreplyto the questionat the end, my parentshave justbought a new flat! They looked at one in Peak Villa and one in Seaside Court. They chose Peak Villa. The flat there is bigger than the flat in Seaside Court, but ithas fewer rooms. It is also more modern, and its price is hig