2025-2026学年八年级上学期英语语法精品讲义+语法专练
Unit2 School life《数量的比较和as．．．as用法》精品讲义
| 原级 | 比较级 | 最高级 |
| many/much | more | most |
| little | less | least |
| few | fewer | fewest |
数量的比较
(1)两者比较
1．more．．．than比······多, more后可接可数名词复数或不可数名词。
Mary has more flowers than Amy．玛丽的花比埃米多。
Simon drinks more water than Sandy．西蒙喝的水比桑迪多。
2．fewer．．．than比······少, fewer后接可数名词复数。
Daniel has fewer friends than Kitty．丹尼尔的朋友比基蒂少。
3．less．．．than比······少, less后接不可数名词。
Simon has less orange juice than Sandy．西蒙的橙汁比桑迪少。
(2)三者及以上比较
1．the most 最多, 后接可数名词复数或不可数名词。
Jim studies the most subjects．吉姆学习的科目最多。
He has the most time．他的时间最多。
2．the fewest 最少, 后接可数名词复数。
This city has the fewest parks．这个城市的公园最少。
3．the least 最少, 后接不可数名词。
Helen has the least beef of us all．在我们所有人中,海伦吃的牛肉最少。
as…as 结构
原级比较即同级比较，表示两者在某一方面相同时或不同时用原级。具体结构如下：
| 用法 | 例句 |
| as+形容词/副词原级+as（肯定）
意为“A与B一样……”表示相同或相等（即A=B）． |
China is almost as big as the US, but it is the biggest country in Asia． |
| not+so/as+形容词/副词原级+as （否定）
意为“A不及B那样……”表示不如或不相等（即A≠B）． |
I can’t run as fast as my brother． |
语法过关测试
一、单项选择（每小题1分，共50分）
1．To live a green life, we should try to save ________ energy and produce ________ pollution．
A．more; less B．less; more C．more; fewer D．most; least
2．________ careful we are, ________ mistakes we will make．
A．The more; the fewer B．The fewer; the more C．The more; the more
3．I hope there will be ______ people and ______ pollution．
A．fewer, many B．less, fewer C．more, less D．less, less
4．Doctors always say, “________ vegetables you eat, ________ you will be．”
A．The more, the more healthier B．The fewer, the healthier
C．The more, the healthier D．The less, the more healthier
5．Pets are human’s friends． ________ families are paying attention to (注意) pet medical care．
A．Fewer and fewer B．Less and less C．Smaller and smaller D．More and more
6．There will be ________ personal cars in the future and the roads will be more crowded．
A．much less B．much more C．more fewer
7．There will be _________ pollution in our city if we grow _________ trees and flowers．
A．less; fewer B．fewer; more C．less; more
8．The number of rare birds is becoming smaller and smaller because there is ________ space for wildlife．
A．fewer and fewer B．less and less C．more and more D．larger and larger
9．If we followed the plan, we could do the work better with ________ money and ________ people．
A．little; fewer B．less; fewer C．less; few
10．Lots of people come to fish here, so the birds have _________ food to eat．
A．more and more B．less and less
C．fewer and fewer D．healthier and healthier
11．Thanks to the 144-hour visa-free policy (免签政策), ________ foreigners (外国人) are visiting China．
A．fewer and fewer B．less and less C．more and more
12．There will be ________ traffic on the road if ________ people drive．
A．more; fewer B．less; more C．less; fewer D．more; less
13．—Why do you like living in the countryside?
—Because there’s ________ noise and fewer cars there．
A．little B．less C．few D．fewer
14．— The number of wild animals is becoming ________．
— We should do something to protect them now．
A．fewer and fewer B．less and less C．smaller and smaller
15．Most students hopes to have ________ homework and ________ free time on weekends．
A．more; fewer B．less; more C．fewer; more D．more; much
16．________ you are, ________ marks you can get in the exam．
A．The more careful, the more B．The more careful; the fewer
C．The less careless; the less D．The harder; the best
17．________ exercise you take, ________ you’ll be．
A．The fewer; the fatter B．The less; the fatter C．The less; the more fatter
18．________ you are, ________ trouble you will have．
A．The more carefully; the fewer B．The more careful; the less
C．The more carefully; the less D．the more careful; the fewer
19．_________ there are sharing riding bikes in cities, _________ pollution there will be．
A．The more; the fewer B．The more; the less C．The less; the more
20．Qingdu Mountain is very popular and ________ tourists visit it year by year．
A．more and more B．fewer and fewer C．less and less D．more or less
21．—Which student made ________ mistakes in your class?
—Li Ming did．
A．few B．little C．the least D．the fewest
22．Ann is a top student, and she always does ________ exercises and makes ________ mistakes of all the students．
A．the most; the most B．the least; the more
C．the most; the fewest D．the least; the fewer
23．Yesterday we three went shopping． I had ________ money so I bought ________ things．
A．the least; the fewest B．the fewest; the least C．less; fewer D．fewer; less
24．—Who studies _________ subjects of the three students?
—Kitty ________．
A．less; is B．more; did C．the least; does D．the fewest; does
25．— Can you do the work better with ________ people and ________ money?
— I’m afraid I can’t．
A．more; fewer B．the fewest; the least C．the least; the fewest
26．I am worried about my son’s diet． He eats ________ vegetables in my family．
A．less B．the least C．fewer D．the fewest
27．In my family, my brother eats ________ meat, but ________ vegetables．
A．the most; the most B．the least; the most
C．the least; the fewest D．the most; the least
28．—Which month has _______ days in a year? —February, of course．
A．fewer B．more C．the fewest D．the most
29．Spanish (西班牙语) has the second ________ number of speakers in the world, but it has ________ speakers than Chinese．
A．larger; fewest B．larger; fewer C．largest; fewest D．largest; fewer
30．— Do your parents give you ________ money?
— No． In fact, I have ________ pocket money among my friends．
A．many; the fewest B．much; the most
C．many; the least D．much; the least
31．People think Xu Xiake is as ________ as Zhang Qian and Xuanzang．
A．great B．greater C．greatest D．the greatest
32．— Is Larry as ________ as Oliver?
— No, he isn’t． Larry is shorter．
A．taller B．tall
C．tallest D．the tallest
33．—Mum, could you buy me a T-shirt like this?
—Of course． We can buy ________ one than this, but ________ it．
A．a cheap; as good as B．a cheaper; as good as C．a cheaper; as better as
34．—The price of petrol (汽油) is not ________ that of last year．
—Exactly! And some people plan to buy new energy cars instead．
A．as expensive as B．as cheap as C．as high as D．as low as
35．—I don’t think history is more useful than P．E．
—I disagree． In my opinion, history is ________ P．E．
A．as useful as B．not so useful as C．less useful than D．the most useful of
36．This bird ________ an egg just now． It is as ________ as an eggplant．
A．laid; big B．lay; bigger C．lie; biggest D．lain; big
37．Drinking water is as _______ as eating healthy food for keeping fit．
A．important B．importantly C．less important D．more important
38．—Are you as ________ as your brother?
—No, he works ________ than me．
A．careful; more careful B．more careful; careful
C．carefully; more carefully D．careful; more carefully
39．—The floor is ______ clean ______ it was yesterday．
—Sorry, I forgot to clean it．
A．as; as B．more; than C．not so; as
40．Homemade cookies are usually not as ______ as store-bought ones．
A．sweet B．sweeter C．sweetest D．the sweetest
41．The weather in Tianjin is not ________ hot ________ that in Jinan．
A．as; than B．so; as C．than; as D．as; so
42．—Do you have a big canteen in your school?
—No． At least, not ________ yours．
A．as big as B．big than C．as bigger than D．bigger as
43．Nowadays science fiction isn’t as ________ as cartoons among teenagers．
A．popular B．more popular C．less popular D．the most popular
44．The new movie was ________ exciting ________ the last one we watched together．
A．not as; so B．not as; as C．not such; as D．as; not as
45．—Don’t just believe the advertisements on Tictok, the things are _________ it says．
—OK, I see!
A．as good as B．not as well as C．not as good as D．as well as
46．—Tony isn’t as ________ as Peter． He always leaves his homework at home．
—But Tony works ________ than Peter．
A．more careful; harder B．carefully; harder
C．more careful; hard D．careful; harder
47．—I think Unit Two is ________ Unit One．
—I can’t agree more． It’s much more difficult．
A．not so easy as B．easier than C．as difficult as D．less difficult than
48．You think this book is the best? But I think it is ________ that one．
A．as interesting as B．less interesting
C．not as interesting as D．more interesting than
49．The new science book is not as ________ as the old one．
A．interesting B．interest C．interested D．more interesting
50．The dog is ________ the cat． I like both of them．
A．not so lovely as B．so lovely as C．as lovely as
二、完成句子（每小题2分，共20分）
51．English is important． Chinese is important, too． (将两句合并成一个句子)
English is _______ important _______ Chinese．
52．The Pacific Ocean is the biggest ocean in the world． (同义句转换)
No ocean in the world is _______ big _______ the Pacific Ocean．
53．Thousands of stars are the same size as the earth in outer space． (改为同义句)
Thousands of stars are _______ _______ _______ the earth in outer space．
54．Frank和Bob一样高，但Frank更擅长打篮球。
Frank is _______ _______ _______ Bob, but Frank is _______ _______ playing basketball．
55．当我是个孩子的时候，那时的树没有现在那么多。
When I was a child, there were not _______ _______ _______ _______ today．
…………
参考答案
1． A
【详解】句意：为了过上绿色生活，我们应该尽量节约更多能源，产生更少污染。
考查形容词比较级和辨析。more更多的，比较级；most最高级；less更少的，比较级，修饰不可数名词；fewer更少的，比较级，修饰可数名词；least最高级。根据“To live a green life, we should try to save．．．energy and produce．．．pollution．”可知，此处暗含绿色生活与过去生活的对比，应用比较级，排除选项D；绿色生活要求节约更多能源，产生更少污染，修饰不可数名词“pollution”应用less。故选A。
2． A
…………
不错
很有用
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