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1、1初二英语语法形容词比较级专项练习形容词，副词的比较级、最高级一、规则变化1.一般在词尾直接加 er 或 est，例如，tall-taller-tallest，long-longer-longest2.以不发音的字母 e 结尾的单词在词尾直接加 r 或 st，例如，nice-nicer-nicest3.以辅音字母+y 结尾的词，把 y 变为 i，再加 er 或 est，例如，heavy-heavier-heaviest4.重读闭音节，末尾只有一个辅音字母，双写这个辅音字母，再加 er 或est，例如，big-bigger-biggest5.部分双音节词和多音节词分别在原级前加 more 构成比
2、较级和 most 构成最高级，例如，slowly-more slowly-most slowly；beautiful-more beautiful-most beautiful 形容词，副词等级的用法一 原级的用法 1.只能修饰原级的词，very，quite，so，too例如，He is too tired to walk on.他太累了以至于不能再继续走了。My brother runs so fast that I cant follow him.我弟弟跑得那么快以至于我跟不上他。2.原级常用的句型结构(1)“甲+be+(倍数)+as+形容词原级+as+乙”表示“甲和乙程度相同”或“甲是乙
3、的几倍”例如，Tom is as old as Kate.汤姆和凯特年龄一样大。Tom is twice as old as Kate.汤姆的年龄是凯特的二倍。“甲+实意动词+(倍数)+as+副词原级+as+乙”表示“甲和乙程度相同”或“甲是乙的几倍”例如，Tom runs as fast as Mike.汤姆和迈克跑得一样快。Tom runs twice as fast as Mike.汤姆跑得速度是迈克的二倍。(2)“甲+be+not+as/so+形容词原级+as+乙”甲不如乙2例如，This room is not as/so big as that one. 这个房间不如那个大。“甲+
4、助动词+not+动词原形+as/so+副词原级+as+乙”甲不如乙例如，He doesnt walk as slowly as you.他走路不像你那样慢。二、比较级的用法1.可以修饰比较级的词，much，a lot，far，的多 a little，a bit，一点 even 甚至，still 仍然例如，Lesson One is much easier than Lesson Two.第一课比第二课容易得多。Tom looks even younger than before.汤姆甚至比以前更年轻。2.比较级常用的句型结构(1)“甲+be+(倍数)+形容词比较级+than+乙”表示“甲比乙”
5、或“甲比乙几倍”例如，Tom is taller than Kate.汤姆比凯特高。This room is three times bigger than that one.这个房间比那个大三倍。“甲+实意动词+(倍数)+副词比较级+than+乙”表示“甲比乙”或“甲比乙几倍”例如:I got up earlier than my mother this morning.我今天早晨起床比我妈妈还早。He runs three times faster than his brother.他跑的速度比他弟弟快三倍。(2)“甲+be+形容词比较级+than+any other+单数名词(+介词短语
6、)”表示“甲比同一范围的任何一个人/物都”，含义是“甲最”。例如，The Yangtze River is longer than any other river in China.=The Yangtze River is longer than any of the other rivers in China.长江比中国的任何一条其他的河都长。=The Yangtze River is longer than the other rivers in China.长江比中国的其他所有的河都长。=The Yangtze River is the longest river in China.长
7、江是中国最长的河流。注意：The Yangtze River is longer than any river in Japan.长江比日本的任何一条河都长。“甲+实意动词+副词比较级+than+any other+单数名词(+介词短语)”表示“甲比同一范围的任何一个人/物都”，含义是“甲最”。3例如，Mike gets to school earlier than any other student in his class.= Mike gets to school earlier than any of the other students in his class.迈克比他们班上任何一
8、个其他的同学到校都早。= Mike gets to school earlier than the other students in his class.迈克比他们班上其他的同学到校都早。= Mike gets to school earliest in his class.迈克在他们班到校最早。注意：Mike gets to school earlier than any student in Toms class.迈克比汤姆班上任何一个学生到校都早。(迈克和汤姆不是同一个班)(3)“甲+be+the+形容词比较级+of the two+”表示“甲是两者中较的”。例如，Look at th
9、e two boys. My brother is the taller of the two.看那两个男孩，我弟弟是两个当中较高的那个。(4)“比较级+and+比较级”表示“越来越”。例如，He is getting taller and taller.他变得越来越高了。The flowers are more and more beautiful.花儿越来越漂亮。(5)“the+比较级，the+比较级”表示“越，越”。例如，The more careful you are，the fewer mistakes youll make.你越认真，犯的错误越少。(6)“特殊疑问词+be+形容词比
10、较级，甲 or 乙？”例如，Which is bigger，the earth or the moon？哪一个大，地球还是月球？3.最高级常用句型结构(1)“主语+be+the+形容词最高级+单数名词+in/of 短语”表示“是中最的”。例如，Tom is the tallest in his class./of all the students.汤姆是他们班上/所有学生当中最高的。“主语+实意动词+(the)+副词最高级+单数名词+in/of 短语”表示“是中最的”。例如，I jump (the) farthest in my class.我是我们班跳得最远的。(2)“主语+be+one o
11、f the+形容词最高级+复数名词+in/of 短语”表示“是中最之一”。例如，Beijing is one of the largest cities in China.北京是中国最大城市之一。4(3)“特殊疑问词+be+the+最高级+甲，乙，or 丙？”用于三者以上的比较。例如，Which country is the largest，China，Brazil or Canada？哪一个国家最大，中国，巴西还是加拿大？一、写出下列形容词与副词的比较级与最高级形式：long _ _wide _ _ thin _ _heavy _ _ slow _ _few_ _short _ _ badl
12、y _ _far _ _quickly _ _happy _ _careful _ _二、用所给词的正确形式填空：1. She will be much _ (happy) in her new class.2. The short one is _ (useful) of the five.3. His sister is two years _ (young) than him.4. This ruler is twice as _ (long) as that.5. The _ (cheap) bags are usually the best ones.6. Gold(黄金) is m
13、uch _ (expensive)than iron(铁).7. The boy is not so _ (interesting) as his brother.8. Jack sings _ (well), he sings _(well) than Tom, but Mary sings_(well) in her class.9. Of the three girls, I find Lucy is _ (clever).10. Johns parents have four daughters, and she is _ (young) child.三、选择填空：1.It is _
14、today than yesterday.A. hot B. more hot C. hotter D. much hot52. This line is _ than that one.A. not longer B. more longerC. much more longer D. many more longer3. Of the five toys, the child chose_.A. the expensive one B. one most expensiveC. a least expensive D. the most expensive one4. Which do y
15、ou like _, coffee, tea or milk?A. the best B. better C. the better D. best5. They bet to see who could run _ in the sports meeting.A. the fastest B. the faster C. fastest D. faster6. This book is _ of all.A. thinner B. the thinner C. more thinner D. the thinnest7. She looks _ than she really is.A. the more younger B. much younger C. very younger D. more younger8. Our country is becoming _.A. more beautiful and more
