形容词比较级和最高级语法讲解与练习.doc

人教版八年级上册英语语法一、形容词的比较级和最高级(1) 1. 在英语中，在表示“比较”和“最”时，形容词要用特别的形式，称为“比较级”和“最高级”，原来的形容词称为“原级”： 原级 比较级 最高级 strong强 stronger较强 strongest最强young年轻 younger较年轻 youngest最年轻old老 older较老 oldest最老clean干净 cleaner较干净 cleanest最干净 2、规则的形容词的比较级和最高级的构成： 1）单音节词和部分双音节词一般情况在词尾加er 或est . 如： small, smaller, smallest 以e结尾的词, 加-r，-st 如： large, larger, largest 以辅音y结尾的词, 变y为i，再加词尾 如： busy, busier, busiest 以重读尊闭音节结尾的词，而且末尾只有一个辅音字母，双写末尾一个辅音字母，再加er或est. 如：big, bigger, biggest 2）部分双音节词和多音节词的比较级和最高级的变化规则，在词前加more, most 原级 比较级 最高级 important more important most important difficult more difficult most difficultinteresting more interesting most interesting useful more useful most useful 3、不规则的形容词变化必须死记（好坏多少远老，共6个单词） good well 好 better bestbad ill 坏 worse worst many much 多 more most little 少 less least far远 farther farthest (表示具体的距离) further furthest （表示抽象的）old老 older oldest （表示年龄的大小） elder eldest （表示辈份的大小）二、形容词比较级和最高级的用法。1、两者之间的比较，常用比较级 结构为 “比较级+than”Eg: His room is bigger than mine. 他的房间比我的房间大。She is younger than my sister. 她比我妹妹年轻。 (注意：在形容词和副词的比较级前，有时可以用much, a little ,even, a lot 等词来修饰) Eg: I am a little heavier than him.2.三者或三者以上的比较，用最高级 Eg: It is the largest island in Europe. 它是欧洲最大的岛。 The Yangtze is the biggest river in our country. 长江是我国最大的河流。 It was the cheapest hotel we could find. 这是我们能找到的最便宜的旅馆。 3. 表示两者在某一方面相同时，用句型 “as +形容词或副词的原级+as”Eg:I think science is as important as math. Tom runs as fast as Jack. 4.表示一方在某一方面不及另一方时，用句型“not as +形容词或副词的原级+as”或“not so +形容词或副词的原级+as” Eg: It isnt so cold as yesterday Jack is not as old as TomExercises:一. 给出下面形容词的比较级和最高级：1. bright_ _ 2. fat _ _3. lazy _ _ 4. safe _ _5. heavy _ _ 6. wide _ _7. high _ _ 8. close _ _9. long _ _ 10. dirty _ _11. sad _ _ 12. brave _ _13. beautiful _ _ 14. early _ _15. interesting _ _ 16. delicious _ _17. difficult _ _ 18.good _ _ 19.bad _ _ 20. ill _ _21.many _ _ 22.much_ _23.little _ _ 24.far _ _25.old _ _ 26.well _ _二. 在空格中填入所给形容词的适当形式： 1. She is two year _ than me. Shes the _ girl in our class. (young)2. Bill is _ than Tom. Hes the _ of the three children. (old)3. John is the _ boy in the class. (clever)4. Cairo is the _ city in Egypt. (big)5. Her bicycle is _ than mine. (good)6. My cold is _ today than it was yesterday. (bad)7. Tokyo is _ from Beijing than from Shanghai. (far)8. This question is _ than the other one. (simple)9. This street is _ than Beijing Road. Its actually the _ street in the whole city. (narrow)10. It is _ in Hong Kong than in Kunming. (hot)三、形容词和副词单项选择题( )1. She is _ than _ . A. busier / us B. busier / we C. more busy / us D. more busy / we ( )2. Jane is _ than Betty. A. less taller B. less tallest C. less tall D. not as tall ( )3. China is _ country in the world. A. the third largest B. the largest third C. the third large D. a third largest ( )4. Which is _ season in Beijing? I think its autumn. A. good B. better C. best D. the best ( )5. Which is_ , the sun, the moon or the earth? Of course, the moon is. A. small B. smaller C. smallest D. the smallest ( )6.The air in Beijing is getting much _ now than a few years ago. A. clean B. cleaner C. cleanest D. the cleanest ( )7. Mobile phones are very popular now and they are _ than before. A. cheap B. cheaper C. cheapest D. the cheapest ( )8.I study English as _ as my brother. A. hard B. harder C. hardest ( )9. Wh