初中英语比较级最高级语法.doc

Teaching Plan Topic: Chapter 2 ComputersPeriod: LanguageTeacher:崔雨禾Time: 2013-9-19CHAPTER 2 ComputersTeaching goals: 1能正确听、说、读、写形容词tall, light, young, old, heavy，掌握它们的用法。 2掌握形容词比较级和最高级的变化规则。3. 了解形容词比较级的用法。Teaching important points：1. 掌握比较级和最高级的变化规则。2. 能够正确运用形容词的比较级。Teaching difficult points:1. 一些形容词good、well bad old far many 等比较级与最高级的不规则变化。2. 形容词最高级与比较级之间的转换。Teaching aids: Blackboard and multi-mediaTeaching procedures & ways:Step1 Leading in (5minutes)1. 复习形容词原级的用法。（1）修饰词：very、so、too、quite（2）用法：a. as +形容词原级+ as (肯) 和.一样 not soas (否) b. the same as c. 倍数 +as+ 形容词原级 + as d. less than 不如2. Teachers: Showing them pictures of Liu Xiang and Yao Ming. I am tall. I am tall than you.Students: Finishing the blank in PPT.We have known comparative adjectives. Then we will learn the some further information about comparative adjectives.Step 2 形容词比较级规则变化 (10minutes)a. Showing them some pictures and introduce them summarize the rules. (5minutes)1. The green ball is _ than the red ball.2. Plate A is_ than plate B.3. The orange bag is_ than the black one.4. The girl is_ than that girl. b. Summarize the rules. (5minutes)1. 单音节和少数双音节单词，一般在词尾加“er”或“est”。 clean, tall, small, cheap , short, long, light, high2. 以不发音字母“e”结尾的单词，直接在词尾加 “r”或“st”。 nice, late, close, fine, large, free, rude 3. 以重读闭音节结尾的单词，如果词尾只有一个辅音字母时，应先双写这一辅音字母，再加“er”或“est”。 fat, big, red, thin, hot, fat, sad, wet4. 以辅音字母+y结尾的单词，应先改“y”为“i”, 再加“er或“est”。 happy , easy, heavy, healthy, busy, lucky, pretty, sunny,funny5. 其他双音节单词和多音节单词，都在其前面加“more”或“most”。 beautiful, interesting, senior, tiredStep 3不规则变化的形容词(5minutes)good/wellbetterbestbad/ill/badlyworseworstfarfarther/further(距离)/（程度）farthest/furthestmany/muchmoremostlittlelessleastoldOlder/elderOldest/eldestStep4 比较级用法: (7minutes)1. 比较级的修饰语有 : much, far, even, a little, a lot, a bit, rather, still, a great deal (大量) , a lot , any+ adj./adv. 比较级2. 倍数+ 比较级+than eg. This room is twice larger than that one.3.比较级+and+比较级, 表示“越来越” eg. warmer and warmer, more and more beautiful4. the+比较级 the+ 比较级 越越 eg. The more you read the book, the more interesting you found.5. 当比较级后没有than, 而为of the two的结构,比较级前加the. eg. The taller of the two girls is Mary. Step 5 最高级用法: (8minutes)1. 形容词最高级用于in+ 范围、场所, of +复数意义的词 2. 副词最高级不需加the eg. Jim goes to bed latest in my family.)3. 比较级和最高级互换(注意比较的范围)eg. Shanghai is the largest city in China. Shanghai is larger than any other city in China. Shanghai is larger than the other cities in China.Shanghai is larger than any city in Africa.Step 6 Exercise (4 minutes)1. The air in Beijing is getting much _ now than a few years ago.A. clean B. cleaner C. cleanest D. the cleanest 2. Amy makes fewer mistakes than Frank. She does her homework _.A. more carefully B. more carelesslyC. more careful D. more careless3.-Who gets up _, your father or your mother?-My mother. A .early B. earlier C. earliest 4. -Which do you like _?-I prefer this one.A. well B. best C. good D. better 5. The busier he is, the _ he feels. A. happily B. happy C. happier D. more happy 6. The population in the world is larger and larger. I dont think food will be _.A. less expensive B. much expensiveC. more expensive D. a little bit expensive 7. Sorry, I took your MP3 by mistake. Ill be _ careful next time.A. most B. more C. much8Ivan would like to have _ car. He hates repairing his car so often.A. good B. better C. a better D. best9. -How are you today, Francis?-Much _, but my doctor says Ill still have to rest for another few days.A. well B. good C. better D. best 10. Allen spent _ time and made _ sentences than Tony. A. fewer; more B. less; moreC. muc