TheFifthPeriod第五节

The Fifth Period 第五节The Comparative and Superlative Degrees形容词、副词的比较级和最高级 Teaching aims:1. Language knowledge aims:1）To master the rules of changing adj. and adv. into comparative and superlative forms 2). To master the use of comparative and superlative degrees of adj. and adv2. Language skill aims:1). Be able to change the adj. and adv. into comparative and superlative forms.2) Be able to compare objects in English.3) Be able to finish the exercises correctly.3. Emotions and strategies:1). To teach students to live in a healthy lifestyle. 2). To learn how to give advices to others.Key points and difficulties: 1. Usage of comparison and supervision of adj. and adv.2. Usage of expressions in discussing different lifestyles.3. How to use adj. and adv. to compare objects.Teaching procedures:一、Safety Education1. Greeting and counting the number:2011建筑2班 到齐 57人2. Safety tipsBe careful when you cross the road or street. Pay more attention to the traffic, dont get hurt.二、 Review1. Everyday EnglishDont put off until tomorrow what can be done today. 今日事今日毕2.Dictation of the words they have learned in this unit:1). computer game, boring, popular2). be good for, be late for, give up the habit三、 Warming up: 1). Play some pictures on the screen, and students discuss freely:a). What are the differences among these characters?b). What other differences can you see?2). Lead them to use the comparison and supervision of Chinese四New Lessons(一). 形容词、副词比较级和最高级的构成1.单音节和少数双音节的词在词末加er, est构成。例如：small-smaller-smallest2. 以e结尾的在词末加r, st 构成。例如：large-larger-largest3. 以辅音字母加y结尾的，变y为i, 再加er, est例如：early-earlier-earliest4.重读闭音节结尾的词，须双写末尾辅音字母，再加er, est.例如：big-bigger-biggest这样的词还有：fat, thin, hot, sad, red, wet等。5. 多音节和部分双音节词在原级的前面加more和 most 构成。例如：useful-more useful-most usefulimportant-more important-most important这样的双音节词还有：careful, careless, useless, quickly, slowly, clearly, loudly, common, tired, tiring等。6.不规则变化的词有下列这些：good/well-better-bestbad/badly/ill-worse-worstMany/much-more-mostlittle-less-leastfar-farther/further-farthest/furthestold-older/elder-oldest/eldest(二)、比较级的用法1.两个事物进行比较，用“比较级+than”句型来表达。Li Ming runs faster than Wang lin.Tom gets up earlier than Dick.Mary does more homework than Jenny.English is more difficult than Chinese.2.当双方程度相同时，用 “as+形容词或副词原级+as”句型来表达。English is as important as math.Jim speaks English as well as Tom.3.表示“越来越，”用“比较级+比较级”的句型来表达The weather is getting warmer and warmer.They become lazier and lazier.4. 表示“越，就越，”用句型“the+ 比较级，the+比较级，”来表达The more you learn, the cleverer you will be.5.表示 “两者中较，的一个”可以用“ the +比较级+ of the two+名词的复数” 来表达。The older of the two women is my mother.He is the smarter of the two boys.6.比较级的前面可以用 “much, a lot, a great deal”来修饰， 表示“，得多”这种含义。He is much taller than me.Games are a lot more interesting than classes.(三)、最高级的用法1.三个或者三个以上的人或者事物进行比较要用最高级来表达。句型结构是“the+最高级+比较的范围”。（范围通常用in或者of引导的短语来表示）Henry is the tallest student in the class.Peter gets up the latest of the three boys.I am the fattest in my office.2. 表示 “最，之一”可以用结构 “one of + the +最高级+名词的复数”来表达Shanghai is one of the biggest cities in China.One of the most expensive hotels in Zhongjiang is the Garden Hotel.3. 表达最高级的意思可以用句型 “ 比较级+than any other+名词的单数”This book is more useful than any other book.He studies better than any other boy in this class.五Summaries.1.掌握形容词、副词比较级和最高级的构成规则。2.掌握形容词、副词比较级和最高级的用法。六Homework.1.写出下列形容词或者副词的比较级和最高级red, easy, late, expensive, new, big, fine, good, sad, beautiful, quickly, popular, many, badly2. 用括号里提供的字的正确形式填空。1). This ruler is ( ) ( long) than that one.2). Is Mary as ( )(old) as you? 3).i think English is ( ) (interesting) than math.4).Which is ( ) (difficult), Lesson 1 or Lesson 2?5). Is it ( ) (hot) today than yesterday?6). Usually a boy runs ( )(quickly) than a girl.7). John plays the piano ( ) (well) than his sister8). I got up ( )( early) this morning, but my mother got up ( ) ( early) than me.9). This color TV is ( ) ( expensive) than that one.10). Does Jim have ( ) (many) books than Kate?11). Of all the stars, the sun is ( ) (near) to the earth.12). Beijing is one of( ) (famous) in the world.13). The girl is ( )(good) at mat