英语人教版八年级上册8A期末形容词、副词的比较级最高级的复习.docx

人教版初中英语八年级上册【比较级和最高级的复习】教案(2017.6.6 胡建芬)一、学习目标 1.归纳复习形容词和副词的比较级、最高级的构成规则。2.能够区分形容词原级、比较级和最高级所表达的不同意思。3.掌握形容词比较级和最高级的基本句型比较级+than ,the+最高级+in(of),并能熟练运用该句型进行比较，解决简单的实际问题。4.在句中能够根据语境正确选择和使用形容词原级、比较级和最高级。二、教学过程big-biggertall-tallerstrong-strongerfast-faster（一） Lead-in : Show a small movie to Ss, there is a cat and a mouse talking. Let Ss watch carefully, and then answer the questions. Ask: The cat said: “?”. Ss answer: 1) Im bigger than you. 2) Im taller than you. 3) Im stronger than you. 4) I run faster than you . （二） Presentation1 : 1) Show Picture1, there is a big cat and a small mouse. and give a sentence: The cat is bigger than the mouse. then, let Ss say out another similar sentence one by one. eg. The cat is taller than the mouse. The mouse is smaller than the cat. . 2) Show Picture2 to Ss. and let Ss try to give out the sentence: The dog is bigger than the cat . and some more similar sentences eg. The cat is shorter than the dog. The dog is heavier than the cat. 3) Point 1 将二者进行比较时，用比较级。标志词：than 将三者或三者以上进行比较时，用最高级。 最高级句中常有一个表范围的介词of或in的短语。区别在于： of 后接表示一群人或事物的代词或名词； in 后接一个单位或场所的名词。 eg: 1) Jim is the tallest _ all the students.Tina Bob Cindy 2) Jim is the tallest _ our class.Show another picture to Ss, to review more.Tina is _ of the three. The mouse is _. Cindy is_ 5) Exercise. Let Ss finish the task by themselves，then check the answers. 学生自主完成导学案A部分习题, Whats the rules ? 6) Point 2 / Groupwork : 比较级、最高级的变化规则Let Ss finish this task and try to tell out the rules they learnt before. A. 将下列单词按照比较级最高级变化规则分类，并写出其比较级形式。 funny, serious, smart, calm, fine, wild, hot, fat, nice,outgoing, athletic, close, dirty, easy, thin, tall, closetaller later heavierbiggermore interesting(Let Ss have a discussion and try to finish the task paper. )* To remind themselves of the rules. *1. 一般情况下加-er或-est 2. 以字母e结尾的形容词副词，加-r或-st 3. 以 “辅音字母y”结尾的双音节词，先改“y”为“i”，再加-er或est. 4. 重读闭音节单词词尾只有一个辅音字母时，应先双写辅音字母，再加-er或-est5. 部分双音节词或多音节词前面加more,most.原级比较级最高级good/wellbad/badlymany/muchlittlefarold B. 不规则形容词副词的比较级、最高级。（三）Practice: Talk show time 1. 仿照下文，用比较级最高级描述关于你身边的物品。Here is a red apple.Its bigger than any other apple.I think its the biggest apple of all the world.I want to eat it. Give Ss 5 minutes to discuss and prepare, and give 7 minutes to let Ss try to show in front of the class.（四）拓展延伸/Fun Time: Enjoy a happy song, and let Ss try to sing it together. The more we get togetherThe more we get together, toghther, together. The more we get together. The happier well be. For your friends are my friends. And my friends are your friends. . 1. the 比较级， the 比较级 越， 越 The more you eat, the fatter you get. The harder you study, _ _ you know. 你学习越努力，你知道的就越多。2. 比较级 + and + 比较级 越来越” eg. warmer and warmer 越来越暖 cooler and cooler 越来越凉爽 It is getting _ _ _. 天气越来越热了。 3. 用more来表示比较级的单词的特殊情况 more and more +原级 eg. more and more beautiful more and more popular4. Lead Ss to do some exercises about this le