人教英語八年級上冊unit3 Section A (GF-3c) 教學(xué)課件a

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1、八年級（上）更多更多請關(guān)注請關(guān)注“初中教師平臺初中教師平臺”公眾號公眾號初中名師聚集地，助力初中教學(xué)初中名師聚集地，助力初中教學(xué)各科最新優(yōu)質(zhì)資料陸續(xù)推送中各科最新優(yōu)質(zhì)資料陸續(xù)推送中快快告訴你身邊的小伙伴們吧快快告訴你身邊的小伙伴們吧Section A (GF-3c)Unit 3Im more outgoing than my sister. 八年級英語上（八年級英語上（RJRJ） 教學(xué)課件教學(xué)課件學(xué)習(xí)目標(biāo)學(xué)習(xí)目標(biāo)Key sentences:1. Is Tara more outgoing than Tina？ No, she isnt. Tina is more outgoing than T

2、ara.2. Does Tara work as hard as Tina? Yes, she does.3. Who is smarter, your mother or your father? I think my mother is smarter than my father. The comparative forms of adjectives and adverbs.1. 形容詞的原級 形容詞的形容詞的原形。2. 形容詞的比較級 表示兩者相比，一個比另一個表示兩者相比，一個比另一個更更，有比，有比 較級的句中有較級的句中有than, ,且僅限于且僅限于兩者比較兩者比較。形容詞的

3、原級和比較級This tree is _ than that tree.She is _ than before.tallerthinnerPast Now比較級一、句子結(jié)構(gòu):1. 形容詞形容詞比較級常用的句型結(jié)構(gòu)比較級常用的句型結(jié)構(gòu) (A和和B比較比較)： A + be動詞動詞+形容詞的比較級形容詞的比較級+than +B eg: Im taller than you. You are thinner than me. This ruler is longer than that one.2.Health is _ inportant than money.A. strong B. stro

4、nger C. the stronger D. the strongestB1.Hes _ than his brother.A. more B. muchC. most D. the A2. 副詞比較級常用的句型結(jié)構(gòu)副詞比較級常用的句型結(jié)構(gòu)： “A + 動詞動詞 + 副詞比較級副詞比較級 + than + B”。eg:I got up earlier than my mother this morning.我今天早晨起床比我媽媽還早。我今天早晨起床比我媽媽還早。Tina sings more loudly than Tara。Tina 比比 Tara 唱得更大聲。唱得更大聲。1.Ann, I

5、 am worried Im getting fatter. What shall I do? I think you should eat food and do more exercise.A.moreB.lessC.muchD.little2.Lee sang _ that other singers in the singing competion and he won the first prize. A.goodB.wellC.betterD.bestBC 1. 單音節(jié)和少數(shù)雙音節(jié)形容詞、副詞比單音節(jié)和少數(shù)雙音節(jié)形容詞、副詞比較級的構(gòu)成。不規(guī)則變化：較級的構(gòu)成。不規(guī)則變化： 1)

6、在詞尾加在詞尾加-er tall taller smartsmarter short shorter high higher fast faster二、形容詞、副詞比較級的二、形容詞、副詞比較級的變化規(guī)則:2) 以不發(fā)音的字母以不發(fā)音的字母e 結(jié)尾的，加結(jié)尾的，加 -r nice nicer large larger fine finer late later3)重讀閉音節(jié)以一個輔音字母結(jié)尾的，先重讀閉音節(jié)以一個輔音字母結(jié)尾的，先雙寫輔音字母，再加雙寫輔音字母，再加-er。 big bigger fat fatter thin thinner red redder hot hotter wet

7、 wetter4)以輔音字母以輔音字母+y結(jié)尾的雙音節(jié)詞，先改結(jié)尾的雙音節(jié)詞，先改y為為i，再加，再加-er。 happyhappier early earlier funnyfunnier easy easier5)多音節(jié)詞和部分雙音節(jié)詞要在前面加多音節(jié)詞和部分雙音節(jié)詞要在前面加more important more important delicious more delicious expensive more expensive outgoing more outgoing tired more tired serious more serious slowly more slowly

8、比較級有規(guī)律比較級有規(guī)律, 詞尾加上詞尾加上-er兩兄弟兩兄弟;要是以要是以e來結(jié)尾來結(jié)尾, 只有小二只有小二(r)跟上去跟上去;重讀閉音節(jié)詞要牢記重讀閉音節(jié)詞要牢記, 雙寫雙寫千萬別忘記千萬別忘記;要是要是“輔音輔音+y”來結(jié)尾來結(jié)尾, 小艾小艾(i)要把要把y來替來替, 再加再加-er兩兄弟兩兄弟; 多音節(jié)詞加上多音節(jié)詞加上m-o-r-e, 你看這樣多容易。你看這樣多容易。請寫出下列各詞的比較級的正確形式。請寫出下列各詞的比較級的正確形式。 3. easy_ 4. funny_ 2.tall_ 1. quiet_ quitertallereasierfunnier5. friendly_

9、friendlier6.beautiful_ more beautiful7.outgoing_ more outgoing8.different_ more different good better well better bad worse badly worse many / much more little less far farther / further 三、形容詞、副詞比較級的三、形容詞、副詞比較級的不規(guī)則變化:注：需一一記住典型的不規(guī)則詞注：需一一記住典型的不規(guī)則詞1.If you want to be thinner and healthier, youd better

10、eat _food and take _ exercise.A.more, fewer B. more, less C. fewer, more D. less, more2.Which do you like _, tea or coffee? A.good B. better C. best D. the betterDBThe pink bag is as _ as the purple one.big同級比較Lingling runs as _ as Li Lei.fast肯定句肯定句： Tara is as friendly as Tina. Tara和和Tina一樣友好。一樣友好。

11、 Tara works as hard as Tina. Tara工作和工作和Tina一樣努力。一樣努力。一、句型:as as 和和一樣一樣表示修飾的兩種東西的表示修飾的兩種東西的程度是一樣的程度是一樣的。 否定句否定句： Lily is not so/as tall as Mary. 莉莉不如瑪麗高。莉莉不如瑪麗高。(莉莉比瑪麗矮。莉莉比瑪麗矮。) Tara doesnt work so/as hard as Tina. Tara 工作不如工作不如Tina努力。努力。 (Tina 工作比工作比Tara 更努力。更努力。)not as / so as 不如、比不上不如、比不上 表示前者表示前者

12、不如、比不上不如、比不上后者。后者。二、句子結(jié)構(gòu):1. 形容詞形容詞同級比較同級比較常用的句型結(jié)構(gòu)常用的句型結(jié)構(gòu) (A和和B比較比較)： A + be動詞動詞+ as +形容詞的原級形容詞的原級 + as +B eg: She is as quiet as you. You are as thin as your sister. This ruler is as long as that one.(以以asas為例為例)2. 副詞副詞同級比較同級比較常用的句型結(jié)構(gòu)常用的句型結(jié)構(gòu) (A和和B比較比較)： A + 動詞動詞+ as +副副詞的原級詞的原級 + as +B eg: Peter run

13、s as slowly as Tony. Tara works as hard as Tina. 一些帶有一些帶有 as . as 結(jié)構(gòu)的常見短語歸納：結(jié)構(gòu)的常見短語歸納： as busy as a bee 像蜜蜂一樣忙碌像蜜蜂一樣忙碌 as easy as ABC 像像ABC一樣容易一樣容易 as deep as a well 像井一樣深像井一樣深 as light as a feather 像羽毛一樣輕像羽毛一樣輕 as soft as butter 像黃油一樣軟像黃油一樣軟 as rich as a Jew 像猶太人一樣富裕像猶太人一樣富裕20 kgheavier15 kgheavyma

14、nymoreUse the words to write questions and answers.3a1. Julie /tall / you Q: _ A: No, she isnt. Shes _ than me.2. Jack/ run/ fast / Sam Q: _ A: No, he doesnt. He runs _ than Sam.Is Julie as tall as you?tallerDoes Jack run as fast as Sam? faster 3. Your cousin / outgoing / you Q: _ A: No, she isnt. S

15、hes _ than me.4. Paul / funny / Carol Q: _ A: No, he doesnt. Hes _ than Carol.Is your cousin as outgoing as you? more outgoing Is Paul as funny as Carol? funnier 3cCompare your parents. Check () who is smarter, funnier, etc. in the chart. Then ask your partner about his/her parents.A: Who is smarter

16、, your mother or your father?B: I think my mother is smarter than my father.Describe one of your classmates, and then let other students guess who he / she is.She is taller than me. She has longer hair than me. She wears glasses / a blue jacket Who is she? Good, better, bestGood, better, best, Never let it rest, Till good is better, And better is best.RhymeSummary1. 形容詞、副詞的比較級形容詞、副詞的比較級 變化規(guī)則、不規(guī)則變化變化規(guī)則、不規(guī)則變化2. 同級比較同級比較 as as not as/so as Write down the same and different between you and a friend.