人教版八年級英語上冊教學(xué)課件Unit 3 Section A (GF-3c) 教學(xué)課件

1、八年級（上）Goforit!英語教學(xué)課件Section A (GF-3c)Unit 3Im more outgoing than my sister. 八年級英語上（RJ） 教學(xué)課件學(xué)習(xí)目標(biāo)Key sentences:1. Is Tara more outgoing than Tina？ No，she isnt. Tina is more outgoing than Tara.2. Does Tara work as hard as Tina？Yes,she does.3. Who is smarter，your mother or your father？I think my mother

2、is smarter than my father. The comparative forms of adjectives and adverbs.1. 形容詞的原級 形容詞的原形。2. 形容詞的比較級 表示兩者相比，一個(gè)比另一個(gè)更，有比 較級的句中有than,且僅限于兩者比較。形容詞的原級和比較級This tree is _ than that tree.She is _ than before.tallerthinnerPast Now比較級一、句子結(jié)構(gòu):1. 形容詞比較級常用的句型結(jié)構(gòu) (A和B比較)： A + be動(dòng)詞+形容詞的比較級+than +Be.g. Im taller th

3、an you. You are thinner than me. This ruler is longer than that one.2.Health is _ inportant than money. strong B. stronger C. the stronger D. the strongestB1.Hes _ than his brother. more B. muchC. most D. the A2. 副詞比較級常用的句型結(jié)構(gòu)： “A + 動(dòng)詞 + 副詞比較級 + than + B”。e.g. I got up earlier than my mother this mor

4、ning.我今天早晨起床比我媽媽還早。Tina sings more loudly than Tara。Tina 比 Tara 唱得更大聲。1.Ann,I 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.b

5、etterD.bestBC 1. 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： 1) 在詞尾加-er tall taller smartsmarter short shorter high higher fast faster二、形容詞、副詞比較級的變化規(guī)則:2) 以不發(fā)音的字母e 結(jié)尾的，加 -r nice nicer large larger fine finer late later3)重讀閉音節(jié)以一個(gè)輔音字母結(jié)尾的，先雙寫輔音字母，再加-er。 big bigger fat fatter thin thinner red redder hot hotter wet wett

6、er4)以輔音字母+y結(jié)尾的雙音節(jié)詞，先改y為i，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more important more important delicious more delicious expensive more expensive outgoing more outgoing tired more tired serious more serious slowly more slowly比較級有規(guī)律, 詞尾加上-er兩兄弟;要是以e來結(jié)尾, 只有小二(r)跟上去;重

7、讀閉音節(jié)詞要牢記, 雙寫千萬別忘記;要是“輔音+y”來結(jié)尾, 小艾(i)要把y來替, 再加-er兩兄弟; 多音節(jié)詞加上m-o-r-e, 你看這樣多容易。請寫出下列各詞的比較級的正確形式。 3.easy_4. funny_2.tall_1. quiet_quitertallereasierfunnier6.beautiful_7.outgoing_ 8.different_ more beautifulmore outgoingmore different5. friendly_friendlier good better well better bad worse badly worse ma

8、ny / much more little less far farther / further 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1.If you want to be thinner and healthier, youd better eat _food and take _ exercise.more, fewer B. more, less C. fewer, more D. less, more2.Which do you like _, tea or coffee? good B. better C. best D. the betterDBThe

9、pink bag is as _ as the purple one.big同級比較Lingling runs as _ as Li Lei.fast肯定句： Tara is as friendly as Tina. Tara和Tina一樣友好。 Tara works as hard as Tina. Tara工作和Tina一樣努力。一、句型:as as 和一樣表示修飾的兩種東西的程度是一樣的。 否定句： Lily is not so/as tall as Mary. 莉莉不如瑪麗高。(莉莉比瑪麗矮。) Tara doesnt work so/as hard as Tina. Tara 工作不

10、如Tina努力。 (Tina 工作比Tara 更努力。)not as / so as 不如、比不上 表示前者不如、比不上后者。二、句子結(jié)構(gòu):1. 形容詞同級比較常用的句型結(jié)構(gòu) (A和B比較)： A + be動(dòng)詞+ as +形容詞的原級 + as +Be.g. She is as quiet as you. You are as thin as your sister. This ruler is as long as that one.(以asas為例)2. 副詞同級比較常用的句型結(jié)構(gòu) (A和B比較)： A + 動(dòng)詞+ as +副詞的原級 + as +Be.g. Peter runs as s

11、lowly as Tony. Tara works as hard as Tina. 一些帶有 as . as 結(jié)構(gòu)的常見短語歸納： as busy as a bee 像蜜蜂一樣忙碌 as easy as ABC 像ABC一樣容易 as deep as a well 像井一樣深 as light as a feather 像羽毛一樣輕 as soft as butter 像黃油一樣軟 as rich as a Jew 像猶太人一樣富裕20 kgheavier15 kgheavymanymoreUse the words to write questions and answers.3a1. J

12、ulie /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. Shes _ than me.4. Paul / funny / Carol Q: _ A: No, he does

13、nt. 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, 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.GuessingShe is taller than me. She has longer hair than me. She wears glasses / a blue jacket Who is she? Good, better, bestGood, better, bes