高一英語Unit3theweirdworldofplantsgrammar教案牛津上海版S1B

1、Chapter3.The weird world of plants-grammar一、章節(jié)分析（一）綜述本章節(jié)主要語法-形容詞和副詞的比較結(jié)構(gòu)在牛津英語中出現(xiàn)兩次: 本課和高二（上）第二課。本課主要介紹副詞的比較結(jié)構(gòu)；高二（上）第二課主要介紹一些不規(guī)則的形容詞和副詞的比較級和最高級形式， 復(fù)習asas 結(jié)構(gòu)，并且補充了一些修飾比較結(jié)構(gòu)的副詞，如，a bit, much, a little, a lot, rather, far。故本課不僅要介紹課本上副詞的比較機構(gòu)，還應(yīng)適量擴展形容詞和副詞的用法。（二）目標學習形容詞和副詞的比較結(jié)構(gòu)。（三）教學方法 口語情景教學法( 教師創(chuàng)設(shè)情景，學生主要通

2、過口語訓練達到對語言知識的掌握)（四）重點和難點1 簡單總結(jié)一些形容詞和副詞的比較級和最高級不規(guī)則變化形式。2 細講比較結(jié)構(gòu)和句型。3 把比較級和最高級結(jié)構(gòu)運用于實際生活中。4二、教學設(shè)計（Teaching Designs）教學內(nèi)容教學實施建議教學資源參考Lead in l 讓學生找出課文中含有比較結(jié)構(gòu)的句子，分析比較它們的不同點，引出正題：比較級。l 介紹比較級結(jié)構(gòu)的特點。（見鏈接1）華師大一課一練Practicel 教師列出學生熟悉的兩樣或三樣以上活動或事物，如：watching TV/going to the movies; a plane/a train，a kangaroo and

3、a tortoise等，用比較結(jié)構(gòu)比較兩樣事物或活動。l 從報紙或雜志上收集一些同類品牌汽車廣告、旅游景點等信息，讓學生用比較結(jié)構(gòu)分析說明自己的選擇，并編一個對話，向朋友推薦該汽車或旅游景點。l 用比較結(jié)構(gòu)翻譯句子。Exercises and homework寫作：給學生兩個選擇，如出國留學和在國內(nèi)大學求學，從幾個方面，例如，學費、人文環(huán)境、自理能力等比較說明自己的選擇。鏈接1 說明：與形容詞比較結(jié)構(gòu)有關(guān)的語言點知識。Language structure： 1) 只能做表語的形容詞有: afraid, alike, alive, alone, asleep, awake, ashamed2)

4、以ly 結(jié)尾的形容詞有:a. elderly; friendly; deadly; lovely; lonely; likely; lively; ugly; brotherly; sisterlyb. daily; weekly; monthly; yearly; early3) 沒有比較級和最高級的絕對形容詞有: correct, wrong, right, ready, full, empty, perfect, true, round, excellent, dead, atomic, industrial, British()4) tooto結(jié)構(gòu)中沒有否定意義的形容詞有 anxiou

5、s, delighted, eager, easy, glad, kind, pleased, ready, surprised, willing; 在too前往往有 “only, all. Never, just 修飾. e.g. One is never too old/late to learn.5) 形容詞的排列順序OSACOM(opinion, shape, age, color, origin, material)6) 特殊的形容詞比較級:badly more/most badly (迫切地)fond/real/glad/worried/tired more/most fond/r

6、eal/glad/worried/tired7) Would you be +adj.+ enough to do?Would you be so+adj.+ as (not) to do?(nearly/almost/just/quite/exactly/nothing like/every bit) as + adj./adv. + as not so/as + adj./adv. + asas + adj. + a + noun + asas + many/much + noun + astoo + adj. + a + noun + to8) 倍數(shù)+ as + adj. + as =

7、倍數(shù)+ the + noun + ofa. A is three times the size/length/height/width/age/depth of Bb. A is three times as big/long/high/wide/old/deep as Bc. A is three times bigger than B.9) This handbag is as good as, or better than the one I lost yesterday.This handbag is as good as, if not better than the one I l

8、ost yesterday.This handbag is one of the best handbags, if not the best one, that I have ever had.10) the more , the more.11) a bit/a little/rather/much/still/even/far/by far/any/many/a lot +比較級 + than= 比較級+ than + any other + noun/ than any of the other /than anybody else/anything else/than any + n

9、oun12) 形容詞后有名詞, 該形容詞前有可能有定冠詞. 例如, Which is larger, Canada or Australia?/ Which is the larger country, Canada or Australia?13) 形容詞的比較級后面有一個Of 的短語時, 這個比較級前要加定冠詞. 例如, She is taller than her two sisters. She is the taller of the two sisters.14) most+adj. 時most 解釋為quite, very 例如 Its most beautiful. (它非常漂

10、亮.)鏈接2說明：一些關(guān)于形容詞比較結(jié)構(gòu)的練習。I. Choose the suitable word to complete the sentences.deep / deeply1. Mary was _ moved by the novel and she went on reading _into the night.high / highly2. The teacher spoke _ of the smart boy.3. As a senior executive, shes _ paid.4. Throw the ball as _ as you can.wide / wide

11、ly5. The rumour was _ spread throughout the country.6. Open your mouth _, please.fair / fairly7. Dont cheat. Play _.8. Their parents treat them both _.9. This maths test is _ easy.close / closely10. He examined the machine _.11. My home is _ to the shopping mall.12. They are _friends to each other a

12、nd they share all the secrets with each other.direct / directly13. Please speak _ to her.14. She walked _ to me.most / mostly15. On Christmas Eve, we had several guests, who were _ friends of our daughter.16. What surprised me _ was that my friend used his new computer mostly for playing video games

13、.II. Choose the best answers.17. _ you climb, _ youll see.A) The higher the fartherB) The taller the furtherC) The lower the fartherD) The higher the far18. The church is such a _ place that youd better not go there _.A) alone lonelyB) lonely aloneC) lonely lonelyD) alone alone19. Is the ice _?A) en

14、ough hard to skate onB) hard enough to skate onC) enough hard to skateD) hard enough to skate with20. The news is _ good. But I think it _ good to believe.A) rather; tooB) very; soC) fairly; tooD) so; to21. The boy is so near-sighted that he could not see clearly anything _.A) farB) nearC) nearbyD)

15、distant22. It is _that pollution will be got rid of in the end.A) clearlyB) obviousC) naturalD) reasonable23. This factory has produced _ this year than it did last year.A) three times more carsB) twice as many carsC) more cars twiceD) many cars twice24. The prices of the goods are _ because they ar

16、e produced _a low cost.A) cheap; forB) low; atC) cheap; atD) low; for25. You cant eat the meat any more. It _.A) went badlyB) went wrongC) has gone wrongD) has gone bad26. The trousers bought yesterday _ large for me.A) is much tooB) is too muchC) are much tooD) are too much27. Mountains are often w

17、ild places where one might _.A) easily be lostB) be easily lostC) easy be lostD) be easy lost28. The students are asked to sit _ in class.A) straightlyB) upC) straightD) upstairs29. Does your mother speak English _ your father?A) as good asB) so well asC) as well asD) weller than30. We should learn

18、from our group leader, who talks _, but does _.A) less moreB) few moreC) more lessD) little many31. My _ brother is two years _ than I.A) older olderB) elder elderC) older elderD) elder older32. When he heard that English was most _ used in the world, he opened his eyes very _.A) widely widelyB) wide wideC) widely wideD) wide widely33. _ the temperature is, _ the water freezes.A) The colder the fasterB) The lower the fasterC) The lower the slowerD) The hotter the slower34. I always consider this _ of the two books.A) the bestB) bestC) the betterD) better答