八上unit3形容詞及副詞

1、八年級(jí)unit 3 基礎(chǔ)知識(shí)學(xué)習(xí)目標(biāo)1、掌握本單元的詞匯、同義詞、詞形變換、詞組和句型；2、課文中的句型以及運(yùn)用句型造句.part 1（必考部分）unit3詞匯詞性詞義同義詞詞形變換聯(lián)想或搭配v.依靠；依賴relydependent adj. 依賴independent adj.獨(dú)立depend on = rely onv.操作；控制controloperation n. 手術(shù)operation on身體部位n.價(jià)格；代價(jià)priceless adj.無(wú)價(jià)的n.adj.總額；總價(jià)全部的completetotally adv. 完全地= completelyin total 總計(jì)v.賣，出售sel

2、ler n. 售貨員sale n. 銷售on sale 促銷adj.受歡迎的be likedpopularity n. 受歡迎be popular withn.v.種類打字kindtypist n. 打字員n.大腦mindadj.昂貴的dearexpense n. 開銷valuableadj.微小的smalln.訂購(gòu)；順序in order to do 為了unit3詞匯詞義同義詞從事工作be + 職業(yè)沒(méi)有意識(shí)到見(jiàn)unit2詞匯除以外（還）besides 易錯(cuò)點(diǎn)盼望；期待expect和對(duì)比part 2（認(rèn)識(shí)了解即可）unit3詞匯詞性詞義monitorn.顯示器；監(jiān)視器；班長(zhǎng)speakern.揚(yáng)

3、聲器keyboardn.鍵盤main unitn.主機(jī)mousen.鼠標(biāo)；老鼠（注意復(fù)數(shù)）speedn.速度railwayn.鐵路系統(tǒng)companyn.公司inchn.英寸calculatev.計(jì)算【課文講解】 1 listen to a woman making a phone order.聽(tīng)一位女士電話購(gòu)物。 order n. 訂貨；訂購(gòu)。 make an order 訂購(gòu)。如： please make an order for a new sofa and a tea table.請(qǐng)訂購(gòu)一個(gè)新沙發(fā)和茶幾。 回顧：order 還可表示命令的意思。如：this is an order! 這是

4、命令! 2 learn how to compare things by using the comparative of adjectives.學(xué)習(xí)如何用形容詞的比較級(jí)來(lái)對(duì)比事物。 compare v. 比較；對(duì)比comparewith 把與相比。如： 翻譯：把這幅畫和那幅相比，看哪幅更好。 3 we use the computer for typing. 我們用電腦來(lái)打字。 type v. 打字。如： ill ask miss. white to type the letter. 我會(huì)讓懷特小姐把這封信打出來(lái)。 type 還可作名詞，表示種類；類型的意思。如： a type of 一種

5、4 computers may work as doctors. 電腦可以當(dāng)醫(yī)生。 work as 從事工作。如： my brother works as an engineer.我哥哥是工程師。注意：在同義詞里易出現(xiàn)選項(xiàng)act as，與work as的意義是不同的。5 you may be unaware of them. 你可能沒(méi)意識(shí)到這些。 be unaware of 沒(méi)意識(shí)到；未察覺(jué)。如： he was unaware of the truth. 他沒(méi)意識(shí)到真像。 拓展：be aware of 意識(shí)到；察覺(jué)到 注意：在同義詞里易結(jié)合與realize不同時(shí)態(tài)的否定考查，注意區(qū)分時(shí)態(tài)和肯定

6、否定。6 you depend on computers more than you realize. 你依賴電腦的程度比你知道的更多。 depend on 依靠。如： children depend on their parents.孩子依靠父母。 depend on = rely on = be decided by 注意：多種形式考查同義詞，注意區(qū)分被動(dòng)語(yǔ)態(tài)。dependent adj. 依靠的independent adj. 獨(dú)立的dependence n. 依賴independence n. 獨(dú)立注意：詞形變換比較多，名詞independence既可指?jìng)€(gè)人生活獨(dú)立，也可以指國(guó)家政權(quán)獨(dú)

7、立，電影independence day（獨(dú)立日），同時(shí)也指美國(guó)的國(guó)慶節(jié)。 7 they can calculate at a faster speed than we can and almost never give wrong answers. 它們的計(jì)算得比我們快，而且?guī)缀鯊牟怀鲥e(cuò)。 speed n. 速度。如： at a fast / full speed 快速 / 全速 at a speed of 120 kilometers per hour 以每小時(shí)120公里的速度注意：具體的速度前面介詞用at8 in addition, computers can do important

8、jobs like operating railways and flying planes and spaceships.此外，電腦可以做很重要的工作，如鐵路系統(tǒng)的控制、飛機(jī)飛船的操作。 in addition 除以外（還）。如： he does well in all his subjects. in addition, he is good at playing sports. 他各門功課都很出色。此外，他還擅長(zhǎng)各項(xiàng)運(yùn)動(dòng)。注意：在此處，in addition表示補(bǔ)充，可用whats more和besides替換9 however, one day computers may be abl

9、e to do a better job than human beings. 然而，有一天電腦可能會(huì)比人類更好地工作。be able to 意為能，能夠，后接動(dòng)詞原形。 如：tom isnt able to come because he is ill. 辨析be able to與can be able to 1) 表示有能力，往往是經(jīng)過(guò)努力而獲得的能力 2) 有人稱和數(shù)的變化 3) 可用于多種時(shí)態(tài) can 1)表示身體或精神上自身具備的能力，還可以表示請(qǐng)求、允許、推測(cè) 2)沒(méi)有人稱和數(shù)的變化 3)只有一般現(xiàn)在時(shí)和一般過(guò)去時(shí)的兩種時(shí)態(tài) 10 some young people always

10、need help from their parents. 有些年輕人總是需要父母的幫助。need作實(shí)義動(dòng)詞講，意為需要 need to do sth 需要做某事，主語(yǔ)通常是人 we need to water the flowers. need doing sth 需要做某事，主語(yǔ)通常是物 the flowers need watering. 注意：need可作情態(tài)動(dòng)詞，不過(guò)初中階段不考查。11 we had fun and learnt something new as well. 我們玩得很開心，同時(shí)也學(xué)到新東西。have fun意為玩得開心，過(guò)得愉快，相當(dāng)于have a good/gr

11、eat/wonderful time或enjoy oneself,此處fun是不可數(shù)名詞，意為玩笑，娛樂(lè)，樂(lè)趣，如：the children are having fun playing in the park. as well意為也，通常放句末，相當(dāng)于too. i can speak chinese and i can speak english as well. 12 .but it works at a much faster speed than my old one. 不過(guò)它的運(yùn)行速度比我那臺(tái)舊 的要快得多。at介詞，at a speed of意為（速度）以 at a speed o

12、f以.的速度 at high/low speed以高速/低速 at top/full speed以全速 much faster意為快得多。much+形容詞/副詞的比較級(jí)意為得多im much taller than you. 常見(jiàn)的用于修飾比較級(jí)的單詞或短語(yǔ)有much, even, a little, a bit等。 【詞匯運(yùn)用】1. price n. 價(jià)錢價(jià)格詢問(wèn)價(jià)格用whats the price of.?，相當(dāng)于how much is/are.?。 1）表示價(jià)格高用high,表示價(jià)格低用low。 the price of the book is very high. 2）expensiv

13、e adj. 昂貴的，花錢多的，表示物品貴；表示物品賤用cheap（廉價(jià)的，便宜的）。它們的主語(yǔ)必須是貨物、物品本身。 this watch is expensive. what do you think of.= how do you like? 你覺(jué)得.怎么樣？ -what do you think of your trip? -great! we have a good time! 你認(rèn)為我們的校規(guī)和班規(guī)怎樣？ _ do you _ _ our school rules and class rules? 2. how often do you use the computer? how

14、often 多久一次回答的時(shí)候用頻度副詞always，often或者頻度副詞短語(yǔ) once/twice a week. -how often do they play ping-pong? -once a week. 【辨析】 how often多久一次，指頻率 how long多長(zhǎng)時(shí)間，用for或者是since回答- how long did you stay here?- for three days.how soon還要多長(zhǎng)時(shí)間才，多用于將來(lái)時(shí)（用in+一段時(shí)間回答） - how soon will they come back?-in two days. -_ do you go to

15、 library? - once a week. 3. how much time do you spend playing computer games every week? how much 多少，提問(wèn)不可數(shù)名詞的數(shù)量，還可以詢問(wèn)價(jià)錢。 how much money do you have? how much water is there in the glass? 【辨析】 spend主語(yǔ)是人spend on sth./spend in doing sth.pay主語(yǔ)是人pay for sth./ pay sb. for sth. take主語(yǔ)是itit takes sb. some

16、time to do sth.cost主語(yǔ)是物sth. costs sb. some money i _ some of my free time playing basketball for my school team. a. spendb. costc. taked. pay4. popular 流行的，受歡迎的。可以做定語(yǔ)或者是表語(yǔ)。做定語(yǔ)時(shí)，在口語(yǔ)中縮寫為pop. be popular with 受到.的歡迎 ice cream is popular with children. mobile phones are _(流行的，普通的) in the modern world. 5.

17、 however, we have another model- the c 4095. another 另外的，又一。在此處做形容詞，也可以做代詞。通常用于三者或者是三者以上以及不確定中的另一個(gè).the other指的是兩者中的另一個(gè)。 lets find another way to work out the problem. here are two rules. one is short, and the other is short. - could we see each other at 9 oclock tomorrow morning. - sorry, lets make

18、it _ time.a. othersb. the otherc. anotherd. other6. look forward to your replay. look forward to希望，盼望 其中to 是介詞，后面跟動(dòng)詞的ing形式。 im always looking forward to buying a new car. 拓展：初中階段只有三個(gè)to doing sth.的結(jié)構(gòu)，另外兩個(gè)分別是？pay attention to doing sth. 注意做某事be/get used to doing sth. 習(xí)慣做某事【隨堂練】 一、單項(xiàng)選擇： 1. this compute

19、r is _ than that one.a. expensiveb. more expensivec. much expensived. most expensive2 . mary depended _ her grandparents after her parents died in the accident.a. onb. inc. byd. with3. lucys mother _ a teacher in a big school. she is kind to all her students. a. works outb. works asc. works ind. wor

20、ks on4. sam is an excellent engineer. _, he is a good footballer.a. in troubleb. in timec. in additiond. in future5. we use the mouse for _ the computer. a. controlb. controlsc. controlledd. controlling6. -what do you think of the two backpacks? -_ of them are very nice.a. eitherb. bothc. eachd. all

21、7. it usually _ mum about half an hour to cook supper. a. spendsb. costsc. paysd. affords8. daisy is such a good daughter that she _ most of her spare time with her parents. a. spendsb. costsc. paysd. takes9. -_ does your cousin go to the gym? -twice a week.a. how longb. how oftenc. how soond. how m

22、uch10. -_ are you leaving for beijing? - in a couple of days. a. how longb. how oftenc. how soond. how much11. jenny, i need some milk . -ok. mum. _ do you need? a. how longb. how oftenc. how soond. how much12. _ does your friend look like?a. how b. whoc. what d. where13. - _ is your father?- a bank

23、 clerk. he works in a bank near here.a. howb. whatc. whered. which14. _ is it from your house to school?a. how longb. how often c. how soond. how far15. - _ have you been married?- for twenty years.a. how longb. how farc. how soond. how often二、完成句子。 1. 人們生病時(shí)要依靠醫(yī)生。 people have to _ _ doctors when the

24、y are ill. 2. 此外，李老師還是個(gè)灌籃高手。 _ _, mr li is a great basketball player. 3. 你父親從事什么工作？ what does your father _ _? 4. 我沒(méi)察覺(jué)到這個(gè)錯(cuò)誤的答案。 i _ _ _ the wrong answer. 5. 如果你比較一下這些文章，你就會(huì)知道誰(shuí)寫得最好。 _ you _ these articles,youll know writes the best. 6. 那件襯衣多少錢？ _ _ _ _the skirt? 7. 他每天要花一個(gè)小時(shí)玩電腦游戲。 he _ over an hour _

25、 computer games every day. 8. 一杯咖啡怎么樣？ -好的，謝謝你！ - _ _ _ a cup of coffee? - yes, please. thank you. 9. 哪一位是你爸爸? -穿白襯衣的那位男士。 - _ _ is your father? -the man in a white shirt. 10. -你覺(jué)得今晚的電影怎么樣？ -很一般 -_ _ you _ _ the movie tonight? -its just so-so. 導(dǎo)入 形容詞及其用法、形容詞的構(gòu)成：1. 本身即為形容詞的詞（如red, glad, nice, beautif

26、ul）2. 由“名詞+y”構(gòu)成的形容詞sunsunny windwindy funfunny cloudcloudy noisenoisy lucklucky3. 加后綴構(gòu)成的形容詞（如-able, -ent, -en, -al, -ful, -less等）comfortcomfortable nationnational woodwooden differdifferent carecareful hopehopeless4. 由“名詞+ly”構(gòu)成的形容詞：friendfriendly、形容詞的用法及位置作定語(yǔ)形容詞修飾名詞時(shí)放于名詞之前；修飾不定代詞時(shí)，放于不定代詞之后。如：1. what

27、 beautiful flowers！2. the nice girl is my sister. 3. he wants to do something different this time. 4. i have something important to tell you. 【考題鏈接】shirley has done a lot for the tourists. she is really a (help) guide.as we know, liu xiang is a （成功的）player. 作表語(yǔ)在be動(dòng)詞、感官動(dòng)詞taste（嘗起來(lái)），smell（聞起來(lái)），sound（聽(tīng)

28、起來(lái)），look（看起來(lái)），feel（摸上去）以及become, get, turn,grow等系動(dòng)詞后用形容詞作表語(yǔ)。如：he is young. she looks happy today.the food tastes delicious. 【考題鏈接】the old woman looked （worry）because she couldnt find her purse.the dish smells and youd better throw it away.a. good b. well c. bad d. badly作賓語(yǔ)補(bǔ)足語(yǔ)放在賓語(yǔ)之后，常與make, leave, ke

29、ep等動(dòng)詞連用。如：you should keep your room clean every day. what makes you sad? dont leave the door open when you go out. 【考題鏈接】your room is very dirty. you should keep it .a. clean b. dry c. quiet、-ing形式與-ed形式形容詞的辨析-ed形容詞多形容人的情緒或感受，主語(yǔ)一般是人。-ing形容詞多形容客觀事物體現(xiàn)在外的性質(zhì)，主語(yǔ)或修飾的詞一般是物?！究碱}鏈接】nancy doesnt enjoy her job

30、anymore. shes because every day she does exactly the same thing.a. relaxing b. relaxed c. boring d. bored即學(xué)即練1. look! how the boys are!yes. they won the game this afternoon.a. exciting b. excitement c. excite d. excited 2. who left the windows ?a. open b. opening c. opened d. opens3. mum, bill is co

31、ming to dinner this evening.ok. lets give him to eat. a. something different b. different anything c. anything different d. different something4. the sea looks very when the sun is shining on it.a. beautiful b. more beautiful c. the most beautiful 5. she told us a story. her voice sounded .a. sweet

32、b. small c. clearly d. sadly6. george was frightened to see a snake in the grass. his face turned .a. pale b. clean c. sadly d. happily7. harry potter is an book for children, but my cousin isnt in it at all. a. interesting; interesting b. interested; interestedc. interesting; interested d. interest

33、ed; interesting8. i like working here because everyone is (friend).9. the greens are (happy) to live in this (noise) street. they want to move to another place. 10. susan often goes swimming in summer when its warm and （sun）.精講精練副詞修飾動(dòng)詞、形容詞、其他副詞或句子，說(shuō)明時(shí)間、地點(diǎn)、程度、方式等概念的詞稱為副詞。、副詞的分類：1. 時(shí)間副詞（1）表示何時(shí)：now, to

34、day等 （表現(xiàn)在）then, yesterday, last night, ago, just now, a moment ago等（表過(guò)去）tomorrow, next week, tonight等（表將來(lái)）這類副詞是確定動(dòng)詞時(shí)態(tài)的標(biāo)志，是解題的突破口。（2）表示頻度：always, usually, often, sometimes, never, every day, hardly, twice a week等。（3）表示其他時(shí)間關(guān)系：already, early, since, still, at once, at first, at last等。2. 地點(diǎn)副詞here, there

35、, home, upstairs, downstairs, somewhere等。3. 方式副詞一般用來(lái)回答“怎樣地”這類問(wèn)題，像well, hard, slowly等。4. 程度副詞多用于修飾形容詞、副詞、動(dòng)詞或介詞短語(yǔ)。常見(jiàn)的有much, a little, a bit, very, too, enough, quite等。5. 疑問(wèn)副詞how, when, where, why用于引導(dǎo)一個(gè)特殊疑問(wèn)句，提出疑問(wèn)。另有由how組成的疑問(wèn)副詞短語(yǔ)how often, how far, how soon, how long, how much等。、副詞的構(gòu)成1. 本身即為副詞：now, very

36、, there, how, too, well等。2. 與形容詞形式相同的副詞：early, late, high, wide等。3. 由“形容詞+ly”構(gòu)成的副詞：slowslowly quickquickly clearclearly badbadly4. 一些形容詞本身即可作副詞，而加ly之后也為副詞，但意義不同。如：hard努力地，狠狠地 hardly 幾乎不；wide寬地 widely廣泛地；high高高地 highly高度地his parents hit him hard.his parents hardly hit him.5. 有些以ly結(jié)尾的詞是形容詞，而不是副詞。如：fri

37、endly（友好的）；lonely（孤獨(dú)的）；lovely（可愛(ài)的）6. 有些形容詞和副詞同形因?yàn)檫@類詞的形容詞和副詞同形，所以要看它在句中具體修飾什么詞來(lái)判斷它到底是形容詞還是副詞。this kind of wood is hard. 這種木材硬。he studies hard.他努力學(xué)習(xí)。he looks well. 看起來(lái)他身體不錯(cuò)。he works well. 他工作得很好。、副詞在句中的作用作狀語(yǔ)：修飾形容詞或動(dòng)詞he works hard. its raining heavily. you are quite right. the boy is too young. 【考題鏈接】h

38、and-foot-mouth disease is terrible, but i believe that we chinese can beat it （success）.hes so strong that he can carry the box （easy）.作定語(yǔ)：少數(shù)地點(diǎn)副詞和時(shí)間速記可以作定語(yǔ)，放在所修飾詞的后面。副詞作定語(yǔ)和介詞短語(yǔ)作定語(yǔ)一樣，一律后置。the students here are all from tianjin.the students in the room are all from tianjin.作表語(yǔ)：作表語(yǔ)的副詞多數(shù)是表示位置的，如in, out,

39、 on, back, down, up等。is he in?whats on this evening?my mother has been away for a week.即學(xué)即練1. look, its raining .thats great. its too hot these days. a. greatlyb. heavilyc. quicklyd. hardly2. ,the weather was not so wet as it is today and we played happily.a. luckyb. luckilyc. unluckyd. unluckily3.

40、im sure ive seen him , but i cant remember the right place. a. anywhere b. nowherec. somewhered. everywhere4. i didnt sleep last night. i feel tired now.a. wellb. nicec. fined. good 5. mr li is very popular among the students.yes. his classes are lively and interesting.a. alwaysb. sometimesc. hardly

41、d. never 6. mum, i think im to get back to school.oh, dear. youd better stay at home for another day or two.a. so wellb. so goodc. well enoughd. good enough 7. though he studied at russian for ten months, he can still speak the language.a. hard; hard b. hardly; hardlyc. hard; hardlyd. hardly; hard8.

42、 do you like the movie?very interesting.a. howb. whoc. whatd. when 精講精練大多數(shù)形容詞和副詞有原級(jí)、比較級(jí)和最高級(jí)。原級(jí)即形容詞或副詞的原形，比較級(jí)和最高級(jí)的構(gòu)成如下：1. 規(guī)則變化類別構(gòu)成方法原級(jí)比較級(jí)最高級(jí)單音節(jié)詞和少數(shù)雙音節(jié)詞一般直接加-er，-estlongtalllongertallerlongesttallest以不發(fā)音的e結(jié)尾時(shí)加-r，-stlatelargelaterlargerlatestlargest以輔音字母加y結(jié)尾時(shí)，把y變i，再加-er，-esteasy happyeasierhappiereasie

43、sthappiest以重讀閉音節(jié)結(jié)尾且末尾只有一個(gè)輔音字母時(shí)，雙寫最后的輔音字母，再加-er，-estbighotbiggerhotterbiggesthottest多音節(jié)詞和部分雙音節(jié)詞在原級(jí)前加more，mostcarefulmore carefulmost carefulbeautifulmore beautifulmost beautiful2. 以ly結(jié)尾的副詞，除early外，比較級(jí)、最高級(jí)都用在其前加more，most的形式。原級(jí)比較級(jí)最高級(jí)earlyearlierearliestslowlymore slowlymost slowlyquicklymore quicklymos

44、t quicklybravelymore bravelymost bravely3. 不規(guī)則變化。原級(jí)比較級(jí)最高級(jí)good / wellbetterbestmany / muchmore mostlittlelessleastbad /badly /illworseworstoldolder（年紀(jì)較大的）elder（較年長(zhǎng)的）oldest（年紀(jì)最大的）eldest（最年長(zhǎng)的）farfarther（較遠(yuǎn)）further（進(jìn)一步）farthest（最遠(yuǎn)）furthest（最大限度）*有些副詞沒(méi)有比較等級(jí)的變化，如：now, never, then, here, always, how、形容詞、副詞

45、原級(jí)的用法：1. 說(shuō)明人或事物自身的特征、性質(zhì)或狀態(tài)時(shí)用原級(jí)。eg: the flowers in the garden are beautiful. he runs fast.2. 有表示絕對(duì)概念的副詞very, too, so, enough, quite 等修飾時(shí)，用原級(jí)。 eg: the boy is too young. he plays the piano very well.3. 表示a與b 在某一方面程度相同或不同時(shí)用形容詞或副詞的原級(jí)。asascan和asas possible表示“盡可能”ill arrive as early as i can.=ill arrive as

46、 early as possible.i will write you back as quickly as i can.=i will write you back as quickly as possible.肯定句中的結(jié)構(gòu)：“a+ as +形容詞/副詞原級(jí) + as + b”。eg: tom is as tall as jack.he runs as fast as i.否定句中的結(jié)構(gòu)：“a+ not+as/so +形容詞/副詞原級(jí) + as + b”。eg: i dont do my homework as (so) carefully as you.she isnt as (so)

47、careful as you. 否定句的結(jié)構(gòu)相當(dāng)于less +形容詞/副詞原級(jí)+ than。 eg: this movie is less interesting than that one. 、形容詞/副詞比較級(jí)的用法1. 表示兩者進(jìn)行比較時(shí)用形容詞或副詞的比較級(jí)，其結(jié)構(gòu)為“a + 比較級(jí)+than + b”。表示“a比b更”。如：eg: this room is bigger than that one. i am taller than you.注意：為了避免重復(fù)，在從句中常用the one, that, those等詞來(lái)替代前面出現(xiàn)過(guò)的名詞。其中the one替代可數(shù)名詞的單數(shù)形式，t

48、he ones或those替代可數(shù)名詞的復(fù)數(shù)形式，that 替代不可數(shù)名詞。如：in winter, the weather of beijing is colder than that of shanghaithe students of class one study harder than those of class two.2. 前面有表示程度的副詞a little, a bit, a lot, much, even, far等修飾時(shí)，用形容詞/副詞的比較級(jí)。eg: its much warmer today.this problem is a lot more difficult

49、than that one. 3. 表示兩者之間“哪一個(gè)更”時(shí)，用句型“which/who is +形容詞/副詞比較級(jí)，a or b?”表示。如：eg: which is bigger, an elephant or a panda? who is taller, mike or ted? 4. 表示“兩者之中比較的一個(gè)(of the two)”時(shí)，常用“the + 比較級(jí)”結(jié)構(gòu)。如：eg: bob is the taller of the two boys.5. 表示“越來(lái)越”時(shí)，用比較級(jí)的重疊結(jié)構(gòu)，即“比較級(jí)+ and + 比較級(jí)”，多音節(jié)詞和部分雙音節(jié)詞用“more and more +

50、 原級(jí)”的結(jié)構(gòu)。如：eg: the weather is getting warmer and warmer. our country is becoming more and more beautiful. 6. 表示“越就越”時(shí)，用“the + 比較級(jí)， the +比較級(jí)”結(jié)構(gòu)。如：eg: the more you eat, the fatter you will be.the more you study, the more you know.、形容詞/副詞最高級(jí)的用法1. 表示三者或三者以上的人或物進(jìn)行比較時(shí)，用最高級(jí)形式。形容詞最高級(jí)前必須加定冠詞the，副詞的最高級(jí)前可不加。句末常

51、接一個(gè)in/of/among短語(yǔ)來(lái)表示范圍。eg：whats the best sport in summer? li dong sings best of the four boys. 2. 表示在三者或三者以上的人或物中進(jìn)行選擇時(shí)，用“which/who is the +最高級(jí)，a, b or c?”結(jié)構(gòu)。eg：which is the most beautiful, beijing, shanghai or guangzhou? 3. 表示“最的之一”時(shí)，用“one of the +形容詞最高級(jí)+可數(shù)名詞的復(fù)數(shù)”結(jié)構(gòu)。如：eg：zhou jielun is one of the most popular singers. 4. 形容詞最高級(jí)前可以加序數(shù)詞，表示“第幾最”。如：eg: the yellow river is the second longest river in china. 5. 形