2014春外研版初中英语8年下册导学案（138页）

1、Module 1 Feelings and impressionsUnit 1 It smells delicious.学习目标：一、通过学习表达对事物的感觉能够更好地理解别人,从而更懂得关爱别人。二、能够听懂本单元中表示感觉和知觉的系动词(sound,smell,look,taste,feel)表述的内容并能与图片匹配。三、掌握句子的系表结构:linking verb+adj. (系动词+形容词)。(重点)自主预习：一、新词自测:读写单词并熟记,看谁记得快1. 气味 smell 2. 令人愉快的;可爱的 lovely 3. 小甜饼 cookie 4. 盐 salt 5. 酸的 sour 6.

2、 尝试 try 二、英译汉1. would like to do sth. 想要做某事 2. have a try 尝试一下,试试看 3. make an apple pie 制作苹果派 4. strawberry jam 草莓酱 5. my lucky day 我的幸运日 三、根据汉语意思完成句子(每空一词)1. 比萨饼闻起来很美味。The pizza smells delicious .2. 她看起来很漂亮。She looks beautiful .3. 这些鞋子看起来很可爱,可是它们有点紧。These shoes look lovely , but they feel a bit tig

3、ht.4. 她的声音听起来很美。Her voice sounds nice.课堂导学：1. What a delicious smell! 多么美的味道啊!1 smell 气味smell 在本句中作名词,意为“气味”,可以用冠词修饰;smell 作动词时既可作及物动词又可作系动词,意为“有的气味;闻;闻出”,其第三人称单数形式为smells, 过去式为smelt/smelled, 过去分词为smelt/ smelled,现在分词为smelling。What is your favorite smell? 你最喜欢哪种气味呢? (名词)I smelled something burning. 我

4、闻到东西烧焦的味道。(动词)The milk smells sour. 牛奶有酸味了。(动词)1 感叹句型:What +a / an+形容词+名词单数+(主语+谓语)!这一句型是对名词单数的感叹,本句型中的名词必须是可数名词。若对不可数名词或可数名词复数感叹,则用句型:What +形容词+不可数名词/ 可数名词复数+(主语+谓语)!What a lucky guy he is! 他是一个多么幸运的家伙呀!What beautiful flowers these are! 这些花多么漂亮呀!如果感叹形容词或副词,则用句型How+形容词/ 副词+(主语+谓语)!How fast time flie

5、s! 时间过得飞快!一、根据句意及汉语提示完成单词1. There is a terrible smell (气味)in the room.解析:考查名词形式。a terrible smell 意为“一股难闻的味道”。2. The fish smells (闻起来)delicious.解析:考查动词形式。主语the fish 是单数形式,所以动词用第三人称单数形式smells。二、单项选择1. A interesting story it is!A. What an B. What a C. How an D. How解析:对可数名词单数的感叹,用句型What+a/ an+形容词+可数名词单数

6、+( 主语+谓语)! 由于interesting 是元音音素开头的单词,所以用冠词an,故选A。2. A clever children they are!A. What B. What a C. How a D. How解析:考查对可数名词复数的感叹,故用句型What +形容词+名词复数+(主语+谓语)! 由此可知选A。3. A bad the weather is!A. How B. What C. What a D. How a解析:考查对形容词的感叹,故用句型How+形容词+( 主语+谓语)! 由此可知选A。4. D good news it is!A. How B. What a C

7、. How a D. What解析:本题是对不可数名词的感叹,用句型What+形容词+不可数名词+(主语+谓语)! 故选D。2. It looks lovely, it smells delicious, and mm, it tastes good.它看上去很可爱,闻起来很美味,还有它尝起来很棒。2 look 看起来;smell 闻起来;taste 尝起来这三个词在句中充当系动词,本身具有一定的词义,但不能单独作谓语,须与其后面的形容词、名词、介词短语等一起构成系表结构。系动词有人称、数和时态的变化。The soup tastes delicious. 这个汤尝起来很美味。His face

8、looks grey. Maybe he is ill.他的脸色看起来灰暗,或许他生病了。The hamburgers smell nice. I would like to buy one.汉堡闻起来很好。我想买一个。常见的系动词有:一“是”(be),一“感觉”(feel),一“保持”(keep),四个“起来”(taste, smell, look, sound),四个“变成”(become, get, turn, go)。Ice feels cold. 冰摸上去是冷的。That story sounds interesting. 那个故事听起来很有趣。The leaves turn yel

9、low in autumn. 秋天树叶变黄。单项选择1. These oranges taste A .A. good B. well C. to be good D. to be well解析:考查系动词的用法。taste 是系动词,其后跟形容词作表语,所以选A。2. Do you like the material?Yes, it C very soft.A. is feeling B. felt C. feels D. is felt解析:本题考查时态。根据问句可知本题用一般现在时,所以选C。3. I love to go to the seaside in summer. It B g

10、ood to lie inthe sun or swim in the cool sea.A. does B. feels C. gets D. makes解析:本题考查系动词的含义。句意为:“ 夏天我喜欢去海边。躺在太阳底下或者在凉爽的海里游泳感觉很好。”由于it 作形式主语,所以用feels。Unit 2 I feel nervous when I speak Chinese.学习目标：一、熟读并默写本单元的单词和短语。(重点)二、能读懂对人外貌和性格描述的句子,能对一个人进行简单的描述。(重点)三、重点句型: How does Sally feel when she?自主预习：一、英译汉

11、1. look friendly 看起来友好 2. short black hair 黑色短发 3. wear glasses 戴眼镜 4. speak Chinese 说汉语 二、根据句意及汉语提示完成句子1. I feel nervous (紧张的)when I speak Chinese in front of people.2. I would like to receive your message (电子邮件;口信).3. What are your hobbie (业余爱好)?4. I can get good marks (分数)in the exam.5. Many stud

12、ents like to wear jeans (牛仔裤)at school.课堂导学：1. It was great to hear from you,收到你的信太棒了,1 hear from sb. 收到某人的来信hear from sb. 意为“收到某人的来信”,短语中虽然没有出现letter,但表示的是“收到某人的信件”,相当于receive a letter from sb. 或get a letter from sb. 。与hear 有关的其他短语有:hear of 听说 hear about 听说单项选择1. I never C him after he went to the

13、USA.Maybe you should write to him first.A. hear about B. hear ofC. hear from D. hear out解析:hear about“听说,得知”; hear of “听说,听说过”;hear from“收到的信”;hear out“听完,听某人把话说完”。句意为:“他去了美国之后,我再也没有收到他的来信。可能你应该先给他写信。”结合语境可知选C。2. Did you C Tom last night?A. heard from B. hear ofC. hear from D. hear a letter from解析:句

14、意为:“ 昨天晚上你收到汤姆的来信了吗?”hear from sb. “收到某人的来信”,hear of“ 听说”, 题中前面有助动词did,其后用动词原形,故选C。2. , and I cant wait to meet you. ,并且我迫不及待地想见你。1 cant wait to do sth. 迫不及待地想做某事cant wait to do sth. 意为“等不及去做某事;迫不及待地想要做某事”,与之类似的短语cant help doing sth. 意为“情不自禁地做某事”。(有时同学们可能会想成了cant wait doing sth. ,实际上没有cant wait doin

15、g sth. 这一结构)He cant wait to go back home. 他迫不及待地想回家。I cant help laughing when I hear the funny story.当我听到这个有趣的故事,我禁不住笑起来。wait 的其他用法:wait for sb. 意为“等待某人”,wait for sth. 意为“等待某物”。wait 的过去式和过去分词都是waited,现在分词是waiting,注意不能双写末尾的字母t。Our teacher is waiting for the bus. 我们的老师正在等公交车。根据汉语意思完成句子1. 孩子们迫不及待地打开了礼物

16、。The children cant wait to open the gifts.2. 这位老人每天都在这儿等他的儿子。The old man waits for his son here every day.3. I hope you will know me from my photo when I arrive at the airport. 我希望当我到达机场时,你能通过照片认识我。2 arrive at 到达句中arrive 是不及物动词,若跟宾语要加介词at/ in。在小地点前加介词at,在大地点前加介词in。We have to arrive at the small vill

17、age before it gets dark.我们在天黑以前必须到达那个小村子。My father will arrive in Beijing in two days.我父亲两天后到达北京。英语中可以用来表示“到达”之意的还有get to 和reach。get to 后接名词或代词作宾语,若跟副词here,there 或home 时,省略介词to;reach 是及物动词,其后可直接跟宾语。When did you get to school yesterday?昨天你是什么时候到校的?Tom often gets home late.汤姆经常到家很晚。He had left when I

18、reached the station.当我到达车站时,他已经离开了。一、同义句转换I dont know how to reach the mountain.I dont know how to get / arrive to / at the mountain.二、根据汉语意思完成句子他两小时前到达机场。He reached the airport two hours ago.4. I spend a lot of time playing classical music with my friends at school, 在学校,我花费大量的时间和朋友们一起弹奏古典音乐,3 spend

19、 time doing sth. 花费时间做某事spend 的主语必须是人,常用于以下结构:spend time/ money onsth. / (in)doing sth. “在(做)上花时间或金钱”。My son spent an hour finishing homework yesterday.我儿子昨天花了一个小时完成作业。(1)cost 的主语是物或某种活动,还可以表示“值”,常用于以下结构:sth. costs (sb. ) +money“某物花了某人多少钱/某物值多少钱”。To buy a new computer costs a lot of money.买一台新电脑要花一大

20、笔钱。(2)take 前通常是形式主语it, 常见用法有: It takes/ took+sb. +time+to do sth. 。It took them three years to build this road.他们用了三年的时间修完了这条路。(3)pay 的主语是人,常见结构有:主语(人) +pay+money+for sth.I paid 20 dollars for the coat.我花了20 美元买这件外套。一、同义句转换1. Tom spends much time playing computer games.It takes Tom much time to play

21、 computer games.2. The book cost me ten yuan.I spent / paid ten yuan on / for the book.二、单项选择(2013·四川雅安中考)I spent 5 C this book.A. in B. to buy C. buying D. buy解析:本题考查动词spend 的用法。spend 后接动词的-ing形式,所以选C。5. Im very proud of him! 我为他感到非常自豪!4 be proud of 因而感到自豪be proud of 意为“因而感到自豪”,相当于take pride i

22、n。短语中proud 是形容词,pride 是名词。We should be proud of our Nobel Prize winners. 我们应该为我们的诺贝尔奖获得者感到自豪。Take pride in what you do. 为你所做的事感到自豪。同义句转换He is proud of his son.He takes pride in his son.6. Hes good at everything,他擅长一切,5 be good at擅长be good at意为“擅长”,at 之后可接名词、代词或动名词,相当于短语do well in。He was good at play

23、ing the piano when he was young.当他很小的时候,他就擅长弹钢琴。Tina does well in English, but (does) better in math.蒂娜英语学得不错,但是她更擅长数学。与be good at结构类似的短语:be good for对有好处be good with与相处得好从be good at, be good for 和be good with 中选择合适的短语并用其适当形式完成句子1. Drinking milk is good for your health.2. He will help me with math. B

24、ecause he is good at it.3. I am good with the old people in the old peoples home.Unit 3 Language in use学习目标：一、复习巩固本单元的重点词汇和句型。(重点)二、重点掌握系动词的用法。(重点)三、掌握句型What does he look like? 与What is he like? 的区别。(重点)自主预习：一、英汉互译1. 感到紧张 feel nervous 2. speak Chinese 说汉语 3. 看起来像 look like 4. someone else 别的某个人 二、用b

25、e,taste,look,feel,sound 的适当形式填空1. The pie tastes delicious. I want to eat another one.2. The Christmas tree with lights looks beautiful.3. The story sounds interesting.4. The paper feels soft.5. What are you going to be when you grow up?课堂导学：1. What does he / she look like? 他/ 她长什么样?What is he / she

26、 like? 他/ 她的性格什么样?1 What do / does + 主语+ look like? 与What + be + 主语+like? 的区别。What do/ does+主语+look like? 问外貌, 如高矮,胖瘦,穿着打扮,头发,眼睛,鼻子等。What +be +主语+like? 问性格,主要指人的内在品质, 比如内向,开朗,聪明,友好等。Whats your sister like? 你姐姐是怎样一个人?She is kind. 她很善良。What does your sister look like? 你姐姐长什么样子?She is tall. She has lon

27、g black hair. She is very beautiful.她个子很高。她有一头黑黑的长发。她很漂亮。一、按要求完成句子His brother is tall and heavy. (对画线部分提问) What does his brother look like ?解析:考查对人的外貌的提问。对人的外貌进行提问用句型“What do/ does+sb. +look like?”。二、单项选择1. What do you look like?Im B .A. tired B. tall C. kind D. happy解析:考查对外貌的描述。选项中只有B 项的tall 是描述外貌的

28、,所以选B。2. What B Amy and her brother like?A. does; look B. do; lookC. is; look D. do; looks解析:本题考查主谓一致。句子的主语是Amy and herbrother,是复数,可以排除A 和C 两项;而D 项本身有错误,所以选B。2. It is polite for people to say “thank you”very often,对人们来说,经常说“谢谢”是很有礼貌的,2 Its +形容词+(for sb. ) +to do sth.“Its +形容词+(for sb. )+to do sth. “

29、意为“(对某人来说),做某事是的。”在此结构中it 是形式主语,放在句首,其真正的主语是后面的动词不定式。不定式没有自己的主语,但可以有自己的逻辑主语,当形容词修饰不定式时,介词用for。It is important for me to learn English well.对我来说,学好英语很重要。Its dangerous for you to climb the tall tree.对你来说,爬上那棵高高的树很危险。Its +形容词+of sb. +to do sth. 意为“某人做某事是的。”句中的形容词是修饰逻辑主语的,介词用of。Its nice of you to say so

30、.你这样说太好了。Its kind of you to help me.你来帮助我,你真善良。一、用适当的介词填空1. Its clever of you to give it up.解析:本句中的形容词clever 是修饰逻辑主语you 的,所以用介词of。2. Its normal for students to do homework on Sundays.解析:本句中的形容词normal 是修饰动词不定式to do homework on Sundays 的,所以用介词for。二、单项选择(2013·黑龙江绥化中考) Its so brave B the soldier to

31、 save the boys life.A. to B. of C. for解析:考查固定句型中的介词搭配。固定句型It is +形容词+of sb. to do sth. 意为“某人做某事,真是太”;It is+形容词+ for sb. to do sth. 意为“做某事对某人来说”。Its so brave of the soldier to save the boys life. = He is so brave to save the boys life. 句意:这位士兵拯救那位男孩的生命,真勇敢。所以选择答案B。感官系动词的用法感官系动词主要有feel, smell, sound,

32、taste 等,作为系动词,它本身有词义,但不能单独用作谓语,后边必须跟表语(亦称补语),构成系表结构说明主语的状况、性质、特征等。充当表语的成分有:名词、形容词、介词短语、从句等。This kind of cloth feels very soft.这种布手感很软。Her voice sounds sweet.她的声音很甜美。The cookies that my mother made in the kitchen smell delicious.我母亲在厨房做的小甜饼闻起来很美味。The soup looks good but tastes terrible.这个汤看上去不错,但尝起来很

33、糟糕。Twins usually look the same.双胞胎通常看起来一样。一、单项选择1. (2013·四川宜宾中考)What do you think of the zongzi?They B delicious. Are they made by your mother?A. sound B. taste C. feel D. look解析:本题考查系动词。句意为:“你认为粽子怎么样?”“尝起来很美味。是你的母亲包的吗?”故选taste。2. (2013·四川内江中考)I like to read English in the gardenbecause th

34、e flowers in it smell A .A. good B. well C. bad D. badly解析:本题考查系动词smell 的用法。系动词之后跟形容词作表语,所以可排除D 项;根据句意“ 我喜欢在花园里读英语,因为花园里的花闻起来很好。”可知选A。3. (2013·浙江台州中考)How do you like Li Yundi?A cool guy! His music B really beautiful.A. tastes B. soundsC. smells D. looks解析:由句意“他的音乐听起来确实很美妙。”可知选B。4. (2012· 山

35、东日照中考) Rock music may B nice to young people, but most old people cant stand it.A. hear B. soundC. look D. listen解析:本题考查动词的用法辨析。hear“听见”;listen“听”;sound 作系动词“听起来”;look 作系动词“看起来”。这里根据空后的形容词nice 可知要用系动词,又由句意“ 滚乐对于年轻人来说可能会听起来很好”可知选择答案B。5. (2012·湖南郴州中考)It is said that this kind of tofusmells terrib

36、le.Thats true. But it C delicious.A. feels B. soundsC. tastes解析:考查系动词。tofu“豆腐”是食物,上文说闻起来不好,由But 可知下文应该是说“尝起来”好吃。6. (2012 · 浙江温州中考) I like soft and gentle music. It C nice.A. tastes B. looksC. sounds D. feels解析:考查连系动词的辨析。由music 可知答案选C 项,意为“听起来”;而tastes“ 尝起来”;looks“ 看起来”;feels“摸起来”均不合语境,故排除。二、根据汉

37、语意思完成句子1. 他的歌听起来很美妙。His songs sound beautiful / nice .2. 这个穿着红色裙子的女孩看上去很漂亮。The girl in a red skirt looks pretty / beautiful .Module 2 ExperiencesUnit 1 Ive also entered lots of speaking competitions.学习目标：一、能够正确使用ever, dream, afford, invite 等单词。二、了解现在完成时的结构及用法。三、能用现在完成时来询问和表达经历。自主预习：一、写出下列动词的过去式和过去分词

38、1. think thought thought 2. travel traveled / travelled traveled / travelled 3. win won won 4. enter entered entered 5. watch watched watched 6. want wanted wanted 二、词组连线,重点词汇轻松掌握1. enter a competition A. 看日出2. your dream B. 考虑;思考3. watch the sun rise C. 参加比赛4. the price for the ticket D. 你的梦想5. the

39、 first prize E. 票的价格6. think about F. 一等奖答案:1. C 2. D 3. A 4. E 5. F 6. B课堂导学：1. Have you ever won any prizes before? 你以前曾经赢得过奖项吗?1 现在完成时中谓语的构成本句用现在完成时态。have won 是本句的谓语。现在完成时谓语部分的构成是:助动词have/ has+动词的过去分词。助动词说明该谓语属于现在时的范围,它和主语的人称、数要保持一致;过去分词是主要的谓语动词,说明句子的意义。We have arrived at the airport. 我们已经到达机场了。N

40、ancy has travelled to many places of interest. 南希已经到许多名胜旅游过了。1 ever 曾经;从来ever 用作副词,意为“曾经;从来;在任何时候”,在句中用以加强语气。Does she ever go out at night?她什么时候晚上外出吗?Have you ever been to Beijing?你曾经去过北京吗?ever 用于疑问句中时,其答语不用ever,若否定则用never。Have you ever heard the song? 你曾经听过这首歌吗?Yes, I have. / No, never. 是的,我听过。/ 不,

41、我从未听过。一、单项选择1. Jane C . Im waiting for her.A. came back B. has come back C. hasnt come back解析:本题考查现在完成时的用法。句意为“简还没有回来,我还在等她。”A 项和B 项是肯定含义,与句意不符。所以选C。2. Have you A visited the Great Wall?A. ever B. before C. did D. done解析:本题考查用于现在完成时的副词。选项中C、D 两项是助动词而句中已有助动词have,可排除;B 项用在句末;所以选A。3. Have you ever seen

42、 the film before?No, A .A. never B. havent C. ever D. once解析:本题考查现在完成时的答语。由答语中的No 可知是否定回答,排除C、D 项;B 项的前面必须有主语,可排除;所以选A。二、根据汉语意思完成句子1. 我已经把那些照片寄给他了。I have posted those photos to him.解析:本题考查现在完成时。“ 已经寄给”可译为“ have posted”。2. 玲玲曾经参加过很多比赛。Lingling has ever entered lots of competitions.解析:本题考查现在完成时和副词ever

43、 的用法。由于ever 是副词,要放在助动词has 之后,实义动词entered 之前,所以答案是ever entered。2. Ive always wanted to go on a dream holiday. 我总是想度过一个梦寐以求的假期。2 dream 梦;梦寐以求的此处的dream 是形容词,意为“梦寐以求的”,用来修饰名词。dream 也可作名词,意为“梦;梦想”。This is my dream job.这是我梦寐以求的工作。He had a dream about Claire.他梦见了克莱尔。My dream is to have a house in the count

44、ry.我梦想在乡间拥有一栋房子。dream 也可作动词,意为“做梦;梦到;梦想”。常与介词about 或of 连用。其过去式和过去分词分别是:dreamed/dreamt; dreamed/ dreamt。She dreamed about her baby. 她梦见了她的宝宝。根据汉语意思完成句子1. 那就是他梦寐以求的车。That is his dream car.解析:本题考查dream 作形容词的用法。当dream 是形容词作定语时,可意为“梦寐以求的”。2. 我儿子梦想着长大后成为一名宇航员。My son dreams about / of becoming a pilot when

45、he grows up.解析:本题考查dream 短语的用法。dream about/ of doingsth. “梦想着做某事”。3. But I cant afford it. 但是我负担不起它。3 afford(有财力)买得起;付得起afford 是动词,意为“(有财力)买得起;付得起”,其后可直接跟名词或代词作宾语。The car is very beautiful. But its too expensive. I cant afford it.这辆车很漂亮。但是它太贵了。我买不起。afford 也可跟动词不定式,即:afford to do sth. “负担得起做某事”。affor

46、d 常常和情态动词cant 和couldnt 连用,用在否定句中。His mother is out of work. She cant afford to pay for hiseducation. 他的母亲失业了。她负担不起他受教育的费用。一、根据句意及首字母提示完成单词He is very poor. He cant afford to buy the beautiful pencil box.解析:句意为:“他很穷。他买不起这个漂亮的铅笔盒。”二、单项选择The boy wants to buy these books. But he has no money. Hecant C th

47、em.A. provide B. supply C. afford D. come解析:本题考查动词词义辨析。句意为:“这个男孩想买这些书。但是他没钱。他买不起它们。”provide “ 提供”;supply“提供”;afford“负担得起;买得起”;come“ 来”。由此可知选C。4. Ive stopped trying now. 我现在已经不再尝试了。1 stop doing sth. 停止做某事stop doing sth. 意为“停止做某事”,doing 是stop 的宾语,是要停止的动作。The two girls stopped talking when they saw me.

48、那两个女孩一见到我就停止了讲话。stop to do sth. 是“停下来开始做某事”,to do 是stop 的状语,表示目的,是要开始做的事情。The two girls stopped to talk to me when they saw me.这两个女孩一看到我就停下来和我讲话。单项选择1. All the students stopped C when the teacher came in.A. talk B. to talkC. talking D. talks解析:本题考查动词stop 的用法。句意为:“当老师进来的时候,所有的学生都不说话了。”stop doing sth.

49、 意为“停止做某事”,由此可知选C。2. All the students stopped B to her when the teacherbegan to have class.A. listen B. to listenC. listening D. listens解析:本题考查动词stop 的用法。句意为:“ 当老师开始上课的时候,所有的学生都停下来听她讲课。”stop to do sth. “停下来去做某事”。5. , then I will invite you to come with me. ,那么我就会邀请你和我一起去。4 invite 邀请invite 是动词,其后可直接跟

50、宾语。invite sb. to do sth. 表示“邀请某人去做某事”。They invited me to join their club. 他们邀请我加入他们的俱乐部。invite 的其他结构有:invite sb. to sth. 或invite sb. for sth. “邀请某人去参加某项活动”。另外,invite 的名词形式是invitation。He invites us for the concert. 他邀请我们去听音乐会。I want to invite my friends to a party. 我想邀请我的朋友去参加一个聚会。用invite 的适当形式完成句子1.

51、 I have received his invitation . I will go to his party thisafternoon.解析:句意为“我已经收到了他的邀请。今天下午我会去参加聚会。”invitation 是名词,意为“邀请函;邀请书”。2. For the welcome meeting, we have invited many important people in the city.解析:句意为“为了这次的欢迎会,我们已经邀请了市里的许多重要人物”。invited 是动词invite 的过去分词,与have 构成现在完成时。Unit 2 They have seen

52、 the Pyramids.学习目标：一、学会运用Germany, France, Arabic, mix, count 等词。二、学会用现在完成时来描述自己的一次经历。自主预习：一、阅读短文,根据短文内容完成下列句子1. Mike Robinson is a fifteen-year-old American boy.2. Cairo is one of the biggest and busiest cities in Africa.3. Mikes father works for a very big company which has offices in many countrie

53、s.4. In Egypt, the Robinsons have traveled many interesting places such as the Pyramids and the palaces and towers of ancient kings and queens.5. So far, Mike and Clare have learnt to speak German , French, Chinese and Arabic .6. The company has asked Peter to work back in the US and they are counti

54、ng down the days.二、英译汉1. the Great Wall 长城 2. at the moment 在此时 3. be different from 与不同 4. count down 倒数 课堂导学：1. ,one of the biggest and busiest cities in Africa. ,非洲最大、最忙的城市之一。1 one of the +形容词的最高级+可数名词复数“one of the +形容词的最高级+可数名词复数”意为“(中)最之一”,短语中需要特别注意两点:淤形容词的最高级之前必须有定冠词the。于名词必须是复数。在短语之后常常会跟一个表示比较范围的短语。The hens are one of the most useful animals i