Unit 5 It must belong to Carla教案

編輯: 逍遙路 關(guān)鍵詞: 九年級(jí) 來源: 高中學(xué)習(xí)網(wǎng)

UNIT 5 It must belong to Carla.

一、學(xué)習(xí)目標(biāo)

?學(xué)會(huì)使用might,could,must等情態(tài)動(dòng)詞進(jìn)行合理的推測(cè)。

?學(xué)會(huì)根據(jù)一定的背景或前提對(duì)某事進(jìn)行判斷和預(yù)測(cè)。

二、知識(shí)概覽圖

類別
課程標(biāo)準(zhǔn)要求掌握的內(nèi)容
必備

單詞

名詞:author,picnic,symphony,appointment,owner,helicopter,creature,neighbor,footstep, garbage,mystery, director, monkey, smell, finger, stone, ant, ocean 動(dòng)詞:drop,

chase, catch, interview, escape, bark, pretend 形容詞:crucial, anxious, worried, unhappy, dishonest 副詞:possibly, extremely?

短語(yǔ)belong to, air band,make up.use up,turn off,because of,try to do sth.,too much/much too

經(jīng)典

句型

1.It must belong to Carla.2.It’s crucial that I study for it because it makes up 30% of the

final exam.3.He might be running to catch a bus.4.There must be something visiting the

homes in our neighborhood, but what is it ?重點(diǎn)

語(yǔ)法如何用must,may,might,can,could來表達(dá)推測(cè)

三、新課導(dǎo)引

SECTION A

1.It must be Carla’s.它一定是卡拉的。

must be“一定是”。情態(tài)動(dòng)詞must除表示“必須”外,還表示推斷,通常與be連用,意為“一定是,肯定是”。must這種表示推測(cè)的用法只用于肯定句中。

There must be something wrong with the computer.那臺(tái)電腦一定是出了什么毛病。

注意

(1)can't be意為“不可能是”,表示有把握的否定推測(cè)。

That man can't be Mr. Wang.He is ill in hospital.

那個(gè)人不可能是王先生,他生病住院了。

(2)含有must be的句子變?yōu)榉穸ň鋾r(shí),需把must be改為can't be。

We must be wrong.我們一定是搞錯(cuò)了。(改為否定句)

We can't be wrong.我們不可能搞錯(cuò)了。

中考鏈接

【2011 山東煙臺(tái)】39. .?I think the man over there must be Bob.

-- It _______ be him. He has ______ to Australia.

A. can’t, gone B. can’t, been C. may not, been D. mustn’t, gone

答案:A

【解析】考查點(diǎn):情態(tài)動(dòng)詞can及現(xiàn)在完成時(shí)的用法。此處can’t表示推測(cè)語(yǔ)氣,意為“不可能”;“have/has gone to+地點(diǎn)”意為“去了某地”,表示不在說話人這兒;“have/has been to +地點(diǎn)”表示“去過某地”,現(xiàn)在已經(jīng)回來了;mustn’t意為“嚴(yán)禁,不許”,may表示不確定的推測(cè)語(yǔ)氣。句意為“?我認(rèn)為那邊的男人一定是Bob。?不可能是他。他已經(jīng)去了澳大利亞!惫蔬xA。

【2011?鹽城】3. ? Where's David?

? He be in the playground because he is fond of playing basketball.

A. will B. may C. can't D. mustn't

答案:B考查情態(tài)動(dòng)詞表推測(cè)。根據(jù)第二句意“他......在操場(chǎng)上,因?yàn)樗矏鄞蚧@球”可知。

【2011湖北?武漢】33. - Look, Sue is over there.

- That ____ be her. She is in Canada now.

A. mustn’t B. can’t C. needn’t D. won’t

答案: B

【解析】考查情態(tài)動(dòng)詞的用法。由空隔后“蘇現(xiàn)在在加拿大”可知,她現(xiàn)在不可能在那邊。表示否定推測(cè),語(yǔ)氣比較強(qiáng)烈,用can’t。

【2011江蘇徐州】5. She _______ be here . I saw her come in.

A. can B. may C. should D. must

答案D

【解析】考查情態(tài)動(dòng)詞的用法。Can和may表示沒有把握的推測(cè),should意為“應(yīng)該”,must表示有把握的推測(cè)。由后句句意“我看見他進(jìn)來了”可推測(cè)前句,她一定在這兒。故選D

【2011襄陽(yáng)】33. ---- Whose backpack is this?

---- It be Jim’s. Look, his student’s card is in it.

A. must B. can C. mustn’t D. can’t

【答案】A

【解析】情態(tài)動(dòng)詞表推測(cè) 由“他的學(xué)生證在書包里面”?芍斑@個(gè)書包一定是吉姆的。”

【2011浙江湖州】 23. ? Who’s singing in the next room?

? It ____ be her . She has gone to New York.

A. can’t B. must C. shouldn’t D. can

答案:A

【解析】考查情態(tài)動(dòng)詞表推測(cè)。表示否定推測(cè)時(shí),用can’t,意為“一定不……”。must表示推測(cè)時(shí),意為“一定……”,用于肯定句;根據(jù)答語(yǔ)“她已經(jīng)去了紐約”可知是否定推測(cè),故選A。

(2010?山東威海)That restaurant be very good.It's always full of people.

A.can't B.may C.shouldn't D.must

解析:本題考查情態(tài)動(dòng)詞表示推測(cè)的用法。肯定推測(cè)用must be,否定推測(cè)用can't be。由下句“It's always full of people”“它經(jīng)常滿座”知,第一句表示肯定的推測(cè):那家飯店一定非常好。故選D。 答案:D

【2010江蘇?鎮(zhèn)江】3. They _________ play football last Friday because Simon forgot to bring his football here.

A. could B. couldn’t C. can’t D. can

答案:B

【解析】情態(tài)動(dòng)詞。couldn’t 是could的否定式。表推測(cè)時(shí),它們并不是過去式,只是在語(yǔ)氣上比can或can’t委婉;could和couldn’t 表示推測(cè)時(shí),可用于肯定句、否定句和疑問句。could/couldn`t一般用于過去的時(shí)態(tài),can/can`t一般用于一般現(xiàn)在時(shí)態(tài)。句意為:上周五他們不可能踢足球了,因?yàn)槲髅赏泿淖闱蛄。故選擇B。

【2010四川?內(nèi)江】What is your mother going to do this Saturday ?

---I’m mot sure . She ____ go to see my grandmother .

A. can B. must C. may

答案C

【解析】can表示具備某種能力;must表示推測(cè),非?隙。May表示對(duì)現(xiàn)在的一種推測(cè)。根據(jù)題意答案應(yīng)選C

【2010浙江?東陽(yáng)】 18. ?Whose shirt is this?

--It ____ be Li Lei’s. It is too big for him.

A. could B. must C. can’t D. might

答案C

【解析】can’t表示不可能,其他不合題意。

(2009?河南中考) -Excuse me, where are we going to have our class meeting?

-I’m not sure. Ask our monitor, please. He know.

A. can B. may C. need D. shall

【解析】選B?疾榍閼B(tài)動(dòng)詞may表示推測(cè)。結(jié)合前句“I’m not sure. Ask our monitor, please.”可知題意為“他可能知道(我們將在哪里開班會(huì))”,故選B。may表示可能性的推測(cè),常用在肯定句中。

(2009?江西中考) ?Susan has bought a large house with a swimming pool.

-It ______ be very expensive. I never even dream about it.

A. must B. might C. can’t D. shouldn’t

【解析】選A?疾榍閼B(tài)動(dòng)詞must表示肯定的推測(cè)。結(jié)合關(guān)鍵信息“I never even dream about it.”可知題意為“它肯定是非常貴的”,故排除B、C、D三項(xiàng),選A。

(2009?泰安中考) -Listen! Is Professor Johnson giving a report in the hall?

-No, it be him. He has gone to Japan.

A. needn’t B. may not C. mustn’t D. can’t

【解析】選D。本題考查can’t表示否定的推測(cè)。四個(gè)選項(xiàng)都是情態(tài)動(dòng)詞的否定形式,分別意為“不能;不可能”、“千萬不能”、“應(yīng)該”、“可以;可能”。結(jié)合關(guān)鍵信息“He has gone to Japan.”可知“他不可能是約翰教授”應(yīng)選D。

(2008?長(zhǎng)沙中考) -Is Lucy knocking at the door?

-No. It ________ be Lucy. She is in Japan now.

A. needn’t B. must C. can’t

【解析】選C?疾榍閼B(tài)動(dòng)詞can’t表示推測(cè)的用法。can’t表示否定的推測(cè);must表示肯定的推測(cè)。由題意“不可能是露西,她現(xiàn)在在日本”可知應(yīng)選C。
2.He was the only little kid at the picnic.他是野餐中唯一的小孩。

only在這里是形容詞,意為“唯一的,僅有的”,用來修飾名詞。

She is the only girl in her family.她是家里唯一的女孩(獨(dú)生女)。

3.It could be Mei’s hair band.它可能是梅的發(fā)帶。

could在這里表示推測(cè),意為“可能”,表示把握不大。

注意

情態(tài)動(dòng)詞may,could,might,can都可用來表示沒有把握的推測(cè),意為“可能”。它們?cè)诒硎就茰y(cè)時(shí),無時(shí)態(tài)區(qū)別,只是在語(yǔ)氣上有差別。語(yǔ)氣上由強(qiáng)到弱的順序?yàn)椋篶an,could,may,might。can表示推測(cè)時(shí)常用于疑問句和否定句,can't表示幾乎可以確信某事不是真實(shí)的,是否定的推測(cè); could和might表示某事也許是真實(shí)的;may表示推測(cè)時(shí)多用于肯定句,不用于疑問句。

This bike could/might be Li Lei's,but I’m not sure.

這輛自行車可能是李雷的,但我不敢肯定。

Your book may be in your desk.你的書可能在你的課桌里。

4.The hair band might belong to Linda.這條發(fā)帶可能屬于琳達(dá)。

belong to意為“屬于……,為……所擁有”。belong to沒有被動(dòng)式,也不能用于進(jìn)行時(shí)態(tài)。

The bike belongs to my mother.這輛自行車屬于我媽媽。

譯:這個(gè)男孩是一年級(jí)演唱隊(duì)的隊(duì)員。

誤:The boy is belonging to the singing group of Grade One.

正:The boy belongs to the singing group of Grade One.

注意

belong to中的to是介詞,后接名詞或人稱代詞的賓格形式,不能接名詞性物主代詞或名詞所有格。

This classroom belongs to us.這間教室屬于我們。

5.The soccer ball might be John’s or Tony’s.這個(gè)足球可能是約翰或托尼的。

aunt's or uncle's阿姨的或叔叔的

Tom's and Jack’s bikes are the same.湯姆的自行車和杰克的是一樣的。

This is Tom and Jack’s room.They live together.

這是湯姆和杰克的房間。他們住在一起。

注意

表示各自的所有關(guān)系時(shí),各名詞末尾均須加’s;表示共有的所有關(guān)系時(shí),在最后一個(gè)名詞的末尾加’s。

6.She’s the only one who’s studying French.她是唯一正在學(xué)法語(yǔ)的人。

(1)one用作代詞時(shí),常用來指代上文中的某個(gè)可數(shù)名詞,以免重復(fù)。

辨析:one與it

①one泛指;指代前面提到過的同類人或物中的一個(gè),用于指代可數(shù)名詞。

②it特指;指代前面提到過的同一個(gè)物體,用于指代可數(shù)名詞單數(shù)或不可數(shù)名詞。試比較

I don't have a knife.Lend me one.我沒有小刀,借給我一把。(one指代a knife)

The picture is very nice.Please show it to me.

這幅畫很漂亮。請(qǐng)讓我看看。(it指代the picture)

中考鏈接

(2010?安徽)一I need something for cutting the paper.

一Oh,you want a knife? OK,I’11 get for you.

A.it B.that C.this D.one

解析:本題考查代詞的用法。句意為:“我需要個(gè)東西來割這張紙!薄班蓿阈枰话研〉秵?好吧,我為你拿一把。”空格處表示泛指,用one指代與前面提到的同類事物中的一個(gè)。it表示特指,與前面提到的名詞為同一個(gè);that常用 來代替前面已提到的事物,以避免重復(fù);this指近處的人或物。 答案:D

(2) who's studying French在句中作定語(yǔ),是一個(gè)定語(yǔ)從句,修飾代詞one。who’s是who is的縮寫。

被定語(yǔ)從句修飾的詞叫做先行詞,定語(yǔ)從句必須放在先行詞的后面,定語(yǔ)從句由關(guān)系代詞或關(guān)系副詞引導(dǎo)。常用的關(guān)系代詞有who/whom(指人),which(指物),whose(指人或物),that(指人或物);關(guān)系副詞有when(指時(shí)間),where(指地點(diǎn)),why(指原因)等。

I was the only person in our office that/who was invited.

我是我們辦公室里唯一受到邀請(qǐng)的人。

This is the building that/which we built last year.這是去年我們蓋的那座樓。

We are going to the place where he works.我們正要去他工作的地方。

中考鏈接

(2010?天津)Jamie is a young cook wants to improve school dinners.

A.who B.whose C.whom D.which

解析:本題考查定語(yǔ)從句。先行詞是cook,指人,故用關(guān)系代詞who,并且who在從句中作主語(yǔ)。 答案:A

7.It’s much too small for him.他穿太小了。

much too “太……”,后跟形容詞或副詞。much修飾too,強(qiáng)調(diào)“太……”的程度。

I can't stay here any longer because it's much too noisy.

我再也無法待在這里了,因?yàn)?這里)太吵鬧了。

拓展

too much后接不可數(shù)名詞,意為“太多……”,而much too意為“太……”。

We have too much homework to do today.我們今天有太多的作業(yè)要做。

They are much too young to go to school.他們太小了,不能去上學(xué)。

8.If you have any idea where it might be , please call me.

如果你知道它可能在哪兒,請(qǐng)給我打電話。

(1)any表示“一些,任何的”,與some同義,但在條件狀語(yǔ)從句中用any不用some。

If you have any questions,ask me.如果你有問題就問我吧。

(2)have some/any idea意為“知道,了解”;have no idea意為“不知道,不了解”,后

可接about/of,再加名詞或代詞,或直接加從句。

Do you have any idea about it? 你知道那件事嗎?

You may have some idea (of) what he said.你也許知道他說了什么。

I have no idea/I don't know why you were late for school.

我不知道你為什么上學(xué)遲到了。

9.I think I dropped it during the concert so it might still be in the symphony hall.

我想我是在音樂會(huì)期間把它丟了,因此它可能仍然在交響樂大廳內(nèi)。

(1)drop用作動(dòng)詞,意思是“(使)落下,(使)掉下”,既可作及物動(dòng)詞,也可作不及物動(dòng)詞,與fall同義。

The glass dropped out of her hand.玻璃杯從她手中掉了下來。

辨析:drop與fall

drop

可以是偶然的“丟掉,跌落”,也可以指有意而為的“投下”。

fall

多指地球引力所導(dǎo)致的“下落”或失去平衡的“跌落”。

drop a letter in the mailbox把信投入郵箱 fall down to the ground跌跤

(2)during介詞,“在……期間”

during the summer在夏季 during the summer holiday在暑假期間

10.It’s crucial that I study for it because it makes up 30% of the final exam.

我的備考學(xué)習(xí)至關(guān)重要,因?yàn)樗计谀┏煽?jī)的30%。

(1)crucial是形容詞,在本句中意為“至關(guān)重要的”,常與to連用。

The medicine is crucial to the boy's life.

這種藥對(duì)這個(gè)男孩的生命至關(guān)重要。

(2)make up意為“組成,構(gòu)成”,在本句中意為“占有”。

The homeless make up a growing percentage of America's population.

無家可歸者在美國(guó)人口中所占的比重呈上升趨勢(shì)。

【2011浙江杭州】28. I have to well prepare for the math test tomorrow because it ______ 30% of the final exam. A. sets up B. puts up C. uses up D. makes up 答案:D

【解析】詞義辨析。set up 意為“建立;搭建”;put up 意為“張貼;舉起”;use up意為“用完”; 而make up意為“組成”。由句意“我不得不為明天的數(shù)學(xué)測(cè)試做好準(zhǔn)備,因?yàn)樗计谀┛荚嚨?0%!笨赏茢噙xD。

(3)final形容詞,意為“最后的;最終的”。final exam期末考試

The final thing she did before she left the house was to look the door.

她離開房子前做的最后一件事是鎖門。

11.I’m really anxious, because I can’t find my backpack.

我真的很著急,因?yàn)槲艺也坏轿业谋嘲恕?br />
anxious是形容詞,意為“憂慮的,擔(dān)心的,渴望的”,著重指焦急、著急、擔(dān)心的心情。

常用結(jié)構(gòu)如下:

be anxious for/about為……而擔(dān)憂;為……著急;渴望……

be anxious (for sb.) to do sth.渴望(某人)做某事

Parents are anxious about their children's health.父母都為孩子們的健康而擔(dān)憂。

He's anxious to have a bike of his own.他渴望擁有一輛自己的自行車。

12.She’s worried because of her test.她因?yàn)榭荚嚩薄?br />
because of意為“因?yàn)椋捎凇薄?br />
She was absent because of sickness.她因生病而缺席。

注意

because表示直接原因,回答why的提問,一般放在主句之后,也可單獨(dú)存在,它引導(dǎo)一個(gè)原因狀語(yǔ)從句;而because of不能引導(dǎo)從句,其后一般跟名詞、代詞、動(dòng)名詞或名詞短語(yǔ)。

中考鏈接

【2011?揚(yáng)州】He had to retire(退休) early ______ poor health.

A. as a result B. because

C. so D. because of

答案:D

【解析】連詞考查。Because與because of都表示原因,但because必須引導(dǎo)句子,而because of后跟名詞。

【2011四川宜賓】29. He didn’t go to school yesterday _______ he was ill.

A. because B. because of C. if D. so

答案:A

【解析】A考查連詞的用法。because引導(dǎo)的狀語(yǔ)從句,根據(jù)句意:他昨天沒來上學(xué)是因?yàn)樯×。B后面接名詞或名詞性短語(yǔ)。D經(jīng)常與that搭配引導(dǎo)目的或者結(jié)果狀語(yǔ)從句。故選A。

五、課堂檢測(cè)

Ⅰ.選詞填空

much too too much because of belong to

1.The girl was worried the coming exam.

2.The toy car must Jim because he often plays with it.

3.You are so fat that you can't eat fat(肥肉).

4.The coat is big for the thin girl.

Ⅱ.單項(xiàng)填空

1.Nancy be in Beijing.I met her in the library a few minutes ago.

A.shouldn't B.can't C.may not D.mustn’t

2.The yellow coat be Linda's because nobody likes yellow except her.

A.can't B.can C.mustn't D.must

3.(2010?貴陽(yáng)) Is that boy Ken?

??It be him.He has gone to Zunyi

A.must B.can't C.needn't

4.Anna hasn't come to school today,I think she be ill

A.can B.has to C.may D.should

5.??Excuse me.Where are we going to have our class meeting?

一I'm not sure.Ask our monitor,please.He know.

A.can B.may C.need D.shall

6.Look at the car. it your brother?

A.Does, belong B.Is;belong to

C.Does, belong to D.Is;belonging to

答案速遞

工.1.because of 2.belong to 3.too much 4.much too

Ⅱ.1~6 BDBCBC

六、學(xué)后反思

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