Unit 7 The Adventures of Tom Sawyer 重点词汇知识梳理+巩固练习

I.Key?words?
1.adventure?(n.)?冒险；冒险经历?
【知识拓展】
①adventures?(adj.)有冒险精神的；大胆开拓的?
②adventurer?(n.)?冒险者，冒险家?
【活学活练】
(1) When?you?are?a?child,?life?is?one?big?adventure.??在孩提时代，生活实是一大不寻常的经历。
(2) For?the?more?adventures?tourists,?there?are?trips?into?the?mountains?with?a?local?guide.??
对更愿猎奇探险的旅游者，由本地向导带领进山旅游。??
(3) Adventurers?all?like?going?to?unusual?places.? 冒险家都喜欢去不寻常的地方。??

2.congratulations?(n.)?祝贺，恭祝?
【知识拓展】
①congratulate?(v.)?祝贺（某人）?
②congratulate sb on sth 祝贺某人某事
②congratulate?oneself?on~~~?庆幸，为自己高兴?
【活学活练】
?(1) I?offer?you?my?hearty?congratulations.? 我衷心向你祝贺。?
?(2)?I?congratulate?you?on?your?success.? 我祝贺你成功
?
3.progress?(n.)?进展，进步?
【知识拓展】
?make?progress?取得进步?
【活学活练】
?(1) He?painted?one?board?and?surveyed?his?progress.? ?他粉刷了一块木板并查看了进度。?
?(2) You?have?made?great?progress?in?speaking?English.? 你在讲英语方面取得了巨大的进步。??

4.silence?(n.)沉默；缄默?
【知识拓展】
①silent?(adj.)?沉默的；安静的? 比较级：more?silent?最高级：most?silent??
②keep?silent? 保持安静
③in?silence 静静地；沉默地
【活学活练】
(1) Ben?watched?Tom?in?silence.?? 本沉默的看着汤姆。?
(2) It?was?a?silent,?moonless?night.? 那是个寂静的，没有月亮的晚上。?
?
5.celebrated?(adj.)?著名的；文明的?
【知识拓展】
celebrate?(v.)庆祝；祝贺?
(1) This?interesting?story?is?called?“The?celebrated?jumping?frog?of?Calaveras?County”?
?这个有意思的故事叫做“卡拉韦拉县著名的跳蛙”。?
?(2) How?do?you?celebrate?Christmas?? 你如何庆祝圣诞节？?
6.pretend?(v.)?假装；佯装?
【知识拓展】
pretended?(adj.)?伪装的，假装的，伪称的
pretender?(n.)?伪装者，冒充者????
pretend?to?do?sth.?假装···?
pretend?that?+?从句?假装···（样子）?
【活学活练】
(1) He?pretended?that?he?was?working?hard.?? 他装出一副工作很卖力的样子。?
(2) He?pretended?to?be?dead?when?he?met?a?bear.? 当他遇到一头熊时，他就装死。???

7.trick?sb.?into?doing?sth.?诱使某人做某事；欺骗某人做某事?
【知识拓展】
①trick?sb.?out?of···从某人手中骗走（金钱、物品等）?
②play?a?trick?on?sb.?捉弄某人?
【活学活练】
(1) I?tricked?him?into?stepping?outside?and?locked?him?out.?
我骗他走到屋外，然后把他锁在外面。?
(2) A?stranger?tricked?her?out?of?1500.? 一个陌生人从她手中骗走1500元。?
(3) I?sometimes?play?a?trick?on?my?brother.? 我有时候捉弄我的弟弟。?

II.Key?language?points:???
1.?On?Saturday?morning,?every?boy?in?town?was?happy,?except?Tom?Sawyer.??
??except??prep.?除……之外，?表示同类事物之间的关系，?不能放在句首，?其后接名词，代词，副词，介词短语，动词不定式（短语）。?
??_______________________________________. ?除了星期日外，我们天天上课。
◎辨析：except,?besides,?but?与?except?for?
except 除…之外；除去…? ?强调从整体中除去部分，即except?后的部分不包括在整体之内
besides ?除…之外，还有? 强调除去一部分还有另外一部分，即?besides?后的部分包括在整体之内??
?but? ?除了 多与no?one，nobody，all，who等连用，其余情况下可与except?换用
except?for ???除去……之外? 表示对一个人或事物先进行一个整体评价，再就局部或细节提出看法
【活学活练】
1.?The?students?went?to?the?zoo?______?Tom.?除了汤姆之外，?学生们去了动物园。? except
2. His?article?is?very?good?__________?a?few?spelling?mistakes.? Except for
3.There?are?three?more?visitors?______?me.??除了我之外，?还有三名参观者。? besides
4.?All?_____?him?have?gone?to?Japan.???除了他之外其他人都去了日本。? but
他的文章很好，只是有几处拼写错误。?
5.?--All?the?workers?went?home?yesterday?___B_____?Mr.?White.?Why????
--Because?he?was?on?duty.?
????A.?except??????B.?besides?????C.?except?for?????D.?beside?
2.Tom?began?to?think?of?the?games?that?he?wanted?to?play.??
think?of?“想象到；想出；考虑“。后面接名词，代词和动名词。?
_____________________________________.?我们正在考虑搬家。??
(We’re?thinking?of?moving?house.)
【知识拓展】
①think?of?“认为”?
②think?about?考虑??????????????think?over?仔细考虑
_______________________________.?你认为这部电影怎么样？
(What?do?you?think?of?the?film?=How?do?you?like?the?film?)

3.He?knew?the?boys?who?were?free?would?soon?come?along?and?make?fun?of?him.???
come?along?意为：出现，来到??
(1) Do?you?want?to?come?along?????????你想来吗？
(2) There's?a?barbecue?tonight?and?you're?very?welcome?to come along.?????????
今晚有个烧烤野餐，非常欢迎你一起来。?
???
4.He?picked?up?his?brush?and?went?back?to?work.???
pick?up?“拾起，捡起”?是“动词+?副词”构成的短语，若其后接代词，则代词只能放在pick?和up?之间，?若后面接名词，则名词既可放在pick?和up?之间，也可放在pick?up?后面。
?【知识拓展】
pick?up还有“（开车）接/取，搭载；（不费力/无意）学会，获得”之意。????
【活学活练】
(1)There?is?a?book?on?the?floor.?Please?pick it up. 地板上有一本书。请把它捡起来。
(2)?He?picked?up?his?cap?from?the?floor?? 他从地上捡起他的帽子。
(3) I saw a mother pick up her daughter. 我看见一位母亲来接她女儿。

5.Does?a?boy?get?a?chance?to?paint?a?fence?like?this?every?day????
chance n. 机会,可能性?
【知识拓展】
①take?a?chance?冒险，碰运气????????????????????
②have/get?a?chance?to?do?sth.?有机会做某事?
③by chance 偶然
【活学活练】
(1) Don't?take?a?chance?to?cheat?in?the?exam.?? 在考试中，不要冒险作弊。
(2) I?finally?got?a?chance??????? ????????(?stand)?at?the?front?of?fashion.??
(3) Don’t talk to a stranger you meet by chance in the wood.
不要对一个你在树林中偶然遇到的陌生人说话。

6.Then?he?went?on?painting.?
?go?on?doing?sth.意为：不停地做某事，继续做某事
【知识拓展】
①go?on?to?do?sth. 意为：接着做另一件事?
②go?on?with?sth. 意为：继续做某事?（前后做同一件事，但中间有暂停情况）??
【知识拓展】
(1) The?students?went?on?talking?and?laughing?all?the?way?.? 学生们一路上说说笑笑。
(2)?You?can’t?go?on?working??without?a?break.? 你不能不停地工作而不休息。
??
练一练：
一．根据句意及首字母提示完成句子。?
1.?The?playground?is?over?120?y__________long.?
2.?Today?is?Janet’s?birthday.?Her?face?is?full?of?j_________.?
3.?It’s?a?fine?day?today.?Would?you?like?to?fly?__________?with?me.?
4.?The?wall?gained?two?c_________?of?paint?at?last.?
5.?I?sold?everything?I?owned?e___________?for?my?car?and?my?books.?
6.?I’m?glad?you?have?made?such?great?p__________.?
7.?We?walked?for?an?hour,?then?stopped?and?had?a?r_________.?
8.?You’re?very?quiet;?what?are?you?t_________?of??
9.?Be?serious,?Jack!?Don’t?m________?fun?of?me.?
10.?Go?now?and?I’ll?come?a_________?later.??
Yards; joy; kites; coats; except; progress; rest; thinking; make; along

二．根据句子意思用所给词的适当形式填空。?
1.?_______________?(Adventures)?are?all?very?brave.?
2.?In?the?library,?we?should?read?in?___________(silent).?
3.?We?saw?such?a?_____________?(humor)?film?that?we?wanted?to?see?again.?
4.?After?having?a?rest,?Tom?went?on?____________(paint)?the?fence.?
5.?What?a?____________(surprise)?thing?it?is!?
6.?These?boards?_____________(paint)?by?the?Tom?yesterday.?
7.?More?teachers?would?like?to?be?more?_____________?(adventure)?and?creative.?
8.?She?sings?_________?(bad)?in?our?class,?we?don’t?like?her?songs.?
9.?You?must?be?___________(care)?not?to?hurt?your?eyes.?
10.?After?you?complete?this?_________(task),?report?to?the?manager.?
Adventurers; silence; humorous; painting; surprised; were painted; adventurous; badly; careful; task

巩固提高
I.?词语释义
从下面每小题的A、B、C三个选项中选出可以替换划线部分的最佳选项。( ??)?1.?I?read?a?novel?yesterday,?and?it’s?about?the?experiences?of?a?soldier.?????
A.?wonderful?play??????????B.?long?poem? C.?long?written?story?
(?? )?2.?When?did?people?come?along?on?Earth??????
A.?disappear???????????????B.?stay?up C.?appear?
(? ?)?3.?The?old?man?told?us?a?humorous?story.?And?it?made?us?laugh.?????
A.?funny??????????????????B.?strange? C.?special?
( ??)?4.?This?is?a?difficult?task.?But?I’m?sure?that?we?will?complete?it.?????
A.?job????????????????????????B.?problem??? ?C.?choice?
(?? )?5.?You?look?tired,?and?you?can?go?to?take?a?rest.?????
A.?change??????????????????B.?break? ??C.?shower?
( ??)?6.?I?surveyed?the?paper?again?before?I?handed?it?over.?????
A.?looked?up????????????????B.?looked?over?????C.?looked?for?
( ??)?7.?They?finished?their?meal?in?silence.?????
A.?with?great?noise?????B.?without?saying?anything?????C.?quickly?
(? ?)?8.?He?is?really?annoying?because?he?always?makes?fun?of?others.?
A.?laughs?at???????????????????B.?lies?to C.?helps?with?
( ??)?9.?The?teacher?walked?toward?the?classroom,?and?carried?a?book?in?his?hand.?
A.?read??????????????????????B.?followed?????C.?held?
(? ?)?10.?My?father?got?a?chance?to?attend?an?important?meeting?in?London.?
A.?had?a?chance??????????B.?got?an?invitation?????C.?made?up?his?mind?
( ??)?11.?After?coming?back?home,?I?started?to?do?my?homework?at?once.
A.?began??????????????????B.?decided?????C.?wanted?
(? ?)?12.?My?friend?offers?me?some?advice?on?the?problem.
A.?leaves???B.?gives????C.?teaches?
( ??)?13.?I’m?really?pleased?that?you’re?feeling?better.?
A.?surprised??????????????B.?worried?????C.?happy?
(? ?)?14.?I?enjoyed?myself?during?the?summer?holidays.??
A.?was?excited???????????B.?had?a?good?time?????C.?had?no?idea?
(? ?)?15.?Thomas?is?a?celebrated?painter.?He?has?created?many?wonderful?works.?
A.?famous????????????????B.?clever???? ?C.?Common
?1-5?CCAAB?? 6-10?BBACA????11-15?ABCBA?

II.?语法填空
????阅读下面短文,?按照句子结构的语法性和上下文连贯的要求,?在空格处填入一个适当的?词或使用括号中词语的正确形式填空。
??One?day?a?man?put?(16)?_____?ad?in?most?of?the?newspapers?in?England.?He?said?that?he?was?a?
young?man?with?millions?of?(17)?_______?(pound)?and?great?knowledge.?He’d?like?to?find?a?girl?to?
be his?wife?and?the?girl?must?be?like?the?one?in?the?books?(18)?__________?(write)?by?Somerset?
Maugham.?Thousands?of?parents?and?young?girls?knew?about?the?ad?at?once.?Parents?all?went?to?
the?(19)?___________?(bookshop)?to?look?for?Somerset?Maugham’s?books.?They?(20)?_____?(buy)those?books?for?their daughters?(21)?_________?presents.?Girls?tried?to?get?those?books?to?read?
although?they?weren’t?interested?in?(22)?________?(read).?They?wanted?to?know?what?kind?of person the rich?man?wished?for.?Before?long?all?the?books?of?Maugham?were?(23)?______?(sell)
out?and?the?writer?(24)?______?(be)?known?all?over?(25)?______?country.?Who?was?the?rich?man?
It?was?Somerset?Maugham?who?put?the?ad?in?the?newspapers!?The?ad?saved?his?books?and?it?made?
him?famous?too!
16.?an???17.?pounds???18.?written????19.?bookshops????20.?bought???21.?as????22.?reading?????23.?sold????
24.?was???25.?the

Ⅲ.完形填空
No?one?knows?who?made?the?first?cheese,?but?an?old?legend?says?that?it?was?an?Arabian?merchant.?He?put?his?milk?in?a?__1___made?from?a?sheep's?stomach?and___2___?across?the?desert.?The?__3___of?his?camel,?the?desert?heat,?and?the?chemicals?in?the?pouch?lining?made?the?milk?___4___into?curds?and?whey.?The?thick?part,?or?curd,?was?the?first?cheese.?
??Ancient?records?show?that?cheese?has?been?eaten?for?more?than?four?thousand?years.?From?
earliest?times?it?has?been?___5____a?very?___6__food.?Americans?eat?___7__cheese?than?people?
in?some?countries?do,?yet?they?still?eat?eight?to?ten?pounds?a?year?per?person.?
??Today?cheese?is?made?___8__the?world.?Most?cheese?is?made__9___?cow's?milk,?__10___the?
supply?of?this?milk?is?greater?throughout?the?world.?Smaller?quantities?come?from?the?milk?of?other
animals—goats,?sheep,?camels,?and?even?reindeer.?
(?? ?)?1.?A?cup?????????? ?B?jar????????? C?bag????????? D?bottle??
(? ??)?2.?A?begin?with?????B?go?off???????C?move?away??D?set?off??
(? ??)?3?A?rocking???????? B?running?????C?jumping????? D?thrilling??
(? ??)?4.?A?put??????????? B?make?????? ?C?separate??? ??D??divide??
(? ??)?5.?A?ordered?????? B?considered???C?known???? ??D?thought?
(? ??)?6.?A?rich???????? ?B?poor??????? ?C?healthy?????? D?tasty?
(? ??)?7.?A?more??????? ?B?less???????? C?bigger??????? D?more?useful??
( ???)?8.?A?through??????B?by???????? ?C?for?????????? D?all?over??
(? ??)?9.?A?of??????????? B?as?????? ???C?from????????? D?into??
( ???)?10.?A?although?????B?after?????? ?C?when??????? ?D?because?
?1-5?C?D?A?C?B???6-10.?ABDCD?

IV.?阅读理解
????阅读下列短文，从下面每小题的A、B、C、D四个选项中选出最佳选项。
A
At?the?age?of?nineteen,?Xiliu?married?Gao?Sheng,?who?had?just?lost?his?wife?and?had?a?son?named?Changfu.?A?year?later?Xiliu?gave?birth?to?a?boy?Changhu.?Before?long,?Gao?Sheng?died?of?illness.?
Seeing?Changfu?didn't?often?go?to?school,?Xiliu?sent?him?to?work?with?the?poor?boys?as?punishment.?Changfu?could?not?stand?and?wanted?to?return?to?school.?Xiliu?refused,?and?Changfu,?like?a?
beggar?(乞丐)，?huddled(蜷缩)?himself?up?with?cold.?Xiliu?said?to?Changfu,?"If?you?are ready?to
take?a?beating?of?100?strokes,?I'll?take?you?back."?Changfu?decided?that?he?would?take?the beating.
Aware?of?Changfu's?regrets?for?his?mistakes,?Xiliu?did?not?beat?him?and?asked?him?to?continue?his?studies.
?? Changhu?was?a?slow-minded?child,?so?Xiliu?asked?him?to?quit?school?and?work?in?the?fields.?ButChanghu?was?so?lazy?that?he?often?ran?away?from?work.?Xiliu?then?asked?him?to?do?business,?but?
he?used?up?all?his?money?in?gambling(赌博)．?At?last,?Xiliu?sent?him?to?Luoyang?to?sell?goods,
where?he?was?put?into?prison?for?using?fake?(假的)?silver.?In?prison?he?suffered?a?lot.?Xiliu told
Changfu,?"I?gave?the?fake?silver?to?your?brother?on?purpose,?intending?to?make?him?suffer.?Now?
you?go?and?get?him?out."?Back?home,?Changhu?knelt?before?his?mother?and?finally?gave?up?bad?
and?returned?to?good.?
(?? )?36.?How?many?children?did?Xiliu?have??????????????
A.?Zero.??????????????????B.?One.?????C.?Two.??????????????????D.?Three.?
( ??)?37.?Why?did?Xiliu?send?Changfu?to?work??
A.?Because?she?didn't?have?enough?money?for?his?schooling.
B.?Because?she?didn't?like?him.?
C.?Because?she?wanted?to?give?him?a?punishment.?????
D.?Because?Changfu?wanted?to?go?to?work.?
(? ?)?38.?What?kind?of?person?would?Changhu?probably?be?when?he?grew?up??????
A.?Hard-working.?????B.?Lazy.?????C.?Quick-minded.?????D.?Lost?in?gambling.?
(? ?)?39.?Which?of?the?following?did?NOT?Changhu?experience?
? A.?Giving?up?the?school?and?working?at?an?early?age.?????
B.?Having?some?experiences?in?the?business?field.?????
C.?Being?given?some?sufferings?by?his?mother.?????
D.?Being?behind?bars?because?of?stealing?some?silver.??
( ??)?40.?What?may?the?passage?be??
?????A.?A?story?about?how?a?woman?educated?her?children.??????
B.?A?piece?of?news?from?China?Daily.??????
C.?A?fairy?tale?from?Andersen's?Fairy?Tales.??????
D.?An?advertisement?for?selling?a?storybook. 36-40?CCADA

B
On?a?rainy?day,?about?l50?volunteers?worked?for?eight?hours?to?clean?up?Carson?Creek?that?is?
near?a?river.?About?nine?tons?of?trash?(垃圾)?was?taken?out?from?there.?
??????"We?did?a?good?job,"?said?Alan?Specter,?the?organizer?of?the?event.?"We've?planned?to?come?
back?here?one?more?time,?three?years?from?now.?Of?course,?we?hope?that?there?won't?be?so?much?
trash?next?time."?
?????The?trash?came?in?all?shapes,?sizes?and?colors:?bottles,?.bicycles,?batteries,?furniture,?clothing,?
plastic?bags,?dolls?and?even?a?golf?bag?with?a?full?set?of?golf?clubs?(高尔夫球杆).???
The?dirty?and?tiring?work?was?done?by?two?volunteering?groups?-?Save?the?Bay?and?Watch?the?Whales.?Most?of?the?volunteers?came?from?a?local?police?station?and?a?fire?station.?And?some?of?
them?were?old?people?who?had?already?got?retired.?
?????That?day,?it?rained?a?little.?All?of?them?wore?boots?and?raincoats.?The?work?took?place?along?a?
two-mile?river?with?over?500?big?yellow?trash?bags?everywhere.?
??????No?one?found?anything?that?cost?much.?A?five-year-old?boy?found?an?earring?which?he?thought?might?be?worth?a?million?dollars.?He?said?he'd?sell?it.?Then?he'd?donate?half?of?the?money?to?Watch?the?Whales,?and?use?the?other?half?to?buy?his?favourite?ice?cream?every?day.?
?????Many?people?laughed?at?the?boy's?story.?However,?it?was?easily?found?that?the?environment?
there?did?become?better.?
(? ?)?41.?What?did?the?two?volunteering?groups?do?in?Carson?Creek????????
A.?They?helped?some?homeless?animals.?
B.?They?collected?a?lot?of?trash.?
C.?They?found?something?expensive.?????
D.?They?helped?a?small?boy?achieve?his?dream.?
( ??)?42.?How?do?you?feel?about?the?volunteers??????
A.?All?of?them?were?old?but?helpful.?????
B.?All?of?them?liked?collecting?old?things.?????
C.?All?of?them?hated?to?live?near?the?river.?
D.?All?of?them?were?interested?in?volunteering.
( ??)?43.?What?might?the?underlined?word?"donate"?mean??????
A.?Look?for.?????????????B.?Pick?up.?????C.?Put?off.??????????????D.?Give?away.
(?? )?44.?Which?of?the?following?is?NOT?true?according?to?the?passage??????
A.?There?must?be?less?trash?when?the?volunteers?get?back?again.?????
B.?The?volunteers?would?continue?to?clean?the?place?in?the?future.?????
C.?In?fact,?the?earring?which?the?small?boy?found?cost?little.?????
D.?A?lot?of?trash?was?thrown?around?along?the?two-mile?river.??
( ??)?45.?What?is?the?best?title?for?the?passage?????????????
A.?Rainy?days.????? ?B.?A?boy's?dream.??????????
C.?Cleaning?up?Carson?Creek.??????D.?Something?useful?by?a?river. 41-45?BDDAC?

C
Teenagers?who?listen?to?the?same?music?often?have?a?common?look.?One?hot?style?in?music?and?
fashion?is?hip-hop.?Hip-hop?is?a?type?of?urban?music?with?a?heavy?beat.?Typical?(典型的)?hip-hop
fashions?are?loose-fitting?street?clothes.?The?style?includes?baggy?(宽松的)?pants,?sweatshirts,
hiking?boots,?baseball?caps?(usually?worn?backward),?jackets?with?sports?logos,?and?expensive?
athletic?shoes.?In?the?hip-hop?style,?boys?and?girls?often?dress?the?same?way.?
?????African-American?kids?in?Detroit?and?Chicago?first?made?hip-hop?fashions?trendy?(时髦的)?more?than?20?years?ago.?They?wore?baggy?street?clothes?to?dance?clubs.?Then?North?American?and?European?bands?also?began?wearing?like?this.?Thanks?to?the?popularity?of?music?videos?and?
movies, hip-hop?soon?became?an?international?fashion.
Teens?around?the?world,?from?Britain?to?South?Africa?to?Japan,?now?wear?hip-hop?clothing.?
Seventeen-?year-?old?Melanie?Borrow,?of?Manchester,?England,?said,?"My?pride?and?joy?in?life?are?my?Levi's?jeans."?In?the?United?States,?teens?spend?a?lot?of?money?on?hip-hop?fashions.?David?
Bowen,?17,?of?Evanston,?Illinois,?has?five?pairs?of?hiking?boots,?each?costing?around?$?100.?David?said,?"They?are?popular?because?a?lot?of?hip-hop?performers?wear?them."?
(? ?)?51.?What?is?hip-hop??????
A.?A?kind?of?street?clothes.?????B.?A?kind?of?music.?????C.?A?common?look.?????D.?A?popular?club.?
(?? )?52.?Which?of?the?following?is?the?most?typical?hip-hop?style?described?in?the?passage?

(? ?)?53.?How?did?hip-hop?become?a?fashion?around?the?world??????
A.?Boys?and?girls?wore?in?the?same?way.?????
B.?The?loose-fitting?clothes?were?comfortable.?
????C.?It?was?spread?through?the?popular?music?videos?and?movies.?
D.?North?American?and?European?bands?wore?like?that.?
( ??)?54.?What?do?Melanie?and?David?have?in?common??????
A.?Both?come?from?Europe.?
B.?Both?have?expensive?jeans?and?boots
C.?Both?love?to?be?in?hip-hop?style.?
D.?Both?are?hip-hop?performers.????
( ??)?55.?What?is?the?best?title?for?the?passage??????
A.?Fashion.?????B.?Hip-hop?style.?????C.?Popular?clothing?style.?????D.?Teenagers'?fashion.
51-55?BBCCB

D
Look?closely?at?your?hands.?Are?they?clean??It?doesn’t?matter?how?many?times?you?wash?your?
hands,?tiny?microbes（微生物）still?stay?on?them.?But?don’t?worry.?Most?microbes?don’t?harm?you.
Now?scientists?say?the?microbes?on?our?hands?could?be?used?in?a?surprising?way:?fighting?crime.?
According?to?a?recent?study,?microbes?as?well?as?fingerprints could?be?used?to?identify?the?
criminal.?
Everyone?has?his?own?set?of?microbes?on?the?hands.?That?is?to?say,?if?you?and?your?best?friend?
were?able?to?see?and?compare?all?the?microbes?on?your?hands,?your?hands?probably?would?look?
different.?Some?microbes?only?show?up?on?your?hands?while?others?live?only?on?your?friend’s?
hands.?
When?you?work?on?a?computer,?you?leave?the?microbes?from?your?hands?on?the?keyboard.The?
scientists?can?easily?tell?the?owner?of?the?keyboard?by?looking?at?the?microbes?on?it.?Even?if?you?
don't?leave?your?fingerprints?behind,?your?microbes?may?give?you?away.??
Noah?Fierer,?a?scientist?says,?“You?can?only?clean?a?fingerprint,?but?you?can’t?sterilize（使无菌）a?surface?just?by?wiping（擦）it?off.”?He?says?that?scientists?have?a?lot?more?work to?do?before the
?microbe?is?used?as?a?useful?tool.?
1. According?to?the?passage,?________could?be?used?to?identify?the?criminal.?
A.?fingerprints??????????????????????B.?scientists’?hands?
C.?microbes??????????????????? ?????D.?fingerprints?and?microbes?on?people’s?hands?
2.?Paragraph?3?tells?us?that?______.?
A.?our?hands?look?similar??????????????? ??B.?the?microbes?will?make?the?keyboard?dirty?
C.?we?should?compare?our?hands?often???????D.?we?have?our?own?sets?of?microbes?
3.?When?you?work?on?a?computer,?the?microbes?______.?
A.?just?stay?on?your?hands?????????????????B.?also?stay?on?the?keyboard?
C.?will?do?harm?to?you??????????????????? ?D.?will?disappear?
4.?From?Noah?Fierer?we?know?that?_________.?
A?fingerprints?are?no?longer?useful?in?fighting?crime?
B.?microbes?can’t?be?found?on?everyone’s?hands?
C.?unlike?microbes,?fingerprints?can?be?cleaned?if?people?wipe?them?
D.?the?microbe?is?used?as?a?useful?tool?
5. What’s?the?best?title?of?the?passage??
A.?Microbes?May?Tell?Who?You?Are????????????????? ?? ?B.?Scientists?Say?Everyone?Has?Microbes?
C.?Noah?Fierer?Does?Research?Into?Microbes??????????????D.?Fingerprints?Help?Catch?Criminals?
1-5???? DDBCC