Greatampnbspscientists（Perioda

　　period7assessment
　　selfassessment
　　1。ihavefinishedlearningthisunitandnowifeeliamofmostofthecontentslearnedinthisunit？
　　a。slightlyconfident
　　b。confident
　　c。quiteconfident
　　d。veryconfident
　　2。inthisunitihavelearnedthefollowing
　　verbs：
　　nouns：
　　adjectives：
　　adverbs：
　　expressions：
　　patterns：
　　3。icanmakesentenceswithsomeofthewordsandexpressionsandpatternsthatilikeverymuch。
　　atest
　　一、单词拼写
　　1。exercisectobetterhealth。
　　2。iampthatigaveyouhisaddress。
　　3。theschoolboysaremorecnottomakeanymistakesinspellingthaneverbefore。
　　4。theywere（输了）inthefootballmatch。
　　5。thechemistathenewtonic（滋补品）andfounditcontainedpoison。
　　6。beforeweseethefact，wecan’tdrawa（结论）。
　　7。the（严格的）youcanbreathefreelyagain。
　　8。onetaboutthemoonisthatitisapiecebrokenofftheearth。
　　9。we（没有采纳）hisideaforamusicclub，anddecidedtohaveanartclubinstead。
　　10。thetwotownsarelbyarailway。
　　答案：1。contributes2。positive3。cautious4。defeated5。analysed6。conclusion7。severe8。theory9。rejected10。linked
　　二、单项选择
　　11。thenewinventionmaychangesinthewaytheyapplythemachine。
　　a。resultfromb。exposetoc。leadtod。putforward
　　12。tosunlightfortoomuchtimedoesharmtoone’sskin。
　　a。exposed
　　b。beingexposed
　　c。havingexposed
　　d。afterbeingexposed
　　13。writingthearticle，mrs。curieevenforgotherdinner。
　　a。absorbedin
　　b。absorbingat
　　c。havingabsorbedby
　　d。toabsorbin
　　14。whoforthelossofthatcar？
　　a。isblamed
　　b。shouldblame
　　c。istobeblamed
　　d。istoblame
　　15。pleasegivemeacallyouarriveinnewyork。
　　a。immediately
　　b。immediatelywhen
　　c。themomentwhen
　　d。atthemoment
　　16。onlywhenin1949tohismotherland。
　　a。hereturned
　　b。hereturned
　　c。didhereturn
　　d。didhereturn
　　17。hisemptybagsuggestedthathiswalletandhewassuggestedthattothepolicestationimmediately。
　　a。heshouldgo
　　b。heshouldgo
　　c。hewent
　　d。hego
　　18。thelookinherfacesuggestedthatsheitbefore。
　　a。hadn’tknown
　　b。shouldhaveknown
　　c。didn’tknow
　　d。hadn’tknown
　　19。fromstomachthediseaseattackedthebodyquicklyandsoonaffectedpersonwasdead。
　　a。anb。；thec。thed。
　　20。weallgotinterestedinhisexperiencehowhegothisjob。
　　a。concerned
　　b。concerning
　　c。beingconcerned
　　d。wasconcerning
　　21。afterifinishedoneglassofwine，hepouredmesecondglassofbeer。
　　a。ab。thec。d。an
　　22。itisreportedastrongearthquakepakistaninoct。XX。
　　a。stroke
　　b。hit
　　c。stroke
　　d。hit
　　23。it’seighto’clock。whereisben？
　　i’mafraidhewillbetotonight’smeeting。
　　a。join
　　b。attend
　　c。cometo
　　d。come
　　24。iaskedmypenpalifhetomypartywhenhetimenextsunday。
　　a。willcome
　　b。has
　　c。willcome
　　d。has
　　25。itisalmost5yearswesaweachotherlasttime。
　　a。beforeb。sincec。afterd。when
　　答案：1115cbada1620cddcb2125abbdb
　　三、完形填空
　　whenyouarriveintheukatoneofthemajorinternationalairports（eg。heathroworgatwick）oroneofthebigregionalairports（eg。manchesterorglasgow），youneedtofollow26tofindyourwayout。
　　firstofall，youwillhavetoshowyour27toanimmigrationofficerandyouwillbeasked28youarecomingtotheuk，andwhetheryouhaveenoughmoneyto29thecostofyourstay。sometimes，youhaveto30itwithabank31orsponsor’sletter。youshouldbe32toanswerquestionsabout33andyourintentionsduringyourstayinthe34。
　　whentheimmigrationofficerhas35yourdocumentsandiscertainthatyouarea36student，youwillgeta37inyourpassport38howlongyoucanstay。after39immigrationcontrolyouwillbeableto40yourbaggageononeoftheconveyerbelt（传送带）inthebaggagecollect41。whenyouhavefoundallyourbaggageyoumustpassthroughthe42control。ifyouhave43todeclare，youcangetoutfromthe44channel。ifyoudohavesomethingtodeclare，jointhe45fortheredchannel。
　　26。a。wordsb。ordersc。waysd。signs
　　27。a。cardb。idc。letterd。passport
　　28。a。howb。whyc。whend。whether
　　29。a。coverb。payc。spendd。take
　　30。a。sayb。explainc。proved。provide
　　31。a。statementb。notec。accountd。notice
　　32。a。honoredb。pleasedc。requiredd。prepared
　　33。a。yourfamilyb。yourpossessions
　　c。yourselfd。yourcountry
　　34。a。schoolb。countryc。countyd。shire
　　35。a。checkedb。foundc。signedd。handed
　　36。a。newb。truec。reald。imaginary
　　37。a。pieceb。stamp（图章）c。tickd。mark
　　38。a。showingb。sayingc。dealingd。putting
　　39。a。gothroughb。lookthroughc。comingthroughd。passingthrough
　　40。a。deliverb。collectc。sendd。carry
　　41。a。onesb。helpc。aread。condition
　　42。a。firstb。officer’sc。airport’sd。customs’
　　43。a。nothingb。anythingc。somethingd。everything
　　44。a。redb。greenc。yellowd。narrow
　　45。a。massb。passengersc。lined。students
　　答案：2630ddbac3135adcba3640cbadb4145cdabc
　　四、阅读理解
　　a
　　laptop（便携式）computersarepopularallovertheworld。peopleusethemontrainsandairplanesinairportsandhotels。theselaptopsconnectpeopletotheirworkplace。intheunitedstatestoday，laptopsalsoconnectstudentstotheirclassrooms。
　　westlakecollegeinvirginiawillstartalaptopcomputerprogramthatallowsstudentstodoschoolworkanywheretheywant。withinfiveyears，eachofthe1500studentsatthecollegewillreceivealaptop。thelaptopsarepartofa10millioncomputerprogramatwestlake，a110yearoldcollege。thestudentswithlaptopswillalsohaveaccesstotheinternet。inaddition，theywillbeabletouseemailtospeakwiththeirteachers，theirclassmates，andtheirfamilies。however，themostimportantpartofthelaptopprogramisthatstudentswillbeabletousecomputerswithoutgoingtocomputerlabs。theycanworkwithitathome，inafastfoodrestaurantorunderthetreesanywhereatall！
　　becauseofthemanychangesincomputertechnology，laptopuseinhighereducation，suchascollegesanduniversitiesisworkable。aslaptopsbecomemorepowerful，theybecomemoresimilartodesktopcomputers。inaddition，theportablecomputerscanconnectstudentstonotonlytheinternet，butalsolibrariesandotherresources。statehighereducationofficialsarestudyinghowlaptopscanhelpstudents。stateofficialsalsoaretestinglaptopprogramsatotheruniversities，too。
　　atwestlakecollege，morethan60percentofthestaffusecomputers。thelaptopswillallowallteacherstousecomputersintheirlessons。asonewestlaketeachersaid，hereweareinthemiddleofvirginiaandwe’regivingstudentsawindowontheworld。theycanseeeverythinganddoeverything。
　　46。themainpurposeofthelaptopprogramistogiveeachstudentalaptopto。
　　a。usefortheirschoolwork
　　b。accesstheinternet
　　c。workathome
　　d。connectthemtolibraries
　　47。whyisthewordspeakinthesecondparagraphinquotationmarks？
　　a。theydon’treallytalk。
　　b。theyusethecomputerlanguage。
　　c。laptopshavespeakers。
　　d。noneoftheabovereasonsisconnected。
　　48。whichofthefollowingistrueaboutwestlakecollege？
　　a。allteachersusecomputers。
　　b。1500studentshavelaptops。
　　c。itisanoldcollegeinamerica。
　　d。studentstherecandoeverything。
　　49。awindowontheworldinthelastparagraphmeansthatstudentscan。
　　a。attendlecturesoninformationtechnology
　　b。travelaroundtheworld
　　c。getinformationfromaroundtheworld
　　d。havefreelaptops
　　50。whatcanweinfer（推断）fromthepassage？
　　a。theprogramissuccessful。
　　b。theprogramisnotworkable。
　　c。theprogramistooexpensive。
　　d。wedon’tknowtheresultyet。
　　答案：4650aaccd
　　b
　　astheproverbsays，nooneknowsthevalueofhealthuntilhelosesit。inotherwords，nothingismorevaluablethanhealth。
　　itisclearthathealthisthefoundation（基础）ofone’sfuturesuccess。ifyoubecomesick，itisscarcelypossibletopursue（从事）yourcareereffectively，muchlessmakeyourdreamscometrue。ontheotherhand，ifyouarestrong，youcangoallouttoovercometheobstacles（障碍）thatlieaheadofyou。
　　healthistheresourceofourenergy。whatshouldwedotomaintain（保持）ourhealth？firstweshouldexerciseeverydaytostrengthenourmuscles。second，wemightaswellkeepgoodhours。ifwegetupearly，wecanbreathefreshairandseethesunrise。thishabitcandowondersforouroutlookonlife。third，thereisaproverbthatsays，preventionisbetterthancure。ifyoupaycloseattentiontoyourhealth，youcanavoidgettingsick，oratleastcureyourselfofadiseasewhileitisstillinitsbeginningstage。
　　inconclusion，healthismoreimportantthanwealth。thosewhoarerichbutpoorinhealtharenomorefortunatethanthosewhoarepoor，andhealthyinbody。ifyouwantyourwishtocometrue，healthisthemostimportantcomponent（组成部分）ofyoursuccess。
　　51。amanknowsthevalueofhealth。
　　a。tillheloses
　　b。beforehelosesit
　　c。afterhelosesit
　　d。whenhedoesn’tloseit
　　52。inthesecondparagraph，goallouttomeans。
　　a。goyourselfoutsideto
　　b。tryveryhardto
　　c。gowithyourfriendsto
　　d。saveyourenergyto
　　53。inthethirdparagraph，thetopicsentenceis。
　　a。healthistheresourceofourenergy
　　b。preventionisbetterthancure
　　c。wemightaswellkeepgoodhours
　　d。thishabitcandowondersforouroutlookonlife
　　54。thosewhoarerichbutpoorinhealtharenomorefortunatethanthosewhoarepoor，andhealthyinbodythissentenceisunderstoodas
　　a。thosewhoarerichbutpoorinhealtharelessfortunatethanthosewhoarepoor，andhealthyinbody。
　　b。thosewhoarerichbutpoorinhealthareasfortunateasthosewhoarepoor，andhealthyinbody。
　　c。thosewhoarerichbutpoorinhealtharenotmorefortunatethanthosewhoarepoor，andhealthyinbody。
　　d。thosewhoarerichbutpoorinhealthareasunfortunateasthosewhoarepoor，andhealthyinbody。
　　答案：5154cbad
　　c
　　inthe1960s，medicalresearchersthomasholmesandrichardrahedevelopedachecklistofstressful（有压力的）events。theyfoundoutthatanymajorchangecouldbestressful。negativeeventslikeseriousillnessofafamilymemberwerehighonthelist，butsoweresomepositivelifechangingevents，likemarriage。whenyoutaketheholmesrahetestyoumustrememberthatthescoredoesnotshowhowyoudealwithstressitonlyshowshowmuchyouhavetodealwith。andwenowknowthatthewayyoudealwiththeseeventshasagreateffectonyourchancesofstayinghealthy。
　　bytheearly1970s，hundredsofsimilarstudieshadfollowedholmesandrahe。andmillionsofamericanswhoworkandliveunderstressworriedoverthereports。somehow，theresearchgotboileddowntoamemorablemessage。women’smagazinesranheadlineslikestresscausesillness！ifyouwanttostayphysicallyandmentallyhealthy，thearticlessaid，avoidstressfulevents。butsuchsimplisticadviceisimpossibletofollow。evenifstressfuleventsaredangerous，manylikethedeathofalovedoneisimpossibletoavoid。moreover，anywarningtoavoidallstressfuleventsisaprescription（处方）forstayingawayfromopportunitiesaswellastrouble。sinceanychangecanbestressful，apersonwhowantedtobecompletelyfreeofstresswouldnevermarry，haveachild，takeanewjobormove。
　　theideathatallstressmakesyousickalsotakesnonoticeofwhatweknowaboutpeople。itissupposedthatwe’reallweakandpassiveinthefaceofdifficulty。butmanycomethroughperiodsofstresswithmorephysicalandmentalstrengththantheyhadbefore。wealsoknowthatalongtimewithoutchangeorchallengecanleadtoboredomandphysicalandmentaldamage。
　　55。thestudiesonstressintheearly1970’sledto。
　　a。widespreadworryoveritsharmfuleffects
　　b。greatfearaboutthementalproblemsitcouldcause
　　c。adeepresearchintoillnessesconnectedwithstress
　　d。popularavoidanceofstressfuljobs
　　56。accordingtothepassagepeoplewhohaveexperiencedupsanddownsmaybecome。
　　a。discouragedwhenfacedwithdifficulty
　　b。physicallyandmentallyweak
　　c。moreexperiencedinthefaceofdifficulty
　　d。uninterestedinwhathappenstothem
　　57。what’sthepurposeofwritingthetext？
　　a。totellpeoplethediscoveriesaboutstress。
　　b。totellpeoplehowtokeephealthy。
　　c。tohelppeopleavoidstressfulevents。
　　d。tohelppeopleviewstressproperly。
　　答案：5557acd
　　d
　　i’mgwenoutenwiththevoaspecialenglishdevelopmentreport。
　　afewyearsago，researchersdiscoveredasimpleanswertoabigproblem。theyfoundthatthebacteriathatcausescholeracanberemovedfromdrinkingwaterwithsimpleclothfilters。pouringwaterfromriversorlakesthroughseveralthicknessesofclothcantraptinyorganismslikethecholerabacteria。
　　athreeyearstudytookplaceinbangladesh。americanandbangladeshiscientistswentto65smallvillagesinacountrywherecholeraisamajorhealthproblem。theytestedtheuseofsarisasclothfilters。asariisthetraditionalclothingwornbymostwomeninbangladesh。
　　peopleinonegroupofvillagesusedclothfromoldsaris，foldedeighttimes，asafilterfortheirdrinkingwater。peopleinanothergroupofvillagesusedmodernnylonfiltersfortheirwater。peopleintheothervillagescontinuedtogatherwaterintraditionalways，withoutusingfilters。about44000peoplewerestudiedineachofthethreegroupsofvillages。
　　ritacolwellfromtheuniversityofmarylandatcollegeparkhelpedleadthestudy。shesaidthepeopleinthevillagesusingfiltersfromoldsarishadthelowestnumberofcasesofcholera。theresearchersalsofoundthatalmost99percentofcholerabacteriacouldbefilteredoutwiththesaricloth。ritacolwellsaidclothfromoldsarisworkedbestbecauseithasbeenwashedrepeatedly。shesaidthespacebetweenthethreadsofthematerialnarrowswhentheclothiswashed，soittrapssmallerparticles。
　　choleraisanintestinal（肠道，肠内物，侵袭肠的）infectionthatcandevelopinthebodyinlessthanfivedays。itcanquicklyleadtoseverelossoffluidsthroughdiarrhea（腹泻）andvomiting（呕吐）。choleracancausedeathiftreatmentisnotgivenquickly。childrenunderagefivearemostatrisk。
　　peoplegetthediseasebydrinkingwateroreatingfoodthatcontainsthebacteria。thediseaseismostoftenfoundinareaswherethereisuncleanwaterandpoorsystemsfortreatinghumanwaste。
　　themostrecentyearlyreportoncholeraonthewebsiteoftheworldhealthorganizationisfortwothousandtwo。thatyear，52countriesreportedatotalof142000cases。theseinfectionsresultedinmorethan4500deaths。
　　thisvoaspecialenglishdevelopmentreportwaswrittenbyjillmoss。i’mgwenouten。
　　58。thispassageisa。
　　a。aletter
　　b。anewsreport
　　c。astatement
　　d。anannouncement
　　59。whatdoestheunderlinedwordsariinparagraph3mean？
　　a。akindofcloth
　　b。ahatc。sars
　　d。anoutergarment
　　60。whichoneofthefollowingistrue？
　　a。americanandsomeafricanscientistswentto65smallvillagestotesttheuseofsaris。
　　b。therearelessthan4400peopleinthesevillages。
　　c。choleraisanintestinalinfectionthatcanbringaboutfeverandvomiting。
　　d。thediseaseismostoftenfoundinareaswherethereisdirtywaterandpoorsystemsfortreatinghumanwaste。
　　答案：5860bdd
　　e
　　departmentofhealth
　　hongkong
　　importantnoticetoallpersonsarrivinginhongkong
　　duringyourstayoutsidehongkongyoumayhavebeenexposed（面临）tocertaininfectious（传染）diseaseswithoutyourknowledge。
　　incaseyoudevelopanysymptom（症状）suchasfever，chills，skinrash（皮疹），diarrhea（腹泻）orvomiting（呕吐）within14daysofyourarrivalinhongkong，emergencydepartmentgeneraloutpatientclinic。pleasebringalongthiscard。
　　chiefportofficer
　　theporthealthoffice
　　theirstaffisgladtoansweryourquestionsabouttravelhealth。
　　pleaseinquireat：
　　hongkongisland
　　18f，wuchunghouse，213queen’srd。east，wanchai。
　　tel：29618840
　　kowloonroom905，governmentoffices，cantonroad。
　　tel：23683361
　　61。thisnoticeisto。
　　a。allcitizensinhongkong
　　b。allpersonsgoingtohongkongfromkowloon
　　c。alltravelerstohongkong
　　d。allpeopletravelingintheworld
　　62。youmaygetsomeinfectiousdiseases。
　　a。whenarrivinginhongkong
　　b。beforeyouunderstandthem
　　c。within2weeksofyourarrivalinhongkong
　　d。beforearrivinginhongkong
　　63。ifyoufindanysymptom，whichofthefollowingplacesisnottheplacewhereyoushouldgo。
　　a。thehospital。
　　b。emergencydepartment。
　　c。theclinic。
　　d。theporthealthoffice。
　　64。wherecanaforeignerreadthiskindofnotice？
　　a。athospital。
　　b。atthecustom（海关）。
　　c。on18f，wuchunghouse，213queen’srd。east，wanchai。
　　d。inroom905，governmentoffices，cantonroad，kowloon。
　　65。whichofthefollowingstatesisnottrue？
　　a。skinrashisaninfectiousdisease。
　　b。therearetwodepartmentsofhealth，oneinhongkongislandandtheotherinkowloon。
　　c。youmayhavesometroublewithoutthiscardwhenyougotoahospital。
　　d。itisverypossiblethatyougetsomeinfectiousdiseasebutyoudon’tknowit。
　　答案：6165cddbb
　　五、短文改错
　　itwasthreeo’clockinthemorningwhilesuddenly66。
　　thephonerang。mr。mikeclimbedoutoffbedand67。
　　answered。listen，i’myournextdoorneighbor，68。
　　andyourdogisbarkingsuchloudthatican’tsleep。69。
　　ifyoudon’tdosomethingaboutit，i’mgoingtokill70。
　　thatdog！thesecondmorningatthreeo’clock，71。
　　mr。mikewenttoatelephoneandphonedhisneighbor。72。
　　hisneighborforcedhimtomovetothephoneandsleepily73。
　　answereditlisten，you，shoutedmr。mike，idon’t74。
　　stillevenhaveadog！theneighborwassurprisedto75。
　　hearthat，forhehadalreadyforgottenwhathehadsaid。
　　答案：66。whilewhen67。offof68。answer后加it69。suchso70。somethinganything71。secondnext72。athe73。himhimself74。75。去掉still
　　answerstotheworkbookexercises
　　p4
　　1。choosethecorrectwordsorexpressionstocompletethepassage。
　　suggestedanswers：examined，putforward，exposed，cured，immediately，lookinto，announced，instruct，valuable
　　2。suggestedanswers：
　　makeatelephone，makeaplan，makeaspeech，makeachange，makeadecision，makeacontribution，makeanoise，makeadescription
　　p42
　　1。suggestedanswers：exposed。。。link。。。connect。。。defeat
　　2。translation（在做翻译题时，首先要分析句子的主干，确定应该用什么句型，然后抓住时态和重点短语，切记避免中文式英语。）
　　1）ididn’tgooutofmyapartmentthissummerapartfromgoingtothepark。
　　2）theresultsofthesescientificexperimentsareveryvaluabletous。theywillcontributetothesuccessofourresearch。
　　3）inadditiontothegoodsalary，iwillofferyouanewapartment。
　　4）itishardtodrawaconclusionwithoutenoughevidence。
　　5）aftercompletingthecomposition，pleasecheckitcarefullytoseeifallthesentencesmakesense。
　　6）youaregoingtoattendthelecture，areyou？butitseemsyouarenotsoenthusiasticaboutit。
　　7）toomuchworkandnotenoughrestwillleadtodiseases。
　　8）thegovernmentannouncedthatthediseasehadbeencontrolled。
　　9）professoryangisstrictwithhisassistants，whomustdoexperimentsashetells。
　　suggestedanswers：
　　impossible，incredible，disappear，unable，midnight，misunderstand，overpay，retell，telegram，undervalue
　　p44
　　suggestedanswerstoex1
　　16prepared，interested，worried，continued，arrived，concerned，frightened
　　suggestedanswerstoex2
　　1。ifoundthisbrokenplateonthefloor。
　　2。isawatalldarkandhandsomemannamedxiaoming。
　　3。ilookedatthatmodernabstractpaintingcoloredinyellowsandgreens。
　　4。yesterdayigottheexpectedanswertomyquestion。
　　5。sheisoneofmyfriendsdevotedtomyinterests。
　　6。wesawmanycrackedwindowsinthatroom。