川大《大学英语三0003》20春在线作业20001参考答案Word格式文档下载.docx
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2.—Wouldyoumindclosingthewindow?
Itiswindyoutside.—________________
A.Notatall.
B.Sure,goahead.
C.Whynot?
D.Yes,Iwould.
A
3.Thepatientsarequite_______tothenursesfortheirspecialcare.
A.enjoyable
B.helpful
C.confident
D.grateful
D
4.Henrywouldneverforget_______hismother-in-lawforthefirsttime.Hewassopleasedwiththegiftsshebroughtforhim.
A.meet
B.tomeet
C.meeting
D.met
5.He________hishomeworkbeforeIcame.
A.hasdone
B.hasbeendoing
C.haddone
D.wouldhavedone
6.Sixteen-year-oldMariawaswaitinginlineattheairportinSantoDomingo.ShewasleavinghernativecountrytojoinhersisterintheUnitedStates.ShespokeEnglishverywell.Thoughshewasveryhappyshecouldgoabroad,shewasfeelingsadatleav
A.whenshewasleavingAmerica
B.onherwaybacktoSantoDomingo
C.beforeshelefttheUSA
D.whenshearrivedattheairport
7._______carefully,thisletterisverybeautiful.
A.Type
B.Typing
C.Typed
D.Totyped
8.Thesun_______intheeastand_______inthewest.
A.rise;
set
B.rises;
sets
C.rose;
D.isrising;
issetting
B
9.—Whatdoyouwanttodo?
—________________.
A.No,Idon’twanttodoanything.
B.IwanttowatchTVforachange.
C.Whatdoyouwanttodothen?
D.Howabouthavingapicnic?
10.Aslongasthesunshines,theearthwillnotrunoutofenergy.Thesunpoursmoreenergyonearththanwecaneveruse.Mostofthatenergycomestousasheatandlight.Energyfromthesuniscalledsolarenergy.
Anythingtodowiththesuniscalled"
solar"
.ThewordbeganwiththeRomanwordforthesunandtheirgodofthesun,whowascalledSol.Solarenergyisasafekindofenergy.Itdoesn'
tmakepollutionorhavedangerousleftovers.Thatiswhyscientistsandinvestorsareexperimentingwithwaysofharnessing（治理利用）thesuntodosomeofthejobsfossilfuelshavebeendoing.
Buttomakethesundoworklikethat,theyhavetosolvesomeproblems.Theyhavetocollectthesun'
senergy.Collectingsunshineisnoteasy,unlessyouareaplant.Sunshineisnoteasytostore,either.Youcan'
tfillatankwithitorputitinthewoodbox.Youcannotmoveitthroughapipeorawire.Youcannotjustturniton.
（4）、Whataretheproblemsfacingscientistswhowanttousesolarenergy?
A.Itisnoteasytocollect.
B.Itisnoteasytostore.
C.Itisnoteasytofindout.
D.bothAandB.
11.Itisnecessary_______aforeignlanguage.
A.ofcollegestudentstomaster
B.forcollegestudentstomaster
C.thatcollegestudentsmaster
D.thatcollegestudentstomaster
12.I________anoldfriendonthewayhomeyesterday.
B.met
C.havemet
D.hadmet
13.—CanIhelpyoucarrythebag?
A.Needn’t.
B.youcouldn’tdoit.
C.Icoulddoitmyself.
D.Thankyou,butIcanmanageitmyself.
14.
—MayIuseyourbikeforamoment?
—________________.
A.It&
rsquo;
swell.
B.Itdoesn&
tmatter.
C.Byallmeans.
D.Ihavenoidea.
15.Itis_______thathehastoaskforhelp.
A.soabigjob
B.asobigjob
C.suchbigjob
D.suchabigjob
16.
正误判断题：
IfyoutravelbyairacrossthecenterofAfricaorSouthAmerica,youflyoverforestsforthousandsofkilometers.Thesegreatforestsaretheoceansoftrees.Therearethousandsandthousandsofdifferentkindsofplantsandanimals.
However,theworld'
sforestsaregettingsmallerallthetime.Wearecuttingdownthetreesbecauseweneedwood,andweneedmorefarmland.Somepeoplesaythattherewillnotbeanyforestslikethesein20or30years.Whatwillhappeniftheydisappear?
Ifwecutdownourforests,alotofplantsandanimalswilldisappearfromtheworld.Inalotofplacesthenewfarmlandwillsoonlookliketheolddeserts.Cropswillnotgrowthere.Itwillnotrainveryoften,andtheweatherwillgetveryhot.Perhapstheclimateoftheworldwillchange.Thiswillbedangerousforeveryoneintheworld.Thatiswhywemusttakecareofourforests.
（以下为试题题干）
Theneedformorewoodandmorelandhelptoprotectourforests.
A.正确
B.错误
17.Johnsucceeded________whathewanted.
A.toget
B.togetting
C.ingetting
D.andgetting
18.You’dbetter_________inbed.It’sbadforyoureyes.
A.nottoread
B.notread
C.don’tread
D.read
19._______atsuchatime,hisworkattractedmuchattention.
A.Topublish
B.Published
C.Publishing
D.Tobepublished
20.Icouldn'
tfindmyEnglish-Chinesedictionary_______.
A.anywhere
B.everywhere
C.nowhere
D.somewhere
21.—Hello,
升级会员 