四级笔试题型及答案
姓名：____________________
一、词汇理解（每题1分，共20分）
1.Thecompanyhasbeenexperiencingasignificant_______insalesoverthepastyear.
A.increaseB.decreaseC.fluctuationD.fluctuation
2.Shefelta_______ofexcitementwhenshereceivedtheinvitationtotheconference.
A.waveB.surgeC.flowD.stream
3.Theteacherslecturewasso_______thatallthestudentswerecaptivatedbyit.
A.fascinatingB.fascinatinglyC.fascinatingD.fascinatingly
4.Thenewpolicywill_______thecostofhealthcareformillionsofpeople.
A.decreaseB.increaseC.fluctuateD.fluctuate
5.Theauthorswritingstyleischaracterizedbya_______ofhumorandwit.
A.mixtureB.blendC.combinationD.mixture
二、长篇阅读（每题2分，共20分）
阅读下列短文，然后从题目所给的A、B、C、D四个选项中选出能回答所提问题的正确答案。
TheImportanceofSleep
Sleepisessentialformaintaininggoodhealthandwell-being.Itplaysacrucialroleinphysical,mental,andemotionalhealth.However,manypeopledonotgetenoughsleep,whichcanleadtovarioushealthproblems.
1.Whyissleepimportantforphysicalhealth?
A.Ithelpsregulateappetite.
B.Itbooststheimmunesystem.
C.Itaidsinmusclerepairandgrowth.
D.Alloftheabove.
2.Whatcanhappenifapersondoesnotgetenoughsleep?
A.Theymaybecomemoreirritableandpronetoaccidents.
B.Theirmemoryandconcentrationmaysuffer.
C.Theymayexperienceweightgainandheartdisease.
D.Alloftheabove.
3.Howdoessleepaffectmentalhealth?
A.Itimprovesmoodandreducesstress.
B.Itenhancescreativityandproblem-solvingskills.
C.Itimprovescognitivefunctionanddecision-makingabilities.
D.Alloftheabove.
4.Whataresomecommonsleepdisorders?
A.Insomnia
B.Sleepapnea
C.Narcolepsy
D.Alloftheabove.
5.Whatcanapersondotoimprovetheirsleepquality?
A.Establisharegularsleepschedule.
B.Createacomfortablesleepenvironment.
C.Avoidcaffeineandalcoholbeforebedtime.
D.Alloftheabove.
三、仔细阅读（每题2分，共20分）
阅读下列短文，然后从题目所给的A、B、C、D四个选项