The protection device can eliminate the faults _______ they cause more damage.

admin2009-02-10 35

问题 The protection device can eliminate the faults _______ they cause more damage.

选项 A、unless
B、until
C、before
D、although

答案C

解析 unless意为“如果不，除非”，相当于if not，用于条件状语从句。until意为“直到”，由until 引导的时间状语从句，所对应主句的谓语动词通常为延续性动词。before意为“在…之前。although意为“虽然，尽管”，引导让步状语从句。

转载请注明原文地址:https://jikaoti.com/ti/w55MFFFM

专业英语四级

相关试题推荐

ItisreportedthatChineselawmakersareconsideringregulationstopromotereadingamongthepublic.Thenewshascausedconce
(1)"Britain’sbestexport,"IwastoldbytheheadoftheDepartmentofImmigrationinCanberra,"ispeople."Closeon100,000
(1)TheTerm"CYBERSPACE"wascoinedbyWilliamGibson,ascience-fictionwriter.Hefirstuseditinashortstoryin1982,and
TheMessagesinDistanceI.Peoplefromdifferentcultures【T1】______differently【T1】______A.NorthAmericansstandabouttwof
Scientistsfordecadeshaveclashedoverwhetherevolutiontakesplacegraduallyorisdrivenbyshortspurtsofintensechange
ThefollowingtwoexcerptsareaboutIceBucketChallenge,anactivityinitiatedtoraisemoneyandawarenessforthediseaseAL
Recently,someteenagestudents"kowtowed,"orkneltdown,infrontoftheirparentsinatraditionalritualofworshipinapri
PASSAGEFOURWhydidChopinlikeplayinginprivatesettings?
Arapidmeansoflong-distancetransportationbecameanecessityfortheUnitedStatesassettlementspreadfartherwestward.Fo
A、Becausetheweatherisfinethen.B、Becauseitischeaptotravelinthismonth.C、Becausethere’safilmfestivaloninMay.

随机试题

交感神经兴奋时，可引起()。
A、TheInternetthatbringsbuyersandsellerstogether.B、Thefounderswithasuccessfulbusinessbackground.C、Thesoundmanage
下列对于属于保险金先予给付的适用条件说法错误的是
女，36岁。阴道分泌物多，伴腰酸，妇科检查：宫颈肥大，呈颗粒突起，波及面积不到2/3。可能诊断
男，22岁，发热咳嗽胸痛3天入院，抗感染治疗一周后未见明显效果，仍咳嗽胸痛加重，沉呼吸时明显，查体：T37.5℃，右下肺呼吸音减弱，语颤减弱，胸片提示，右下肺大片状阴影，上缘呈弧形，为明确诊断，首选检查是
施工单位在项目开工前必须编制分工计划，逐级向下进行施工组织设计交底，同时进行对有关部门和专业人员的横向交底，并有相应的()。
某企业一车间根据单位的安排,在制作场地用25t汽车吊进行塔吊拆除施工时,由于施工方案粗陋(方案由车间主任审批)、指导性差;施工人员麻痹大意,危险因素辨识能力差,在进行吊杆拆除过程中,当吊杆与塔身分离时,吊杆尾部上翘,员工头部被挤碰,经抢救无效,发生了一名工
甲酒后到一洗浴中心进行足浴，发现为其洗脚的女服务员乙很漂亮，于是提出要与乙发生性行为，遭乙拒绝。甲便采取暴力欲强奸乙。乙在反抗中用修脚刀刺死了甲。乙的行为属于()。(2011一专一5)
Whatmostlikelyistheman’sjob?
Appleshavebeenasnotonlyadeliciousfruit,butalsoasaneffectivewaytoimproveyourhealth.Researchsuggeststhateati

最新回复(0)

The protection device can eliminate the faults _______ they cause more damage.

专业英语四级

ItisreportedthatChineselawmakersareconsideringregulationstopromotereadingamongthepublic.Thenewshascausedconce

(1)"Britain’sbestexport,"IwastoldbytheheadoftheDepartmentofImmigrationinCanberra,"ispeople."Closeon100,000

(1)TheTerm"CYBERSPACE"wascoinedbyWilliamGibson,ascience-fictionwriter.Hefirstuseditinashortstoryin1982,and

TheMessagesinDistanceI.Peoplefromdifferentcultures【T1】______differently【T1】______A.NorthAmericansstandabouttwof

Scientistsfordecadeshaveclashedoverwhetherevolutiontakesplacegraduallyorisdrivenbyshortspurtsofintensechange

ThefollowingtwoexcerptsareaboutIceBucketChallenge,anactivityinitiatedtoraisemoneyandawarenessforthediseaseAL

Recently,someteenagestudents"kowtowed,"orkneltdown,infrontoftheirparentsinatraditionalritualofworshipinapri

PASSAGEFOURWhydidChopinlikeplayinginprivatesettings?

Arapidmeansoflong-distancetransportationbecameanecessityfortheUnitedStatesassettlementspreadfartherwestward.Fo

A、Becausetheweatherisfinethen.B、Becauseitischeaptotravelinthismonth.C、Becausethere’safilmfestivaloninMay.

交感神经兴奋时，可引起()。

A、TheInternetthatbringsbuyersandsellerstogether.B、Thefounderswithasuccessfulbusinessbackground.C、Thesoundmanage

下列对于属于保险金先予给付的适用条件说法错误的是

女，36岁。阴道分泌物多，伴腰酸，妇科检查：宫颈肥大，呈颗粒突起，波及面积不到2/3。可能诊断

男，22岁，发热咳嗽胸痛3天入院，抗感染治疗一周后未见明显效果，仍咳嗽胸痛加重，沉呼吸时明显，查体：T37.5℃，右下肺呼吸音减弱，语颤减弱，胸片提示，右下肺大片状阴影，上缘呈弧形，为明确诊断，首选检查是

施工单位在项目开工前必须编制分工计划，逐级向下进行施工组织设计交底，同时进行对有关部门和专业人员的横向交底，并有相应的()。

甲酒后到一洗浴中心进行足浴，发现为其洗脚的女服务员乙很漂亮，于是提出要与乙发生性行为，遭乙拒绝。甲便采取暴力欲强奸乙。乙在反抗中用修脚刀刺死了甲。乙的行为属于()。(2011一专一5)

Whatmostlikelyistheman’sjob?

Appleshavebeenasnotonlyadeliciousfruit,butalsoasaneffectivewaytoimproveyourhealth.Researchsuggeststhateati

TheMessagesinDistanceI.Peoplefromdifferentcultures【T1】differently【T1】A.NorthAmericansstandabouttwof