首页
登录
职称英语
But for their generous help, the experiment______completed so quickly.A、shouldn’
But for their generous help, the experiment______completed so quickly.A、shouldn’
游客
2023-10-20
81
管理
问题
But for their generous help, the experiment______completed so quickly.
选项
A、shouldn’t be
B、couldn’t have been
C、wasn’t
D、hadn’t
答案
B
解析
句意：要不是他们慷慨相助，试验不可能这么快完成。but for“要不是……”，位于句首句子用虚拟语气。couldn’t have been“本不可能实现但却实现了”，为虚拟语气。
转载请注明原文地址:http://tihaiku.com/zcyy/3115326.html
相关试题推荐
Inthisexperiment,theyarewakenedseveraltimesduringthenight,andaskedt
________,itwascompletedontime.A、DifficultasthetaskwasB、Difficultaswa
Heissokindandgenerousthathealwayscastshis________uponthewaters.A、sto
Aballbearingistobedroppedintoeachofthesebeakers.Inwhichexperiment
Itwas______thechiefengineercame______webegantheexperiment.A、notuntil;th
Butfortheirgeneroushelp,theexperiment______completedsoquickly.A、shouldn’
Butfortheirgeneroushelp,theexperiment______completedsoquickly.A、shouldn’
Experimentsinthephotographyofmovingobjects______inboththeUnitedStates
IfEllenalwayseatssomuch,shewill______weightveryquickly.A、addupB、puto
Whatdowelearnfromthenewsitem?[originaltext]Scientistshavecompletedthe
随机试题
YouwillheararadiointerviewwithDonaldWhite,theauthorofabookabou
Lifeexpectancyisrisinginmuchoftheworld.Butdoctorsareseeinganoth
Mannersaredifferentineverycountry;buttruepolitenessiseverywheret
HowtoBuyHappiness?TipsonWhattoLookoutforA)Ifyouhaveafewextrab
IfJack________totheofficetomorrow,givehimtheletterplease.A、comeB、comes
查找汉语典故，一般可利用的工具书有（）等。A.《辞源》 B.《汉语大词典》
电暖器竣工（预）验收内容包括()检查及功能检查。安装质量$;$安装工艺$
某公司招聘甲、乙两种职位的人员共90人，甲、乙两种职位人员每月的工资分别为150
甲酒店为增值税一般纳税人，主要从事餐饮住宿等服务。2019年10月有关经营情
预算收入反映国民经济发展规模和经济效益水平，预算支出反映各项建设事业发展的基本情
最新回复
(
0
)
