首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
专升本
How many more decades will have to pass ______ scientists succeed in providing a cure for cancer?
How many more decades will have to pass ______ scientists succeed in providing a cure for cancer?
admin
2016-11-13
31
问题
How many more decades will have to pass ______ scientists succeed in providing a cure for cancer?
选项
A、when
B、since
C、before
D、until
答案
C
解析
before常可用于将来时态,表示“才;就”,如:It will be several weeksbefore you are used to the new life in college.几个星期后你就会适应大学里的新生活了。A.when一般不与将来时态连用。B.since常与现在完成时连用。D.until直到,用在此处意义不符。
转载请注明原文地址:https://kaotiyun.com/show/SeHC777K
本试题收录于:
英语题库普高专升本分类
0
英语
普高专升本
相关试题推荐
Difficultiesandhardshipshave______thebestqualitiesoftheyounggeologist.
Changesinthewaypeoplelivebringaboutchangesinthejobsthattheydo.Moreandmorepeopleliveintownsandcitiesinst
Americawillneveragainhaveasanationthespiritofadventureasit______beforetheWestwassettled.
Traditionally,theAmericanfarmerhasalwaysbeenindependentandhard-working.Intheeighteenthcenturyfarmerswerequite
Althoughshewrotealotofshortstoriesandpoemswhenshewasveryyoung,______shewastwenty-five.
Hewasverybusyyesterday,otherwisehe______tothemeeting.
Ifyouareinterestedinthisposition,youcan______toourpersonneldepartmentforaninterview.
InordertohosttheOlympics,acitymustsubmitaproposaltotheIOC.Afterallproposalshavebeensubmitted,theIOCvotes.
______,thebookhasmanymistakes.
Ineed______morevolunteerstohelpmovethepiano.
随机试题
荀子是先秦最后一位_________。
在Windows的“我的电脑”窗口中,选中一个文件,并按住鼠标左键将该文件拖到该窗口的另一个文件夹中,执行的是“剪切”和“粘贴”的操作。()
以下不能献血的情况中,错误的是
非萎缩性胃窦炎胃镜下可见错误的是()
参与转录的酶是()。
跟单员是生产计划部门人员和业务人员的综合体。
甲公司2008年1月1日以6000万元的价格购入乙公司40%的股份,另支付相关费用30万元。购入时乙公司可辨认净资产的公允价值为22000万元(假定乙公司各项可辨认资产、负债的公允价值与账面价值相等),双方采用的会计政策、会计期间相同。2008年8月1
什么是沙赫特——辛格的情绪理论?该理论的实质是什么?
Itisnotlongsinceconditionsinthemineswereworsethantheyarenow.Therearestill【C1】______afeweveryoldwomenwhoin
ThestudyoflawhasbeenrecognizedforcenturiesasabasicintellectualdisciplineinEuropeanuniversities.However,onlyin
最新回复
(
0
)