首页
登录
职称英语
It takes at least five to ten years ________it is possible to test this medicine
It takes at least five to ten years ________it is possible to test this medicine
游客
2024-01-17
28
管理
问题
It takes at least five to ten years ________it is possible to test this medicine on human patients.
选项
A、before
B、since
C、after
D、when
答案
A
解析
本题考查时间状语从句。本句是before引导的时间状语从句的固定句型:it+谓语+some time+before sb.do(did)sth.,只有A项before放入句中符合。
转载请注明原文地址:https://tihaiku.com/zcyy/3370869.html
相关试题推荐
Sheisvery______toringmetonight.Icansensethat.A、liableB、possibleC、like
Weallknowthatitispossibleforordinarypeopletomaketheirhomesonth
Weallknowthatitispossibleforordinarypeopletomaketheirhomesonth
Weallknowthatitispossibleforordinarypeopletomaketheirhomesonth
Weallknowthatitispossibleforordinarypeopletomaketheirhomesonth
Thenewmedicinethedoctor______forthepaininmystomachisimportedandqu
Themostimportantthingtodo______thepollutionassoonaspossible.A、aregot
Othermedicaltechnologygroupsareworkingon______telemedicinetoruralcare.A
AsyouarestudentsofEnglish,it’sverypossiblethatyou’11beinteres
AsyouarestudentsofEnglish,it’sverypossiblethatyou’11beinteres
随机试题
The"method",(whichis)bothastyleof(actinga)systemoftrainingforthea
Whilemanynationshaveagingpopulations,Japan’sdemographiccrisisistr
Whatisthispassagetalkingabout?[br][originaltext]We’vebecomealarm
It’shotnowinAfghanistan,where35%ofthepopulationisunder-fed.Buts
按照变革力度和解决问题的彻底程度,可以将组织变革分为( )和激进性变革。A.主
1型和2型糖尿病最本质的区别:A.年龄 B.发病缓急 C.血浆胰岛素水平
下列各项,不属宫颈炎症湿热下注证主要症状的是( )。A.伴少腹胀痛 B.阴部
最常见的子宫收缩力异常是A.不协调性宫缩乏力 B.协调性宫缩过强 C.协调性
目前,我国的基金主要投资于()。 Ⅰ、公开发行上市的股票; Ⅱ、非公开发行
以下属于年终决算前的准备工作的有( )。A.检查、督促各商业银行及其他代理机构将
最新回复
(
0
)