首页
登录
职称英语
Scientists say it may be five or six years _____ this medicine is tested on huma
Scientists say it may be five or six years _____ this medicine is tested on huma
游客
2025-02-28
29
管理
问题
Scientists say it may be five or six years _____ this medicine is tested on human beings.
选项
A、since
B、before
C、after
D、when
答案
B
解析
转载请注明原文地址:https://tihaiku.com/zcyy/3977181.html
相关试题推荐
Ifyouwanttobecomeadoctor,yououghttostudy______.A、medicineB、themedici
Scientistscanpredictregions______newspeciesaremostlikelytobefound.A、wh
Hesaidthatthemedicinethedoctorgavehimbrought______tohisheadache.A、ret
Themedicinecanpreventyou().A、fromgettingdrunkB、gotdrunkC、getdrunkD、b
Takenintime,themedicinecanbequite______.A、effectiveB、affectedC、efficien
Themedicineisonsaleeverywhere.Youcangetitat______chemist’s.A、otherB、s
ScientistsinIndiahaveinventedanewwaytoproduceelectricity.Theirin
ScientistsinIndiahaveinventedanewwaytoproduceelectricity.Theirin
Themedicinecanpreventyou().A、fromgettingdrunkB、gotdrunkC、getdrunkD、b
Thedoctortriedtodoanexperimenttofindoutthe______ofthemedicineonthe
随机试题
LookattheBuildingDirectorybelow.ForQuestions6-10,decidewhichf
As______clearfromhismanners,heisateacher.A、beingB、isC、tobeD、beenB关系分
[originaltext]WhenIfirstcametotheUnitedStates,IwastoldthatIsho
Ratherthanusingcustommachinetoolstobuildearlymodelsofnewparts,F
"ExoticandEndangeredSpecies"→Whenyouhearsomeonebub
[originaltext]QuestionNo.6Itisadvisabletochooseacollegemajorbasedon
在英国君主立宪制的建立过程中,1701年颁布的嗣位法发挥了重要作用。该法规定,国
国家重力控制测量不包括()A:国家重力基本网B:国家重力控制点C:国家一等重
A.甲氧苄啶(TMP) B.环丙沙星 C.呋喃唑酮 D.四环素 E.萘啶
A.7% B.8% C.10% D.15% E.60%影响人类寿命的因素
最新回复
(
0
)