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
外语
The Discovery of Penicillin (青霉素) In the autumn of 1928, a Scottish scientist Alexander Fleming was searching for a substance
The Discovery of Penicillin (青霉素) In the autumn of 1928, a Scottish scientist Alexander Fleming was searching for a substance
admin
2009-06-15
64
问题
The Discovery of Penicillin (青霉素)
In the autumn of 1928, a Scottish scientist Alexander Fleming was searching for a substance that would kill fatal germs(细菌). On his desk were small plates containing the germs.(51)evening, he forgot to cover one of the plates. When he arrived the next morning, he found a spot of green mould(霉菌)in one plate. This is not strange because the room was rather damp(潮湿) ,with(52)one window. But Fleming did not throw out the spoiled plate, be cause something unusual caught(53)attention.
On the uncovered plate, near the green mould, the germs(54) . That meant that the mould had killed the germs there. Fleming watched the mould grow(55)several days. As the green mould spread, it killed more and(56)germs.
Fleming began to study the mysterious mould. It grew and grew. Then he noticed tiny drops of liquid on the surface of the mould. Perhaps this was the chemical that was destroying the germs.
Fleming drew off the liquid, drop by drop. He put this liquid in a test tube, and it(57)the germs in the tube. He called the(58)penicillin.
Fleming published his finding in a British medical journal(59)1929. But for ten years, while he continued to experiment with penicillin, his discovery was largely ignored near the medical world.
Then in 1938 a team of British scientists happened to(60)about Fleming’s findings in an old medical journal. They made further(61)with the drug. They tested it on animals and then(62)human beings. In 1941, it was declared safe for use on humans. Soon penicillin was produced in large quantity and was used to(63)many infections(感染).
Penicillin is a very powerful drug.(64)can treat many kinds of infections. However, it has some bad effects. Sometimes it causes a skin problem or a light fever. And it can be fatal for people(65)are allergic(过敏性的)to it. That is why before you take a penicillin shot, the doctor gives you a test shot first.
选项
A、disappeared
B、grew
C、entered
D、returned
答案
A
解析
转载请注明原文地址:https://kaotiyun.com/show/2e2d777K
本试题收录于:
职称英语卫生类基础题库职称英语分类
0
职称英语卫生类基础
职称英语
相关试题推荐
Lookatthefollowingstatement:Beingcreativeisthekeytocareersuccess.Doyouagreeordisagreew
Writeaboutthefollowingtopic:Technologygivesyoungpeopletodayknowledgeandpowerthattheyhaveneverhadbefore.Th
WildBillDonovanwouldhavelovedtheInternet.TheAmericanspymasterwhobuilttheOfficeofStrategicServicesinWorldWar
Directions:Usingtheinformationinthetext,completeeachsentence6-10,withawordorphrasefromthelistbelow.Foreach
InBritain,agreementsforinvitingandentertainingguestataweddingareusuallytheresponsibilityofthebride’sfamily.In
1.Forsomeyears,therehasbeenaplantosolvethewatershortageproblembymovinghugeicebergshalfwayroundtheworld—f
Lookatthetenstatementsforthispart.Youwillhearastoryabout"CommunicationThroughTime".Decidewhetheryou
TheGlobeTheatreVisitingthetheatreinLondon400yearsagowasverydifferentfromvisitingamoderntheatre.Thebuil
Howmanydiseasesareknowntoattackwheat?Whatisthemainideaofthesecondparagraph?
PreservingNatureforFutureDemandsforstrongerprotectionforwildlifeinBritainsometimeshidethefactthatsimilarne
随机试题
下列关于压力容器易发生的事故类型及事故应急措施说法中,错误的是()。
在常温的金属中,其晶粒越大,金属的强度、硬度越大。
具有降气化痰功效的药物是
男,38岁。反复上腹痛5年,加重1个月,伴呕吐大量宿食5天,该患者最可能出现的电解质紊乱是()
承诺对要约内容的非实质性变更指的是()。
城市土地使用中,没有使用期限限制的是( )。
带式输送机由金属结构机架,装在头部的张紧装置和装在尾部的驱动滚筒、卸载装置和清扫装置等组成。()
影响企业一般主管人员KPI的因素主要有()。
简述课文教学“导入”活动的目的和注意事项并以“talkingaboutlikesanddislikes”为例,用英文写出两句相应课堂导入语。
Forgetthewidelyunlovedredesign.Facebookhascommittedagreateroffense.AccordingtoanewstudybydoctoralcandidateAry
最新回复
(
0
)