治疗普通型流脑首选抗菌药物是()A.青霉素 B.磺胺药 C.氨苄西林 D.红霉素 E

题型:单项选择题 A1型题

问题:

治疗普通型流脑首选抗菌药物是()

A.青霉素

B.磺胺药

C.氨苄西林

D.红霉素

E.庆大霉素

考点:中西医结合执业医师第三单元细菌感染第三单元细菌感染题库
题型:单项选择题 A1型题

相邻台地间高差大于多少时,应在挡土墙或坡比值大于0.5的护坡顶面加设安全防护设施()

A.0.9m 

B.1.2m 

C.1.5m 

D.1.8m

题型:单项选择题 A1型题

图示电路中,已知:,用基尔霍夫定律求电阻R1的大小和供给负载N的功率,下列哪组数据是正确的?()

A.16Ω,304W

B.16Ω,272W

C.12Ω,304W

D.12Ω,0W

题型:单项选择题 A1型题
Do fight against painting pollution
Do you know what kind of things the young people are reading? More and more 21_  and teachers have noticed another kind of pollution, which comes from the printed papers 22   on streets.
These printed things  23 newspapers but have hardly anything to do with _24_. You can only find reading materials badly made up there—some are too strange for anyone to   25  ; others are frightening stories of something _26_. However, many of the young readers are getting interested in such 27  reading, which 28  them what they should pay for their breakfast and brings them nightmares and immoral ideas in  29 . Homework is left 30  and daily games lost.
These sellers stand about on streets selling their papers well. The writers, publishers and printers,  31  they are, we never know, are  32  their silent money.
The sheep-skinned wolf’s story seems to have been forgotten once again. Why not 33  this kind of thing? Yes, both teachers and parents have asked each other for more strict control of the young readers. 34  , the more you want to forbid it, the more they want to have a look at it.  35  you may even find several children, driven by their curious natures,  36  one patched paper, which has traveled from hand to hand.
It really does 37 to our society. It has already formed a sort of moral pollution. The  38   teachers and parents need more powerful support in their protection of the young generation. At the same time, the young   39    need more interesting books to help them  40  those ugly paper.
小题1:
A.writers B.readersC.students D.parents
小题2:
A.sold B.printedC.cameD.found
小题3:
A.work outB.look likeC.act outD.depend on
小题4:
A.themB.childrenC.young peopleD.it
小题5:
A.thinkB.believeC.knowD.understand
小题6:
A.still worseB.even better C.very goodD.more important
小题7:
A.wonderfulB.interestingC.usefulD.poisonous
小题8:
A.spendsB.costsC.paysD.takes
小题9:
A.sightB.commonC.returnD.use
小题10:
A.unknown B.muchC.lessD.undone
小题11:
A.whatB.whoeverC.whateverD.who
小题12:
A.makingB.spendingC.wastingD.using
小题13:
A.forbidB.separateC.leaveD.stop
小题14:
A.LuckilyB.Unfortunately C.BadlyD.Happily
小题15:
A.AlwaysB.HardlyC.Sometimes D.Seldom
小题16:
A.sharingB.gettingC.holdingD.taking
小题17:
A.goodB.favorC.wrongD.harm
小题18:
A.puzzled B.surprisedC.disappointedD.worried
小题19:
A.teachersB.parentsC.readersD.writers
小题20:
A.come intoB.break downC.get rid ofD.get of
题型:单项选择题 A1型题

固氮根瘤菌和豆科植物间的共生关系属于()。

A.原始协作

B.偏利共生

C.互利共生

D.寄生

题型:单项选择题 A1型题

试述害虫综合治理有哪些特点?

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