细菌性心内膜炎患者需使用抗生素治疗的时间是() A.1~2天 B.2~3天 C.7~

题型:单项选择题 B型题

问题:

细菌性心内膜炎患者需使用抗生素治疗的时间是()

A.1~2天

B.2~3天

C.7~10天

D.2~3周

E.4~8周

考点:儿科护理主管护师医院感染护理学医院感染护理学题库
题型:单项选择题 B型题

I won't go _____ he comes back.           [ ]

A. until        

B. while          

C. when                

D. why

题型:单项选择题 B型题

鸟嘌呤与甲氧基乙醇形成的苷是

A.异烟肼
B.阿司匹林
C.氧氟沙星
D.小檗碱
E.甲丙氨酯

题型:单项选择题 B型题

老庄哲学对于后世的影响有哪些?

题型:单项选择题 B型题

The development of e-commerce may well bring the world into a brand new era of "electronic currency". At the moment, (51) areas in Europe, the United States and Asia have already started studying the possibility of an electronic currency. Electronic currency is not only about currency. It (52) to an entire finance system on the Net. It includes a virtual numeric currency, an electronic system of withdrawals, transfers and loans, and (53) cards of all shapes and sizes. The (54) of an electronic currency system implies the emergence of "virtual banks" and "virtual enterprises". Actually, the first virtual bank appeared in the US in 1995. (55) it is a small and insignificant bank, it represents the trend of the future. In time to come, we may even have to (56) the familiar paper currency.

As the Net pushes the economy (57) rapidly, the economy is also bringing the Net market forward, resulting in the Internet itself becoming the world’s largest emerging market. Of course, this is just the beginning. Although there are many companies which made huge profits (58) in the Internet market, they tend to be small companies. To date, most companies are making losses. The competition in the knowledge-based economy will also be more (59) This will definitely promote (60) and more efficient cooperation.

59().

A.competent 

B.intense 

C.comparative 

D.interior

题型:单项选择题 B型题

《农产品质量安全法》明确了哪“八个不得”?

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