有关化学用语正确的是[ ] A.乙炔的最简式C2H2 B.NH3、H2O、CO2

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问题:

有关化学用语正确的是[ ]

A.乙炔的最简式C2H2

B.NH3、H2O、CO2、HCl分子中CO2孤电子对最多

C.水的电子式

D.硝酸钾的化学式 KNO3

考点:电子式的书写实验式(最简式)
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Hp感染阳性的消化性溃疡治疗方法中,下列哪项不正确()。

A.给止酸剂同时加抗菌治疗

B.给黏膜保护剂同时加抗菌治疗

C.止酸剂可用H2受体拮抗剂或质子泵抑制剂

D.止酸剂应用疗程在DU应适当较GU延长

E.首选一种抗生素,以两周为一疗程

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Until recently daydreaming was viewed as a waste of time. Or it ___小题1:_______(consider) an unhealthy escape from real life and its duties. But now some people are taking a fresh look at daydreaming. Some think it may be a very ______小题2:____ (health) thing to do. Some researchers are finding that daydreaming may be important to mental health. Daydreaming, they tell us ,____ 小题3:___(be) a good means of relaxation. But its benefits go beyond this. A number of psychologists have conducted experiments and have reached some    小题4:(surprise) conclusions.

Dr. Joan T. Freyberg has concluded that daydreaming contributes to intellectual growth. It also improves      小题5:   (concentrate),attention span, and the ability _____小题6:____ (get) along with others. Industrialist Henry J. Kaiser believed that much of his success was due to the positive use of daydreaming. Florence Nightingale dreamed of becoming a nurse. The young Thomas Edison pictured      小题7:    as an inventor. For these notable persons, it appears    小题8:   their daydreams came true. Dr. Harry Emerson Fosdick offered this advice: “Hold a picture of yourself… in your mind’s eye, ____小题9:______will drew you toward success. Picture yourself   小题10:    (vivid) as defeated and that alone will make victory impossible.

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床层飞温怎么办?

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为保证预算定额的质量,充分发挥预算定额的作用,实际使用简便,在编制工作中应遵循的原则不包括( )。

A.按社会平均水平确定预算定额的原则
B.简明适用的原则
C.坚持统一性和差别性相结合的原则
D.经济简捷性原则

题型:选择题

我国目前金融体系属于( )型。

A.政府主导
B.银行主导
C.消费者主导
D.监管部门主导

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