灭菌的目的是使机体处于相对无菌状态。()

题型:判断题

问题:

灭菌的目的是使机体处于相对无菌状态。()

考点:医疗卫生系统招聘考试2015医疗卫生系统事业编考试试题及答案
题型:判断题

How do you pay for things? Do you usually use cash(现金), or do you like to pay by credit card(信用卡)? If you are like a lot of people, you probably have at least one credit card. Also, you might use it more often than you probably should.

Credit cards first became popular in the 1920s, At that time, businesses, such as hotels and companies, gave credit cards to their best customers(顾客). Unlike today's credit cards, customers could only use these cards at the Store or business that gave out the card. Customers had to pay for things in full. They couldn't pay for something a little at a time.

In 1950, a businessman named McNamara started a credit card company — Diners Club. Unlike earlier credit cards, this card could be used by customers at many restaurants. Customers liked the card because they didn't have to carry a lot of cash with them. Restaurant owners liked the card, too. Why? They found out that customers usually spent more money when they could pay by credit card.

In its first year of business, Diners Club issued 200 cards, The customers who got the cards from the Diners Club could use them at 27 different restaurants. Today, Diners Club has about 8 million customers, and they can use their cards in over 7. 6 million businesses in more than 200 countries.

小题1:What can we know about the earlier credit cards from the passage?

A.They could be used everywhere.

B.Customers had to pay for things in full.

C.They were very popular before the 1920s.

D.Everyone could get this kind of credit card.小题2: The underlined word "issued" here probably means "      ".

A.showed

B.took

C.borrowed

D.provided小题3: This passage is mainly about       .    

A.part of the development of credit cards

B.how to use cash

C.the number of people who use credit cards in the world

D.how credit cards help businessmen

题型:判断题

探究“光对鼠妇生活的影响”时:

(1)作出的假设是______.

(2)该实验中的变量是______,在设计实验时,要给鼠妇提供明亮和阴暗两种环境,同时保持其他条件一致,以便对照.这种实验的方法叫做______.

(3)实验装置:在铁盘内放上一层湿土,以横轴中线为界,一侧盖上______,另一侧盖上______.这样在盘内究形成了阴暗和明亮两种环境.

(4)实施计划:将鼠妇放入实验装置,两侧中央放同样数目的鼠妇,静置2分钟,每分钟统计一次明亮处和阴暗处的鼠妇数目,统计10次.

(5)得出结论:光对鼠妇的生活有影响.

题型:判断题

患者女,33岁,因舌部不适前来就诊。

若检查发现舌后部两侧边缘处的黏膜褶皱加深,红肿,舌运动受限,且运动时局部疼痛,刺激性痛,但无淋巴结肿大等相关表现,患者恐惧担心为肿瘤,则可初步诊断为()

A.沟纹舌

B.地图舌

C.轮廓 * * 炎

D.菌状 * * 炎

E.叶状 * * 炎

题型:判断题

热虹吸硅胶桶,储油柜的作用是防止油过快老化。

题型:判断题

沥青混合料的矿粉必须采用石灰岩或岩浆岩中的强基性岩石等()性石料经磨细得到的矿粉,原石料中的泥土杂质应除净,矿粉应干燥、洁净,能自由地从矿粉仓流出。

A、亲水

B、憎水

C、吸水

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