在经济生活中,一种经济现象的出现往往会引起另一种现象的产生。下列表述能体现这一关

题型:选择题

问题:

在经济生活中,一种经济现象的出现往往会引起另一种现象的产生。下列表述能体现这一关系的有

①美元对人民币汇率下跌,赴美留学费用一般会降低 

②自来水公司供水价格提高,会使居民生活用水量大幅减少 

③合肥至北京的高铁开通,合肥飞北京航班的客流量可能下降 

④重大节假日免收小型客车通行费,导致居民消费以享受型为主

A.①② 

B.①③ 

C.②④

D.③④

考点:纸币(货币流通规律与纸币发行规律的关系、通货膨胀与通货紧缩、爱护人民币、电子货币)商品(使用价值、价值、价值量)一般等价物信用工具(信用卡、支票)
题型:选择题
阅读理解。
      Different from popular thoughts, colds are not caused by bad weather. Colds are caused by viruses
(病毒) in the body, and you are better out on the snowy day than you are in a warm room, with your
friends, who just may be passing the virus around. If you feel a chill (寒冷) when you are coming down
with a cold, you are already sick. A chill is an early sign of the cold.
      The virus can spread through air when a cold-sufferer (感冒患者) coughs or sneezes. Surprisingly,
this is not the most usual way of spreading, Many studies have now shown that most colds are "caught"
by hands. A cold-sufferer rubs her nose, so spreading the virus to her hand. Then a friend comes to visit
her. They shake their hands. The friend then gets something to eat by hand, and several days later she
catches a cold. Although some parents pick up their children's tissues (纸巾) and carefully throw them
away, they fail to wash their hands. They'll catch the colds, too.
      Cold viruses can also be spread by objects, for example, telephones, plates. The cold-sufferer as well
as other members of the house, by washing their hands often, will stop the viruses from spreading in a way.
1. Colds are caused by ______.
[ ]
A. bad weather
B. viruses
C. chill
D. your friends
2. The word "spread" means ______.
[ ]
A. 翻译
B. 传统
C. 传送
D. 传播
3. Which of the following sentences is true in the passage?
[ ]
A. An early sign of the cold is viruses in the body.
B. The virus can't spread through air.
C. Objects can spread cold viruses, too.
D. Few colds are "caught" by hands.
4. People catch colds easily because they ______.
[ ]
A. rub their noses
B. shake their hands
C. pick up their children's tissues
D. can't often wash their hands
5. The passage mainly tells us that ______.
[ ]
A. washing hands is a way to keep us from catching colds
B. colds are caused by bad weather
C. the cold-sufferer shakes hands with her friends
D. we should stay in a warm room on the snowy day
题型:选择题

工业雷管装箱的外表面应贴有包含箱内雷管编码关联信息的一维条码,其制作应符合()标准要求。

A、39条码

B、128条码

C、64条码

D、256条码

题型:选择题

具有敛肺滋肾,生津敛汗,涩精止泻,宁心安神功效的药物是()。

A.诃子

B.五味子

C.覆盆子

D.女贞子

E.菟丝子

题型:选择题

糖皮质激素不能用于治疗()

A.肾病综合征 

B.霉菌性口炎 

C.肾上腺皮质次全切除后 

D.慢性肾炎 

E.中毒性菌痢

题型:选择题

退货药品库(区)是

A.蓝色标志
B.红色标志
C.黄色标志
D.绿色标志
E.橙色标志
《药品经营质量管理规范实施细则》规定

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