一切商品都包含着价值与使用价值两个因素,这是因为()①凡是没有使用价值的物品,就不会

题型:单项选择题

问题:

一切商品都包含着价值与使用价值两个因素,这是因为()

①凡是没有使用价值的物品,就不会有价值

②没有价值的物品,虽然有使用价值也不能成为商品

③使用价值是商品价值的物质承担者

④有使用价值的物品,就必然有价值

A、①

B、①②

C、①②③

D、①②③④

考点:高中政治思想品德实现人生的价值实现人生的价值题库
题型:单项选择题

为保证水闸安全运行,闸门(),应对闸室进行一般性杂物清理。特别是水闸长期没有进行闸门启闭操作的闸室内,会有树干、废旧渔网,杂草等杂物,清理工作就尤为必要。

A、开启前

B、启闭前

C、关闭前

D、开启后

题型:单项选择题
阅读理解。
     On March 11th, 2011, an earthquake (地震) happened in Japan. More and more people worried
about the problem of radiation.
    But how can we protect (保护) ourselves from radiation? Here are some suggestions (建议) for you.
                                      Indoors
● Close doors and windows and stay indoors.
● Wash clothes and skin with soap and clean water.
● Don't go out as possible as you can.

                                         Outdoors
● Wear a breathing mask when outdoors. A medical breathing mask is better.
● Take an umbrella if it rains, since there are radioactive elements in rain.

                                         Eat & Drink
● Fresh vegetables like cabbages, turnips (蔓菁), mushrooms, and tomatoes.
● Fresh fruits like jujube, watermelon, kiwi fruit and oranges.
● Drinking some beer can help you, too.
任务一:根据短文内容,判断正(T)误(F)。
(     )1. Often open the windows and doors, so we can protect ourselves from radiation.
(     )2. Often wash clothes with clean water, so we can protect ourselves from radiation.
任务二:根据短文内容,填上所缺的内容。
3. The underlined word "radiation" in Paragraph One means _____  in Chinese?
4. _____ can help us breathe (呼吸) better air.
任务三:根据短文内容,选择正确答案。
5. Which fruit can help us protect ourselves from radiation?
A. Tomatoes.    
B. Cabbages.    
C. Oranges.    
D. Turnips.
题型:单项选择题

企业应用XBRL可以帮助数据使用者更快捷方便地调用、读取和分析数据。

题型:单项选择题

某22层住宅设置饮用净水供应系统,每层8户,每户按3.5人计,用水定额为 6L/(人·d),则系统最高日用水量为( )L/d。

A.36.96
B.3696
C.369.6
D.36960

题型:单项选择题

刘某,女,35岁。头部外伤后出现头痛经久不愈,痛处固定不移,痛如锥刺,舌质紫,苔薄白,脉细涩。证属

A.肝阳头痛

B.痰浊头痛

C.瘀血头痛

D.肾虚头痛

E.以上都不是

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