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问题 问答题 简答题

代理业务的意义

答案

参考答案：

一、代理业务的发展史社会分工深化的必然趋势

二、对稳定社会经济秩序，促进单位和个人行为的规范化，也有其积极作用

三、开办代理业务能充分发挥商业银行电子化程度高、资金实力强、人员素质好、业务网点多的资源优势，从而能在不改变银行资产负债规模的条件下获得更多的利润，成为银行新的效益增长点

单项选择题

将机械能转换成工作液体压力能的元件（）。

A、液压执行元件

B、液压控制元件

C、液压辅助元件

D、液压动力元件
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单项选择题

Most plants can make their own food from sunlight, (1) some have discovered that stealing is an easier way to live. Thousands of plant species get by (2) photosynthesizing, and over 400 of these species seem to live by pilfering sugars from an underground (3) of fungi(真菌). But in (4) a handful of these plants has this modus operandi been traced to a relatively obscure fungus. To find out how (5) are (6) , mycologist Martin Bidartondo of the University of California at Berkeley and his team looked in their roots. What they found were (7) of a common type of fungus, so (8) that it is found in nearly 70 percent of all plants. The presence of this common fungus in these plants not only (9) at how they survive, says Bidartondo, but also suggests that many ordinary plants might prosper from a little looting, too.

Plants have (10) relations to get what they need to survive. Normal, (11) plants can make their own carbohydrates through photosynthesis, but they still need minerals. Most plants have (12) a symbiotic relationship with a (13) network of what are called my corrhizal fungi, which lies beneath the forest (14) . The fungi help green plants absorb minerals through their roots, and (15) , the plants normally (16) the fungi with sugars, or carbon with a number of plants sharing the same fungal web, it was perhaps (17) that a few cheaters—dubbed epiparasites—would evolve to beat the system. (18) , these plants reversed the flow of carbon, (19) it into their roots from the fungi (20) releasing it as "payment.\

14（）

A.floor

B.level

C.ground

D.layer
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