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问题 多项选择题

以下（）是托运人托运易燃、易爆、有毒、有腐饮性、有放射性等危险物的义务。

A.对危险物妥善包装

B.作出危险物标志和标签

C.提交给承运人有关危险物的名称、性质和防范措施的书面材料

D.派人押运

答案

参考答案：A, B, C

选择题

健康人体内血浆、原尿、尿液中都含有的物质是

①蛋白质②葡萄糖③水④无机盐⑤尿素

A．③④⑤

B．②③④

C．①③④

D．②③⑤
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单项选择题

As the pace of life continues to increase, we are fast losing the art of relaxation. (1) you are in the habit of rushing through life, being on the go from morning till night, it is hard to (2) down. But relaxation is (3) for a healthy mind and body.Stress is a (4) part of everyday life and there is no way to (5) it. In fact,it is not the bad thing that it is often supposed to be. A (6) amount of stress is important to provide motivation and give (7) to life. It is only when the stress gets out of control (8) it can lead to poor performance and (9) health.The amount of stress a person can bear(10) very much on the individual. Some people are not afraid of stress, and such (11) are obviously chief material for managerial responsibilities. Others lose heart at first (12) of unusual difficulties. When exposed to stress, in (13) form, we react both chemically and physically. In fact we (14) a choice between escape and fight. But in more ancient days they made the (15) between life and death. The crises (危机)we meet today are (16) to be so extreme,but however little the stress,it requires the same response. It is when such a reaction (17) long，through continued exposure to stress，that health becomes (18) ．Such serious conditions as high blood pressure and heart diseases have (19) links with stress． (20) we canno! remove stress from our lives we need to find ways to deal with it．It would be unwise to do so even it we could．So what do you think of stressWhat is your way to deal with it.

 

第（18）空应选择（）

A．balanced

B．injured

C．endangered

D．changeable
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