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问题 多项选择题

根据《高层民用建筑设计防火规范》的规定，超过十八层，每个单元设有一座通向屋顶的疏散楼梯的单元式住宅，每个防火分区可设一个安全出口的条件是（）

A.十八层以上部分每层相邻单元楼梯通过阳台或凹廊连通

B.十八层及十八层以下部分单元与单元之间设有防火墙

C.户门为甲级防火门

D.窗间墙宽度、窗槛墙高度大于1.2米且为不燃烧体

答案

参考答案：A, B, C, D

单项选择题

（）是使用船舶通过大陆附近沿海航道运送客货的一种运输形式

A.沿海运输

B.近海运输

C.远还运输

D.内海运输
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填空题

Motivation is "the driving force within individuals that impels them to action." And goals are the sought-after results (1) motivated behavior.
Motivation can be either positive or negative (2) direction. We may feel a driving force toward some object or condition, (3) a driving force away from some object or condition. For example, a person may be impelled toward a restaurant to fulfill a need, hunger, and away (4) an airplane to fulfill a need of safety. Some psychologists refer to positive drives (5) needs, wants or desires, (6) negative drives as fears or aversions. (7) , though negative and positive motivational forces seem to differ dramatically (8) terms of physical and sometimes emotional activity, they are basically similar in (9) they both serve to initiate and sustain human behavior. (10) this reason, researchers often refer (11) both kinds of drives or motives as needs, wants and desires.
Goals, (12) , can be either positive or negative. A positive goal is one toward (13) behavior is directed and it is often referred to as an approach object. A negative goal is (14) from which behavior is directed away and it is sometimes referred to as an avoidance object. Since both approach and avoidance goals can be considered objectives of motivated behavior, most researchers refer to (15) types simply as goals. Consider this example. A middle-aged woman may wish to remain (16) attractive as possible. Her positive goal is to appear desirable, and (17) she may use a perfume advertised to make her irresistible. A negative goal may be to prevent her skin (18) aging, and therefore she may buy and use face creams. (19) the former case, she uses perfume to help her achieve her positive goal -- attractiveness; in the (20) case, she uses face creams to help avoid a negative goal -- wrinkled skin.
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