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问题 多项选择题

外商投资项目和内资企业境外投资项目，均需政府核准。审查的内容有( )

A．保障公共利益

B．优化重大布局

C．具有市场效益

D．维护经济安全

E．保护生态环境

答案

参考答案：A,B,D,E

解析： 外商投资项目和内资企业境外投资项目，均需政府核准。政府审查的内容，除了维护经济安全、合理开发利用资源、保护生态环境、优化重大布局、保障公共利益、防止出现垄断等方面外，还包括市场准入、资本项目管理等方面。

单项选择题

在一种酶实验中，采用的底物浓度大大低于K值，此时反应速度（）

A.接近最大反应速度

B.显示零级动力学特征

C.与底物的浓度成正比

D.不依赖酶的浓度

E.以上都不是
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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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