计划在护理管理中的意义是 A．有利于实现组织目标 B．有利于应对突发事件 C．有利于

治疗鼓胀阳虚水盛证，应首选（）

A.实脾饮

B.中满分消丸合茵陈蒿汤

C.调营饮

D.六味地黄丸合一贯煎

E.济生肾气丸

科学家最近制得了一种新型的氧分子O₄，下列叙述正确的是（　　）

A．O₂、O₄都是由氧元素组成的单质

B．O₄分子由4个氧元素组成

C．1个O₄分子由2个O₂分子构成

D．O₄是由O₂组成的混合物

中国古代常以左右来区分人或事物的远近尊卑。唐宋时期都是左官高于右官，到了元代，不但以右官居上，更是发展到连科考取士也分左右榜，蒙古人列入右榜，汉人则在左榜。而到了明朝，又回复了尚左的传统。据此得出的结论不正确的是

A．左右观的变化带有时代特征

B．左右观与其民族文化相关

C．左右观的变化体现社会进步

D．左右观是等级社会的产物

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.

什么是沉积岩？沉积岩有哪些主要矿物、结构和构造？常见沉积岩的鉴别特征是什么？