纳溪区天仙镇是我市著名的枇杷之乡,下列有关枇杷的叙述中正确的是() A.属于器官

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问题:

纳溪区天仙镇是我市著名的枇杷之乡,下列有关枇杷的叙述中正确的是( )

A.属于器官,由胚珠发育而来

B.属于器官,由受精卵发育而来

C.属于组织,由子房壁发育而来

D.属于器官,由子房发育而来

考点:植物细胞结构和功能观察实验:观察洋葱鳞片叶表皮细胞动物细胞结构和功能观察实验:观察人的口腔上皮细胞
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社会消费品零售总额指国民经济各行业直接售给城乡居民和社会集团的消费品总额,是反映经济景气程度的重要指标。()

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溶血型链球菌感染的脓液特点

A.脓液稠厚、黄色、无臭味

B.脓液稀薄、量大,淡红色

C.脓液呈淡绿色,特殊的甜腥臭味

D.脓液呈特殊恶臭味

E.脓液无臭味

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患儿男,10岁。发热10天,体温38~39℃,刺激性咳嗽明显,胸痛。查体:双肺散在干啰音,胸片:左肺下野淡片状阴影。

最可能的诊断为()

A.腺病毒肺炎

B.呼吸道合胞病毒肺炎

C.肺炎支原体肺炎

D.金黄色葡萄球菌肺炎

E.肺炎链球菌肺炎

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下列哪项不是头痛的病因病机()

A.外感六淫

B.气郁化火

C.痰浊内生

D.气血亏虚

E.肺气上逆

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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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