中国目前的贫困线是（）年确定的，农村（人均纯收入）贫困标准为2300元。 A.200

患者，男性，24岁，一天前被小汽车撞伤左下腹部，即感腹痛，以左下部为著，伴恶心、呕吐，Pen－t物为胃内容物。查体：T：38.9℃，P：120次／分，R：28次／分，BP90／60mmHg；痛苦面容，较烦躁，唇干，四肢稍发冷，心肺未见异常，腰部无外伤，腹式呼吸消失，全腹压痛，反跳痛，肌紧张，肝浊音界缩小，肠鸣音消失，腹腔穿刺抽出有粪臭味，涂片脓球（＋＋＋）。血白细胞15×10／L，N93％。

应采取的治疗措施包括（）

A.积极补液抗休克治疗

B.急诊行剖腹探查手术

C.应用广谱抗生素

D.密切观察患者病情变化

E.胃肠减压

可行性研究中的社会评价主要包括（）。

A．项目对社会的影响分析

B．项目对环境的影响分析

C．项目与所在地互适性分析

D．项目的节能、节水措施分析

E．社会风险分析

下列哪些内容不属于制定法（）

A．国际条约

B．衡平法

C．习惯法汇编

D．单行条例

如图(a)所示为一已充电到的电容器对电阻放电的电路，当电阻分别为1kΩ，6kΩ，3kΩ和4kΩ时得到四条uc(t)曲线，如图(b)所示，其中对4kΩ电阻放电的uc(t)曲线是（）。

A．曲线a

B．曲线b

C．曲线c

D．曲线d

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.