当收费站在出口处收到纸通行卡时，可以按照（）进行操作。A、无卡 B、最低收费 C、自然卡

Some consumer researchers distinguish_____(1) "rational" motives and "emotional" (or "non-rational") motives. They use the term "rationality"_____(2) the traditional economic sense that assumes_____(3) consumers behave rationally when they carefully consider all alternatives_____(4) choose those that give them the greatest utility (i.e., satisfaction). _____(5) a marketing context, the term "rationality" implies that the consumer selects goods based_____(6) totally objective criteria, such_____(7) size, weight, price, and so on. "Emotional" motives imply the selection of goods____(8) to personal or subjective criteria — the desire_____(9) individuality, pride, fear, affection or status.The assumption underlying this distinction is____(10) subjective or emotional criteria do not maximize utility or satisfaction. _____ (11), it is reasonable to assume that consumers always attempt to select alternatives that, ____(12) their view, serve to maximize satisfaction. Obviously, the assessment of satisfaction is a very personal process, based_____(13) the individual’’s own needs as_____(14) as on past behavioral, social, and learning experiences. What may appear_____(15) irrational to an outside observer may be perfectly rational ______(16) the context of the consumer’’s own psychological field. For example, a product purchased to enhance one’’s self-image (such as a fragrance) is a perfectly rational form of consumer behavior. ____(17) behavior did not appear rational to the person who undertakes it_____ (18) the time that it is undertaken, obviously he or she would not do it._____(19) the distinction between rational and emotional motives does not appear to be warranted.Some researchers go so far_____(20) to suggest that emphasis_____ (21) "needs" obscures the rational, or conscious, nature of most consumer motivation. They claim that con sumers act consciously____(22) maximize their gains and minimize their losses; that they act not____(23) subconscious drives but from rational preferences,____(24) what they perceive to be_____(25) their own best interests.

酒精的密度是0.8×10³kg/m³，那么[ ]

A．能装0.5 kg纯净水的瓶子一定能装下0.6 kg的酒精 

B．能装0.5 kg酒精的瓶子一定能装下0.6kg的纯净水  

C．满瓶水和满瓶酒精的质量之比是4:5  

D．满瓶水和满瓶酒精的体积之比是4:5

行车设备的日常检修，影响使用时应在《行车设备检查登记簿》内登记，经（）签认同意后，方可开始作业。

病人，男性，35岁，营业员。有癫痫史10年。在工作时突然跌倒在地，口吐白沫，四肢强直，抽搐发作。旁观者给予下列哪项处理措施是错误的( )

A．用力按住其手足，阻止抽搐发作
B．用缠以纱布的压舌板塞入其一侧上、下臼齿之间
C．使病人头偏向一侧
D．解松病人的衣领及裤带，以利呼吸
E．在病人背后垫衣被等软物

中国书法的基础和灵魂是（）。

A.线条

B.笔墨

C.章法

D.神韵