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【单选题】
今天,随着科学技术的迅速发展,人们的物质与精神文化需求日益增长,小范围、低水平的科普活动已远不适应时代的发展。“理解科学”这个大“科普”,便成为迫切需要全社会关注的重大课题。随着科学技术的纵深发展,科学技术逐渐形成了自己的概念和逻辑体系,也渐渐远离了大众的视线与常识。人们很难凭借以往的知识结构和经验,来准确理解科学及其所引起的各种变化,很难判断其社会价值与意义,这就使得一些科学技术成为横亘在人类发展道路上的知识壁垒。 这段文字意在说明:
A.
公民的科学素养与飞速发展的科学存在差距
B.
提高科普工作水平所面临的种种困难
C.
现代科学技术有成为知识壁垒的可能
D.
在新形势下提升科普工作水平的必要性
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举一反三
【单选题】Sigma Inc., a software firm based in California, reordered 50 printers from the designated provider without any modifications. This is an example of ________.
A.
derived demand
B.
inelastic demand
C.
a straight rebuy
D.
a new task
E.
a modified rebuy
【单选题】A modified rebuy purchase decision occurs in each of the following situations except :
A.
when the firm has previously chosen a vendor and intends to place a reorder
B.
when a company is dissatisfied with their current vendor and wants to consider new options.
C.
when a new company makes an offer that appears to be more attractive than what is currently being supplied by their current vendor.
D.
at the end of a contractual relationship and the company wants to evaluate competitive bids.
【多选题】男性患者,46岁,幼年曾患麻疹。反复咳嗽、咳痰10年,常于晨起或夜间睡眠时咳大量黄痰,此次咳嗽加重,痰量增多,伴有发热,间断咯血5次,每次咯血量约30毫升,查体:体温38℃,脉搏100次/分,双下肺可闻及粗湿啰音,血常规提示白细胞11×10 9 /L,中性粒细胞85%。 引起该患者感染的常见病原体包括()
A.
鲍曼不动杆菌
B.
大肠埃希菌
C.
金黄色葡萄球菌
D.
铜绿假单胞菌
E.
表皮葡萄球菌
F.
流感嗜血杆菌
G.
肺炎链球菌
H.
白假丝酵母菌
I.
卡他莫拉菌
J.
嗜麦芽窄食单胞菌
【单选题】The purchase decision that requires the least effort and is often made quickly is a(n):
A.
straight rebuy.
B.
modified rebuy.
C.
new task.
D.
accelerated buy.
【判断题】创业机会从看到到抓到的过程是有内在逻辑的
A.
正确
B.
错误
【单选题】血性痰常见于
A.
肺结核
B.
急性支气管炎
C.
肺水肿
D.
肺脓肿
E.
肺淤血
【单选题】A company has reached the end of a contractual agreement with a vendor and wants to open it up for bid again before signing a new contract. This type of purchase situation is a:
A.
straight rebuy.
B.
modified rebuy.
C.
new task purchase.
D.
joint demand purchase.
【判断题】创业机会从看到到抓到的过程是有内在逻辑的
A.
正确
B.
错误
【单选题】A modified rebuy would be most likely when a ( ).
A.
car producer is developing a sportier car that will require wider tires.
B.
railroad plans to change from steel to aluminum rail cars to cut weight.
C.
confectioner is placing its weekly order for cocoa powder.
D.
computer hardware firm is buying new assembly line equipment.
E.
shoe factory needs more glue to attach heels to its shoes.
【单选题】If a potential vendor offers what is perceived by a member of the buying center to be a better buy, the company may want to revisit the purchase decision. This type of situation is typically a:
A.
straight rebuy.
B.
modified rebuy.
C.
new task purchase.
D.
joint demand purchase.
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