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问题 单项选择题

保证在线投保的安全是在线投保成功的关键，也是寿险公司电子商务维系和发展的根本。关于在线安全投保关键因素的陈述中，正确的是（ ）。

A．验证、隐私、完整性和非否认

B．直接、快速、费用低和有规模

C．实名、快速、环节少和费用低

D．实名、快速、环节少和门槛高

答案

参考答案：A

单项选择题

Can you imagine how different your life would be if you did not know how to read and write Many of the things you (41) for granted during an ordinary day (42) no longer be possible if you could not read. You would miss the basic (43) you depend on for simple activities -- (44) from following instructions on a medicine bottle to (45) traffic signs. If you could not read (46) , newspapers, and magazines, you would be out of (47) with the world around you. Your understanding of that world would be limited even further (48) the insight(见识) provided by stories, poems, and novels. If you (49) not write, you would be unable to record information and ideas for other people. (50) , you would lose the personal pleasure of keeping a (51) to explore your private thoughts, creating an (52) world in a story, or capturing your feelings (53) the words of a poem or song.

Try to imagine how different life would be if (54) could read and write. The shape of our entire (55) would change. Obviously the printing and (56) industry would not exist. The absence of reading and writing would (57) a surprising number of other organizations, (58) the automotive industry, the business machines and computer industries, and electronic communication companies. The reason, (59) , is that the printing and publishing industry is a very important part of every one of these organizations. Modem life depends on communication, (60) written communication.

42（）

A．would

B．will

C．can

D．may
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选择题

A、B、C三种有机物互为同系物，下列有关说法中不正确的是[ ]

A．若A为乙烯，B为丙烯，则C中碳的百分含量一定是约85.7%

B．若A是甲醇、B是乙醇，则C一定能发生消去反应

C．若A为苯，B为甲苯，则C一定能使酸性KMnO4溶液褪色

D．若A、B均是一元醛，则C分子式一定不是C5H10O2

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