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【单选题】
,27岁,就职大型超市。每当有顾客来购物时,她都主动热情顾客介绍物品。可是有一天,她在给顾客介绍物品时,却被顾客摆手撵走、张违反了礼仪的A.
遵守的原则
B.
自律的原则
C.
真诚的原则
D.
的原则
E.
适度的原则
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举一反三
【单选题】Psycholinguistics investigates the interrelation of language and ______.
A.
a speech community
B.
its diversity
C.
human mind
D.
human behavior
【单选题】According to the passage, shopping for most people ______.
A.
is a flexible means of communicating
B.
is not just a means to gaining an end
C.
does not provide an alternative to physical enjoyment
D.
provides a perfectly easy and efficient way of living
【单选题】●The (75)is designed specifically as a security system for preventing unauthorized communications between one computer network and another computer network. (75)
A.
firewall
B.
protocol
C.
hacker
D.
virus
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