明明和亮亮是好朋友，他们的数学成绩都很优秀。学校要组织同学们参加全市“希望杯”数学竞赛，他俩都想参加，但名额有限。经考试，明明和其他四名同学人选，亮亮心里感到特别不平衡。当天放学后，他向老师报告明明考试打小抄，后经学校调查并无此事。从此，亮亮的朋友越来越少。这件事告诉我们[ ]
A．忌妒是人们进取的动力
B．要消除忌妒心理，培养健康的竞争意识
C．忌妒对我们的发展有好处
D．竞争就应不择手段，打败对方
答案：B
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| Today it is quite natural to find people shake hands in some situations. People all over the world shake hands for many different 1 . We shake hands when we meet new people 2 during special festivals. Players often shake hands before or after 3 . Business people shake hands when they make a deal. Why do people shake hands 4 shaking feet? This is because of the fact that a long time ago most people 5 knives or guns. If some of them decided that they did not want to 6 , they would show their empty hands. 7 people shook hands so that they could not 8 knives in their sleeves (袖子). Later on, handshaking became a symbol of 9 . Now we don't have to 10 people with guns or knives. However, we still shake hands all the time! The reason is simple — it is still a way to show friendship. | ||||
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