第1题: [单项选择]关于腭小凹,叙述错误的是() A. 位于硬腭、软腭连接处 B. 腭中缝两侧对称的两个小凹 C. 是黏液导管的开口 D. 位于全口义齿基托后堤区内 E. 上颌全口义齿基托后缘应终止于此 参考答案:E
第2题: [简答题]请根据下面提示,写一篇短文,词数不少于50。 In your spoken English class, your teacher shows you the following picture. You are asked to describe the picture and explain how you understand it. 参考答案:[参考范文] What an interesting picture! A western young man,sitting at a table,is ready to eat a bowl of noodles.He is holding two forks the same way as we Chinese hold chopsticks.He is trying so hard to pick up the noodles that he is sweating a lot.At first glance,I think it’s a bit funny,for we Chinese take it for granted that chopsticks are the tools for eating noodles.The man in the picture is trying to copy us. Obviously he is doing it with great trouble.Maybe using one fork will do a better job.In my opinion,we don’t need to copy others’ ways of thinking.Sometimes a simpler way of doing things may be a better one.
第7题: [单项选择]某投资方案净现值可能为5600万元、4300万元和2680万元,发生的概率分别为0.2、0.3和0.5,则该投资方案净现值的期望值是( )万元。 A. 3650 B. 3750 C. 3880 D. 3980 参考答案:B 答案解析:净现值的期望值=5600×0.2+4300×0.3+2680×0.5=3750(万元)
[试题点评]:本题考核的是风险型决策的期望值标准的计算。参见教材P38
第24题: [单项选择]运用重车运送途中发生倒装作业,当日卸车后不能当日装车,()。 A. 当日计算卸车数一辆,再装车时计算装车数一辆 B. 当日计算增加卸空车一辆,再装车时计算装车数一辆 C. 当日计算增加卸空车一辆,再装车时计算增加使用车一辆 D. 当日计算卸车数一辆,再装车时计算增加使用车一辆 参考答案:C
第25题: [单项选择]金融风险是由于各种( )因素的影响,从而发生损失的可能性。 A. 稳定性 B. 不确定性 C. 确定性 D. 不稳定性 参考答案:B 答案解析:[解析] 金融风险是指金融机构在货币资金的借贷和经营过程中,由于各种不确定性因素的影响,使得预期收益和实际收益发生偏差,从而发生损失的可能性。