在如图所示的电路中，已知E=5V，ui=10sinωtV，VD为理想二极管，输出电压 发布时间：2017-05-02 04:55 │ 来源：www.tikuol.com 题型：单项选择题 问题： 在如图所示的电路中，已知E=5V，ui=10sinωtV，VD为理想二极管，输出电压的波形图为（）。A.AB.BC.CD.D
题型：单项选择题 阅读下面对话，从方框内7个选项中选择5个恰当的句子完成此对话，并将其标号填入题前括号内。 A. Who are you? B. I'm an English guide from Beijing China Travel Service.C. Here you are.D. Are you Miss White from New York? E. I'm so lucky that I could meet my guide as soon as I got off the plane. F. Can you help me? G. I hope we can make you at home here.A: Excuse me, 1. B: Yes, and you are…? A: 2. This is my membership card. Would you please show me your passport? (护照) B: OK. 3. A: Welcome to Beijing, Miss White. I am so glad that you are the first guest I have received. B: Thank you, Miss Chen. 4. A: Let me help you with your suitcase. Our car is waiting for us just at the entrance. 5. B: Thank you very much for your good service. A: You're welcome. 查看答案
题型：单项选择题 从国际银行业的发展经历来看，商业银行客户信用评级大致按顺序经历了（）三个主要发展阶段。A.专家判断法、信用评分法、违约概率模型分析B.信用评分法、专家判断法、违约概率模型分析C.专家判断法、违约概率模型分析、信用评分法D.信用评分法、违约概率模型分析、专家判断法 查看答案
