第21题: [单项选择]Questions 11 to 18 are based on the conversation you have just heard. A. She wants to know who the students are. B. She wants to meet the president. C. She’s not eager to greet the president. D. She’s sure she has met the president before. 参考答案:B 答案解析:[听力原文] M: Gloria, have you met the new student body president yet W: No. I don’t think we’ve
第27题: [单项选择]A国交流讲学收入在我国应缴纳的个人所得税( )元。 A. 7600 B. 400 C. 1600 D. 800 参考答案:C 答案解析:A国交流讲学个人所得税扣除限额=40000×(1-20%)×30%-2000=7600(元),因此在我国应缴纳个人所得税=7600-6000=1600(元)
第28题: [单项选择]正态分布的数值变量,两组资料的比较,检验统计量的计算用 A. (X-μ)/σ B. (X-μ)/σx C. (X-μ)/Sx D. (d-μ)/Sd E. (X1-X2)/Sx1-x2 参考答案:E