第15题: [单项选择]语句cout<<setprecision(2)<<1024.4567;的输出结果为 A. 1024.4567 B. 1024 C. 1024.45 D. le+003 参考答案:D 答案解析:[命题目的] setprecision( )函数的考查。 [解题要点] setprecision( )函数为设置小数位数。 [考点链接] C++中I/O流各种函数的使用例如: setw(
第28题: [单项选择]What’s the relationship between the two speakers A. Doctor and patient. B. Husband and wife. C. Teacher and student. 参考答案:B 答案解析:[听力原文] M: Gary, will you please pick up little Tom from the school W: I’m sorry. I’m afraid