单项选择题
听力原文：When I go to your office, where should I park?(A) There's a visitor's lot behind the building,(B) I usually eat lunch in the park across the street.(C) Why don't we meet at 1 at my office?(11)A． B． C．
单项选择题 下列选项中影响不定期评估的宏观经济政策是（）。①税务政策变化②法律法规的修订③经济形势变动④利率政策的调整
单项选择题 期货交易的保证金账户必须保持一个最低的水平,称为( )。
单项选择题 尿毒症病人禁食的食物是：
