单项选择题
听力原文：How often does your group meet?(A) Okay, I'll see you at the meeting.(B) Once a month.(C) Upstairs at 3 o'clock.(1)A． B． C．
单项选择题 听力原文：Which of the two coffees do you prefer?(A) Just a little milk, no sugar.(B) Two coffees—will that be all?(C) This one is a little too strong.(15)A． B． C．
单项选择题 审计人员在核实银行存款的实有数时,采用( )或派人到银行取得截至审查前一日的对账单。
单项选择题 A．钾离子 B．锌离子 C．钙离子 D．钠离子 E．氯离子细胞内液主要阳离子为( )
