在总账系统中录入会计科目期初余额时，如果某科目为外币核算科目，则必须先输入其外币余额，再输入本币余额。
参考答案：错
— Hi, Li Ping, why are you so happy?
— ______________ I saw Yu Dan in the Quanzhou Hotel today. [ ]
A. Guess what!
B. I suppose so.
C. Me too.
D. How awful!
CD—ROM在工作时，激光头与盘片之间是不接触的。
