若以现金方式退还客人银行卡消费,应请客人在账单上签字确认其收到的退还现金金额,账单由前厅经理签字后交财务作为退款凭证存档。
参考答案:错
-----What is the noise?
-----Oh, I forgot to tell you. The new machine _________.
A.was tested
B.will be tested
C.is being tested
D.has been tested
读下图结合所学知识回答问题:
(1)这三位民族英雄分别是?