单项选择题
A.The changed pricelist will be sent in due time. B.The change of the pricelist can't be predicted beforehand. C.You may not be notified of the change of price.
A.Right B.Wrong C.Doesn’t Say
A.Management can’t deny visitors by returning the payment. B.Visitors may not be permitted to enter the museum with payment returned. C.Visitors are permitted to enter the museum with their ticket bought.