---Shall I keep an eye on your house when you are on holiday?

---________.

A．It’s up to you

B．Of course you should

C．If you should like

D．I would appreciate that

下列关于导游人员的义务的说法中正确的有______。

A．不得欺骗、胁迫旅游者消费

B．不得向旅游者兜售物品或者购买旅游者的物品

C．不得擅自增加、减少旅游项目或者中止导游活动

D．不得有损害国家利益和民族尊严的言行