在正式的英语表达里，疑问基本句型可分为下列四种：
1. May I...
2. Could you...
3. Would you...
4. Shall I...?
只要理解这四种基本的句型，就可以处理大部分业务上的状况。
1.自己要做什么事时，就使用May I ...
May I have your name, please? 请问尊姓大名
May I have your check-out time, please? 请问您什么时候结账离开?
May I see your passport, please? 请让我看一下您的护照好吗?
May I know your nationality, please? 请问您的国籍是什么?
2.麻烦客人时，可使用Could you ...
Could you fill out the form, please? 请您填写这张表格好吗?
Could you write that down, please? 请您写下来好吗?
Could you draft the fax, please? 请您写下传真的草稿好吗?
Could you hold the line, please? 请不要挂电话好吗?
3.询问客人的喜好或是做什么时，可使用Would you ...
Would you like tea or coffee? 请问您要喝茶还是咖啡?
Would you like to take a taxi? 请问您要搭计程车吗?
Would you mind sitting here? 请问您介意坐在这里吗?
4.在提供建议协助、征求意见时，可使用Shall I ... 或Would you like me to do ...?
Shall I draw the curtains? 请问需要我把窗帘拉上吗?
Shall I draw you a map? 请问要我为您画一张地图吗?
Shall I make the reservation for you? 请问要我为您安排预约吗?
