2、Can (Could) I smoke in this room?

　　　　 A．Ask for permission:

1、May I park my car here?

5、Would you like some help?

4、Would you like me to do this for you?

3、Is there anything (else) I can do for you?

2、What can I do for you?

1、Can (Shall) I help you?

7、I wonder if you could lend me some money.

　　　　 B．Offers:

6、Do (Would) you mind turning down the radio?

5、Please don't open the window.