If you're coming, please let me know（）advance.

You must put the（）cargo this side, if any, and let me know later.

Let me give you a _____ of how the computer works.

Let me give you a ______ of how the computer works.

Please wireless to let me know（）I am to anchor or to meet pilot.

---Would you like tea or coffee?
---___ , thanks.( )

Waiter: Would you like to have one bill or separate bills，sir?　　John: It’s my treat. One bill，please.　　Paul: You paid last time. ______　　John: Well，all right if you insist. But next time you must let me pay.

Who do you like better, your father or mother? Why?

Do you like an apple or a banana?（）

Do you like your hometown? Why or why not?

If you're coming, please let me know（）advance.

If you do not know the subject, you will not understand what is said or written, even if English is your mother （） what is said or written.