haven’t got the service advertised on theirwebsite, then you have _____ to complain about it.

If you really want yourself to be in good health, you must ___ always ___ so much.

is known to us all is that the Olympic Games will take place inBeijing.

Don’t _____ today’s work for tomorrow. Today’s work must be done today.

What can I do for you—Can you give me __________ to read __________ is OK.