While _____ to foreigners, you must try to make yourself _____ by using body language if necessary．

What you learn today ______ of practical use when you hunt for a job.

This year’s National Day ____ in a practical way, which is reported in People’s Daily.   

I'll return the book to the library as soon as I________it.

—An ant has two stomachs—one for itself, one for others. —Really? Quite interesting. I ________ anything about it.