He tried to tell himself to keep calm instead of being angry. It is________

 When we plan our vacation , mother often offers______suggestions.

The present system no longer meets the changing needs of our customers; we have to make a (n)          management system.

Bill Gates is so _____ that he has given away most of his money to charity. 

–As you may have found, the Chinese language is ______ in idioms and proverbs. --Yes, I often get ______.