-------He says that my new car is a ____________ of money.  -------Don’t you think those words are just sour grapes? 

Whether by accident or _______, he arrived too late to help us.

Nowadays many parents from the countryside cannot afford to educate their children, because the school      are too high.

 Mr. Barret doesn’t think that all bad language should be allowed. In his opinion, there are ______ that should be kept up.

Nowadays people have to pass various tests for professional __________ so that they can be qualified for a well-paid job.