The young student is ____as a writer. It’s_____to all his teachers.

People are using more and more natural gas, wind and other forms of _____.

 According to the newly passed Road Traffic Safety Law, there are now tougher ________ for drunken drivers.

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

Due to the widespread ____ of advanced technology, the price of computers has come down greatly.