The Voice of America began during the World War Ⅱ, when Germany was broadcasting a radio program to get international ______.

Don’t try to persuade your boss; he won’t have the _______of employing me — a fresh student.

Peter is a brilliant language leaner. Within two weeks, he has developed a good _______ of Chinese and Japanese. 

----What’s the common ______ of dealing with youth crime in your area? ----Generally, education comes first.

She is the only one among the ______ writers who _______ stories for children.