We’ll never forget this terrible accident and thedamage_______ has caused to the area.

More than two hundred years ago the United States _______ from the British Empire and became an independent country.

every day, theInternet provides readers with the latest news from all corners of the world

It is illegal for a public official (政府官员) to ask people for gifts or money_____ favors(恩惠，帮助) to them

下列各句中，加横线的成语使用恰当的一项是（ ）