ZhuZhiwen’s never been to Hongkong, _______

Listen! Somebody is ___________ at the door.—Don’t answer the door! Mom doesn’t let us do it while she is out.

You’d better let each student read his own tastes and choices.

The English spoken in the United States isonly slightly different from ______ spoken in England

下列各句中加点的成语使用恰当的一项是 （ ）