---- What do you think of haze(雾霾)? ---- It ____ us we all must try to do something to stop the air pollution.
It’s clever________ Amy to make a birthday cake, but it’s hard _____ me to do that.
I want to _________ at the meeting, but in the end I _________ nothing.
_________ people were found ________ after the big earthquake.
He is a clever boy. His __________ are of great __________ to us.
His father and mother often argue _______ what TV programmes _________.