_ his return from America, he got down to hisresearch.

Are we going to have sports meeting this week — No. It’s ______till next week because of the bad weather.

John sings very well. We listened to singa beautiful song yesterday.

Lin Dan won the first prize in the Beijing Olympics,which helped him gain the ____ of the world.

The twofootball players seem like enemies on the field but _______ they are good friends