He likes playing ________ piano and he can play ________ tennis.

He could see the tall chimneys of the factory ______.

Some pre-school children go to a day care center, _ they learn simple games and songs[ ]

下列句子中划横线词的活用现象与其他三项不同的一项是

Kate! Let’s go to work right now. We’ll be late. — _____. We still have 20 minutes left.