根据句意，用方框内所给单词的适当形式填空。（每小题1分，共5分）

sleep   win  tomato  play   nine

 
I often hear them ____the piano in the room.
Teachers’ Day in the _____month of the year .
Tom fell ____in the class yesterday because he was very tired.
—Excuse me ,what’s the price of these ___?
—Six yuan a kilo .
I think Sally will be the ____of the English competition in our school.