Ⅰ.单项选择
1．He ______baseball.
A．d on't play B．doesn't plays C．doesn't play
2．—Let's play tennis.
—Oh, that ______ good.
A．looks B．interesting C．sounds
3．Does she often ______ basketball?
A．play B．to play C．plays
4．—Does John like tennis?
—No, ______.
A．he do es B．he doesn't C．likes
