on the ball造句
61. Swivel on the back foot, throw your hips , and keep your eye on the ball.
62. And, depending on the ball point, can flip over backwards.
63. I had never been to an event like this before, but it was both great fun and very hard work trying to be on the ball constantly to get questions answered and pick out new info!
64. But all of us - volunteers, workforce, everybody involved - has to keep their eye on the ball, work hard right to the end.
65. He's not really on the ball - he lets so many chances slip by.
66. But I would like to try a different kind of life. I prefer to be on the ball.
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