题目

—It shouldn't be so difficult to solve the problem if we all come to help．—That's right_     _．        A．Many hands make light work        B．Something is better than nothing．        C．The more the better        D．The sooner begun, the sooner done 答案：A篮球场的长是28米，宽是15米．它的面积是多少平方米？半场是多少平方米？