圆翳内障中医学又称为，除了：
A．冰瑕翳B．浮翳C．枣花翳D．沉翳E．滑翳
参考答案：A
Is it normal that in September hotels near universities are overcrowded, _____ many parents from a distance nowhere to stay but to sleep on the playground ?
A．to leave
B．left
C．leaving
D．leave
硅砖热风炉烘炉初期，其拱顶温度波动应控制在（）
A、±2℃
B、±5℃
C、-2-+5℃
