我国古代“天体圆如弹丸，地如鸡子中黄”的说法是（）
A、浑天说
B、盖天说
C、日心说
D、地心说
参考答案：A
There ______ an interesting film this evening. [ ]
A. is going to be
B. is going to have
C. will have
D. is having
压力中心。
