未封闭的阳台、挑廊，按其围护结构外围水平投影面积的（）计算建筑面积。
A.1/4
B.1/3
C.1/2
D.2/3
参考答案：C
They had great fun _____ soccer yesterday.[ ]
A. played
B. playing
C. to play
D. play
（）
A．
B．
C．0.98
D．
（）
