A.8
B.10
C.12
D.15
[单选题]A.8B.10C.12D.15
[单选题]A.8B.10C.12D.15
[单选题]A.空心矩形B.实心矩形C.正方形D.圆形
[单选题]A.状态1B.状态2C.状态3D.状态4
[单选题]A.状态1B.状态2C.状态3D.状态4
[单选题]A.空心矩形B.实心矩形C.正方形D.圆形
[单选题]A.00110110B.10101101C.01010010D.11000101
[单选题]A.10100111B.11110011C.01110111D.01110101