A:平移
B:旋转
C:平移、旋转和对称
当黑龙江省冰天雪地时,海南岛依然百花盛开,这是因为我国( )
—Will you please give the dictionary to Jane?
—Sure. I'll give it to her ________ she arrives here.
圆的周长与它的直径的比值约是3.14。(判断对错)