单项选择题
A.Visual BasicB.PowerPointC.AuthorwareD.Flash
A.Option(Mac)/Alt(Win)B.ShiftC.Command(Mac)/Ctrl(Win)D.Tab
A.立体型B.曲面C.平面D.3D
A.添加到选区B.与选区交叉C.从选区减去D.新选区
微信扫一扫,加关注免费搜题