A.Stretch B.AutoSize C.Align D.Center
A.0 ≤ x < 10 B.(x >=0)AND(x < 10) C.x >= 0, x<10 D.(x >= 0 )OR(x<10)
A.F1鍵 B.F2鍵 C.F3鍵 D.F4鍵