450.The 'two-stage door opening method' means:
(A) Open the door in two stages without checking for trafficor pedestrians.
(B) First open the door slightly, check for traffic and pedestrians, then open fully.
(C) Bothof the above.

答案:登入後查看
統計: 尚無統計資料

詳解 (共 1 筆)

#7521700
考試重點觀念 兩段式開門法(Two-s...
(共 856 字,隱藏中)
前往觀看
0
0