为方便宾客使用，客房电源插座应分别设置在（）。
A、卫生间洗面台侧墙面
B、客房写字台上方或侧面
C、窗台下方
D、床头柜上
参考答案：A, B, D
My book was here a second ago but now it's missing. Someone _____ a joke on me. [ ]
A. must be playing
C. can't have played
B. must play
D. can't play
进口自用应税车辆以组成计税价格为税基。计税价格的公式为（）
A.计税价格=关税完税价格+关税
B.计税价格=关税完税价格+关税+消费
C.计税价格=关税完税价格+关税+增值税
D.计税价格=关税完税价格+消费税+增值税
