建筑业相关职业伤害不包括（）。
A.火灾伤害
B.坍塌
C.车辆伤害
D.他人伤害
参考答案：D
Boys and girls, please remain________and keep quiet until theelectricity supply returns to normal. [ ]
A. seated
B. seating
C. to seat
D. seat
烛式悬架、麦弗逊式悬架各有何特点？
