建国初期的土地改革运动，实质上着眼于[ ]
A．满足农民土地要求
B．解放农村生产力
C．稳定民族资产阶级
D．保护富农经济
答案：B
Once he has determined _____ something, no one can change his mind. [ ]
A. to do
B. doing
C. to have done
D. having done
出租汽车驾驶员承担社会责任，无私奉献社会，不提倡（）等行为。
A.无偿服务残疾人
B.组织爱心车队
C.援助受灾群众
D.索取小费
