题目

 Ben likes swimming very much, but he _______ running.    A. doesn’t like      B. not like        C. isn’t like 答案：A下列事例中，人对物体做功的是（ ）A．扛着米袋慢慢登上楼梯B．举着杠铃原地不动C．提着水桶在水平地面上匀速前进D．用300N的力推汽车，汽车没动