人员任用和分配情况属于团队能力开发的( )。
A．依据
B．方法
C．成果
D．目的
参考答案：A
--- How ________ do you attend the evening classes?
--- _______, three times per week.
A．long; On the whole
B．often; On average
C．soon; Generally speaking
D．much; In all
矿石中以（）为主的脉石称酸性脉石。
A、MgO
B、SiO2
C、CaO
D、MnO
