客运列车在车站停稳实施有效制动后，司机应下车观察乘客上下车情况，根据（）显示及《列车运行图》规定的时间关车门和站台门。
参考答案：TDT
The author of the article believes that it is the test system, ______ teachers, that is responsible for the heavy burden of the middle school students nowadays.
A．other than
B．or rather
C．rather than
D．more than
A．这个装置可测定热功当量
B．做功增加了水的热量
C．做功增加了水的内能
D．功和热量是完全等价的，无区别
