装卸检修作业场的主要任务包括：处理影响（）或行车安全的铁路货车故障。
参考答案：货物装卸
将容器密闭，以防止尘土及异物进入（）
A.避光
B.密闭
C.密封
D.阴凉处
E.冷处
You forgot to go to the meeting? You _____ important things. It’s so_______.
A．had always forgotten; disappointing
B．are always forgetting, disappointing
C．always forget; disappointed
D．were always forgetting; disappointed
