问题

When Steven suddenly remembered that he had left his mobile in the office, the train was already________.[ ]

A: on the go
B: on the rise
C: on the run
D: on the move

正确答案是：

同类题型

Only when ____hard____make your dream come true.

I ________ to go for a walk, but someone called and I couldn’t get away. [ ]

下列各句中，没有语病的一项是（）

Please tell me how the accident_____. I am still in the dark.

________ confidence in yourself is thebiggest barrier _______ greater progress in your work.