Question

【题目】--- Did you catch the first subway this morning?

---No, I didn’t. It had started moving I could get on it.

A．before B．since C．after D．as soon as

Answer 1

【答案】A

【解析】

试题分析：句意：--今天早上你赶上第一班地铁了吗？--不，我没有，在我能上车之前，他已经开始移动了。 ABefore在……之前；B．Since自从 ；C．After在……之后；D．as soon as一……就。根据句意，故选A。