Question

【题目】— What did you do at the top of the mountain just now?

— We _______ a train until it disappeared in the distance.

A. saw B. watched C. noticed D. found

Answer 1

【答案】B

【解析】句意：----刚才你在山顶干什么了？------我们看了一列火车，直到它消失在远方。考查动词辨析。A. saw看见；B. watched观察，观看；C. noticed注意；D. found发现。观看动态的场景，用watch；结合句意和语境可知选B。