Her family _____,when she saw a child A.were moving B.would move是选哪个呢?请说明理由…
问题描述：
Her family _____,when she saw a child A.were moving B.would move
是选哪个呢?
请说明理由…
答
选A，would move是过去将来时，怎么可以和when连用呢？when可以和一般时或进行时连用，were moving正好可以。
答
A. were moving.
答
A.因为be doing…when是正在做…时突然…,是固定结构.