Question

【题目】My father flew to Shanghai last night. (用at 9 o'clock yesterday改写句子)

My father ______ _____ to Shanghai at 9 o'clock yesterday.

Answer 1

【答案】was flying

【解析】

句意：我的父亲昨天九点正飞去上海。

“at 9 o'clock yesterday”昨天九点钟，表示过去具体的某一时刻发生的动作用过去进行时。主语My father是第三人称单数，动词变成was flying。故答案为was flying。