— Where was your father when I called you, Tony?
— He his car.
A. washes
B. washed
C. is washing
D. was washing
网友回答
A. washes
B. washed
C. is washing
(答案→)D. was washing
解析：根据问句内容可知问的是当我打电话给你时，你的父亲正在做什么，故其答语应该为过去进行时，其结构是：主语+were·was+doing sth，故选D，符合句子结构。