—I went to see you yesterday evening. But you weren’t in. Where were you then?
—I       a walk by the lake with my husband.

—I didn’t see you at the meeting yesterday. Why?
—I        for an important telephone call at that moment.

I saw Ken in the meeting room, he       Joe for the school magazine.

—What did the teacher say just now?
—Sorry, I didn’t hear it. I       out of the window.

—I called you yesterday evening, but nobody answered.
—Oh,       at that time.

—Alan! Why are you so late?
—Sorry! When I         home, I met one of my old friends.

根据提示填空（每空一词）
Lucy was ____ (smile) at me when I saw her.

根据提示填空（每空一词）
当学校篮球赛开始的时候，凯特还在前往学校的路上。
When the school basketball competition started, Kate ____ still making her____ to school.

My father        TV while my mother was doing some washing last night.

I was very angry with John—he just        when I spoke to him.