I saw her( ) on the ground just now

B.lying
文法:
see sb doing sth 看到某人正在做某事
lie 可作 "躺"、"位於" 讲,是不规则的不及物动词,过去式是 lay,过去分词是 lain.如：
(1)
Don't lie in bed all day.Get up and do some work.
(不要整天躺在床上,起来做点工作.)
(2)
Taichung lies to the south of Taipei.(台中位於台北之南.)
(3)
He lay all night on his sleepless pillow.
(他整夜躺在床上没睡著.)
(4)
There was a drunken man lying on the road as I passed.
(我经过的时候有个喝醉酒的人躺在路旁.)
(5)
This letter has lain unanswered for a month.
(这封信放著有一个月没回了.)