see现在进行时ing形式：seeing

v.看见;见到;看出;看得见;看;有视力;观看(比赛、电视节目、演出等)

see的现在分词

例句：

I'm seeing a patient ─ please wait outside.

我正在给病人看病。请在外面等候。

The neighbours reported seeing him leave the building around noon.

邻居们反映说在中午时分看见他离开了大楼。

They couldn't conceal their surprise at seeing us together.

看见我们在一起，他们表现出掩饰不住的诧异。