Two ways: I couldn't believe what I was seeing! He was seeing a girl he met at a party. (This second one implies that the boy was dating the girl, seeing is a synonym in this form.)
Sarah sees a beautiful rainbow
Bill sees a cool horse
Seeing spiders used to unsettle me.
"Eek!" she screamed with seeing the mouse.
The trolley took the people sight-seeing.
It was unreal watching it as surely what he was seeing was impossible.
Seeing the wolf in the woods really made my hackles rise.
Looking out the window and seeing the rain confirmed that it was a dreary day.
"I am looking forward to seeing you." Is a correct sentence.
Myopia is a disease that causes dificulty in seeing. It is commonly called nearsightedness .
Seeing the horse in such distress was a horrid experience that he did not want to repeat.
Example: Mafians are sadists. (Sadist means a person who enjoys seeing pain.)
The verb in this sentence is 'seeing'.
By using them as the lines of outline and seeing if it makes logical sense