She saw Nina trying on a hat.
Alice saw her sister take the book.
He saw his pupils standing near the school.
Tom saw her leave the room.
She saw her children doing their homework.
Olga saw Andrew sitting on the sofa.
Nicholas saw Ann writing something.
She did not hear me enter the room.
I did not hear them talking.
Have you ever heard her singing?
Have you ever heard him speaking Spanish?
I saw Nick come.
I saw George walk down the street.
I saw Nellie reading.
We saw the students dancing.
We saw their parents talking.
The teacher noticed the pupils talking.
She noticed her father leave the room.
Did you notice them laughing?
Did you notice him go away?
We watched the children skating on the skating rink.
At the zoo we often watched the monkeys playing in the cage.
I often hear him playing in his room.
Did you see these two boys funning?
He heard a child crying in the street.
The children stood and watched the bears swimming.
The boy watched the cat trying to open the door.
He noticed them crossing the street with two big suitcases in their hands.