The room was hot, but she knew better than to open the window.
I opened the little window and looked out at the world.
"We have five months of education to open the window for them."
He opened the window after they turned in to the country.
In the car on the way home he sat alone, opened the window and put his head out.
I tried to open the window, but could not do so.
She had opened the window and asked the man to come in.
At some point he must have got up and opened the window.
No one could have opened the window from in here.
I opened my window just enough to hear what the man wanted.