31.By the time we _____the airport, the plane_____

Did you look up the time of trains to New York? — Yes, but the early train has been cancelled _______ the heavy fog

The weather is too cold ______ November this year.—It was even ______ when I came here years ago.

They stayed with me three weeks, _____ they drank all the wine I had.

Where is Joan— She a novel in her study.