Many questions ______ at the meeting, but he answered none.
What was unexpected was that the disrespectable fellow ______ the old man.
I wonder whether the police ______ that lost child or not
Jerry, why ______ you leave your things on the floor like this?
. When Jack reached the station the train ______ for ten minutes.
After ______ seemed a long time, Mr. Li stood up and broke the silence.