The president was so absorbed in his workthat not a sound ______

is true friendship is that he or she would like to do all she can his or her friends when they are in trouble

The heavy rain made the tourists at the hotel all day with nothing to do.

Must I do my homework now, Mum? —_______. You can do it tomorrow.

He put forward his suggestion at the meeting that every means ________ to save the crops before the storm came.