41.   They stayed up all night before the flight back.

42.   They had stayed up there with the princes until it had become dark, early, of course, in Egypt.

43.   They had grown so used to her not joining in that they had not really noticed that she had stayed up there when they came down.

44.   I say that I will stay up here.

45.   The fight to stay up looks like being a long one.

46.   He tried to clear the rubbish himself and stayed up all night in the hope that workmen would tackle the job.

47.   They could even lose and stay up providing two of their lower-placed rivals lose.

48.   There she would stay for up an hour in shirt-sleeves in the pitch-dark, sometimes in the snow, while the bewildered family shivered inside.