Do you mind ________the door for me __________

nother ten miles ______, we must speed up so that we can get there before dark.

The scientist knows nothing about the matter, because he is always ______ himself in scientific study.

Dr. Peter Spence, _______ headmaster of the school, told us, “_______fifth of students here go on to study at Oxford and Cambridge.”

__from the operation, the patient wasadvised to stay in hospital for another two weeks.