Nobody but doctors and those _______ by Dr Smith ______ to enter the patient’s room.
If Bob’s wife won’t agree to sign the documents,_________.
Shortly after the traffic accident, two _______police were sent to the spot to keep order.
_____leaves the office last must close all the windows and the door.
It was not until he went abroad for further study______Li Ming realised the importance of English.
.When you finish reading the book you will have____better understanding of _______life.