As a rough estimate, Nigeria is _______ Great Britain.
The scientists all agreed that rules of physics, ______ we are all familiar, govern the world.
To keep safe _______ an earthquake, you should remain at a spot in your room where nothing may fall on you.
—I will come to attend your lecture at 10:00 tomorrow. —I’m sorry, by then my lecture will have ended and I _____ in my office.
As we know, _______ medical examination will help us find out health problems as early as possible.
— I’ve been told that you are not content with your present job. — Yeah. I am looking for a job _____ I can put my talent to good use.