. It is Tom rather than his classmates that _________ to blame for what has happened. A. are B is C. were D. was
—How far can you run without stopping? —_________. I’ve never tried.
A serious study of physics is impossible ________ some knowledge of mathematics.
—I’m afraid you have the wrong number. —Sorry! ________.
________ you said at the meeting describes a bright future for the company.
It remains to be seen ________ the newly formed committee’s policy can be put into practice.