—Kathy and her sister are so alike.—I can’t tell one from ____.
It was quite a serious accident, _________ caused by careless driving.
Jane was disappointed that most of the guests______ when she_______at the party.
The politician has been warned that he would be getting into great trouble ________stick to his standpoint.
—I want to go to the library but I am afraid I am not in the right ________. — _________. Go ahead.
—Would you rather come on Friday or Saturday? — _________.