II.单项填空(共15小题;每小题1分,满分15分)21.The news came to us as _______ great surprise that he had turned __________ writer. A a; a B a; / C. /; a D. /; /
--How are your business goes wrong? ---But I have done all that is by law.
—What happened over there? —They argued________the waiter________the price of the meal.
She will tell us why she feels so strongly that each of us has a role _____ in making the earth a better place to live.
---Were you satisfied with the exam result? ---Not a ______. I should have done much ______.
It's no such ____ long distance from here to ____ supermarket. We can walk there.