We often heard the saying: “Don't _________ till tomorrow what should be done today.” So you must finish your work today.
A. put off B. put down
C. put up D. put in
Mrs. Black has three children. One is in Paris, and _______are in another city.
A. other B. the other
C. the others D. others
Mr. Brown has stopped drinking since he ____ on.
A. will operate B. will be operated
C. operated D. was operated
—Must I tell John the bad news now?
—No, you________. He can’t stand it.
A. must B. won’t
C. needn’t D. can’t
The foreigners arrived _________ Beijing late _________ a rainy evening.
A. at; at B. in; on
C. in; in D. at; in
—Would you like to go hiking with us tomorrow?
—Sure, ________ I am busy.
A. since B. unless C. when D. until