47.（   ）

(单选题)We should organize useful activities, which will ______ the (单选题)—He was satisfied with the result, wasn’t he?—No. It was so (单选题)The use of money is not limited to high civilizations; actua (单选题)The assignment is ______ easy. It took us three days to fini (单选题)Poor as he was, he was ______ making profits at the expense (单选题)The newest fiber-optic cables that carry telephone calls cro (单选题)One of the most outspoken educators in New York, Dr. Shalala (单选题)Though good at mathematics, Catherine always ______ before a (单选题)We had better put off interviewing the athlete, for he is bu (单选题)—Is there any chance of my being promoted?—If you want a pro