单项选择题
Many tourists were （） by the city 's complicated traffic system.
A.degraded B.bewildered C.evoked D.diverted
单项选择题 The political future of the president is now hanging by a （）.
单项选择题 By （） computation, he estimated that the repairs on the house would cost him a thousand dollars.
单项选择题 The （） on this apartment expires in a year's time.
