Question

【题目】Bicycles are still popular in Beijing. It's ______ to go to school or go to work by bike.
A.impolite
B.convenient
C.expensive
D.uncrowded

Answer 1

【答案】B
【解析】句意：自行车在北京仍然很受欢迎，骑车上学或上班都很方便。A. impolite不礼貌的，B. convenient方便的，C. expensive昂贵的，D. uncrowded宽敞的。根据题干和语境可知convenient符合题意。故选B。