Quite a few people like traveling, for it can increase their knowledge and broaden their ．
A. features
B. horizons
C. heritage
D. reservations
网友回答
A. features
(答案→)B. horizons
C. heritage
D. reservations
解析：词义辨析. A．特征;容貌 B．地平线.眼界 C．遗产;传统 D．保留;预定.句意:相当不少的人喜欢旅行,因为它可以增加他们的只是和拓宽他们的眼界.故选B.