A direct air route Chongqing and San Francisco is expected to open next month
A. linking
B. being linked
C. link
D. linked
网友回答
(答案→)A. linking
B. being linked
C. link
D. linked
解析：此处主语A direct air route和link之间是主动关系，故用现在分词作定语。句意：连接重庆和旧金山的直飞线有望下个月开通。根据句意选A。