下列哪项不是电视纵隔镜手术的常见并发症（）

A.乳糜胸

B.出血

C.食管损伤

D.气管损伤

E.气胸

—How was your trip to Yancheng last week?

—Wonderful! I only felt sorry that I ________ the nature reserve of red­crowned cranes, but the weather was awful.

A．could visit

B．could have visited

C．might visit

D．might have visited