I always have so many things to when I come into the office after a trip abroad.A. add to

问题补充：

I always have so many things to when I come into the office after a trip abroad.

A. add to

B. attend to

C. contribute to

D. appeal to

答案：

A. add to

(答案→)B. attend to

C. contribute to

D. appeal to

解析：动词词组辨析题。A．add to 增添B．attend to 处理C．contribute to 导致D．appeal to 呼吁句意：国外旅行回到办公室后我总是有许多事情处理。根据语境选B