【题目】______ the traveler of carrying drugs, the customs official stopped him and went through his suitcase.
A. To suspect B. Being suspected
C. Suspecting D. Suspected
在线课程【答案】C
【解析】
试题分析：考查主动语态。句意：外贸官员怀疑旅游者携带毒品，所以检查他的行李。外贸官员与怀疑之间是主动关系，故用suspecting，故选C。