Mr Smith is leaving for Britain tomorrow．Let’s go to the seaport ________．

Mr Smith is leaving for Britain tomorrow．Let’s go to the seaport ________．

A.to see off him

B.seeing him off

C.to see him off

D.seeing off him

答案及解析： C

解析：

人称代词作宾语,应放在动词和副词之间；此处需要不定式作目的状语。