We saw several natives advancing towards our party, and one of them came up to us, ________ we gave some bells and glasses.

A.to which

B.to whom

C.with whom

D.with which

答案及解析： B

解析：

句意：我们看到几个当地人朝我们走来，其中一个人来到我们面前，我们给他一些铃铛和眼镜。此题考查的是定语从句，其先行词为one of them，指人且在从句中作宾语，当把介词提前，指人时应该用whom，故正确答案为B。