Question

We went to forbidden City last month, ______, not surprisingly, was crowded with visitors.

A．that

B．where

C．which

D．when

Answer 1

C

试题分析：句意：我们上个月去了紫禁城，毫不惊讶地，紫禁城挤满了游客。not surprisingly为插入语。先行词为forbidden City，在非限制性定语从句中充当主语，故用which引导。故选C。