Question

St Petersburg,          is a very beautiful city, was once called Leningrad.

A．which	B．where
C．that	D．what

Answer 1

A

试题分析:句意：圣彼得堡，这是一个美丽的城市，曾经叫做列宁格勒。此处是非限制性定语从句，排除C，D选项。句中缺少主语，应用关系代词，选A。