Question

【题目】Hangzhou ________ as the City of Silk. Tourists like shopping for silk there.
A.knows
B.is known
C.was known
D.will be known

Answer 1

【答案】B
【解析】句意：杭州作为丝绸之都被被人们所熟知，人们喜欢在那里购买丝绸。

根据主语及动词之间的关系可知本句是被动语态，故排除选项A；本句叙述的是大众日常的行为，应选择一般现在时态，故选B。