问题 选择题

This is a city which lives for today while ____ by its past.

A.surround

B.surrounding

C.surrounded

D.to surround

答案

  C

  考查非谓语动词。while在这里表转折意义,有“然而”之意,surround一词是及物动词,be surrounded by被……包围,这里是状语从句的省略,省略了it is。

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