题目内容
_____ of danger in the street at night, she had to go home, with a friend ____ her.
A. Warning, following B. Having warned, following
C. Having been warned, following D. Warned, followed
C
解析:
warn这一动作发生在主句动作had to go之前,应用-ing的完成形式,且与主句的主语存在着被动关系;a friend与follow之间是主动关系。故选C。
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