On Saturdays, students are very proud to be on the street to guide passers-by to obey traf

发布时间：2020-08-17 08:25:34

On Saturdays, students are very proud to be      on the street to guide passers-by to obey traffic rules.
A. characters
B. volunteers
C. operators
D. graduates

网友回答

A. characters
(答案→)B. volunteers
C. operators
D. graduates
解析：A. characters人物，性格，B. volunteers   志愿者，C. operators接线员，操作员，D. graduates毕业生，句意：在星期六，学生很自豪能做街上的自愿者指导行人遵守交通规则。根据句意选B.
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