单项选择题

The talks were held behind _________ doors.

A closing
B close
C closed
D opened

你可能感兴趣的试题

法国人民也是信仰自由、平等、博爱的精神。()

答案：正确

单项选择题

For fear of kidnappers, parents tell their children to ______ speaking to strangers in the street.

A. evade
B. preclude
C. conclude
D. avoid