Everyone at the meeting was expected to ___________actively in t

Everyone at the meeting was expected to ___________actively in the discussions.
A、participate
B、negotiate
C、navigate
D、fight
【正确答案】：A
【题目解析】：原句的意思是“每一位参会者都应该在讨论中积极发言。”因此我们选择A. participate（参加某事、分享某事）。