Many more aired their views freely at group discussions, which proceeded in a friendly and lively atmosphere. I benefited greatly by - attending this conference.
更多的人在小组讨论会上自由地谈了自己的观点。讨论会开得生动活泼，气氛友好。我参加这次会议，感到受益匪浅。
Many more aired their views freely at group discussions, which proceeded in a friendly and lively atmosphere. I benefited greatly by - attending this conference.
更多的人在小组讨论会上自由地谈了自己的观点。讨论会开得生动活泼，气氛友好。我参加这次会议，感到受益匪浅。
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