单选题 Speaker A. Did you hear about those people who got hurt when going mountain climbing? I think they shouldn't allow people to go mountain climbing. It's too dangerous.Speaker B: ______
【正确答案】 A
【答案解析】A方向B方提供了信息并发表了自己的看法,需要对方就这一意见做出同意与否的反应。B项前后矛盾,C、D项均未表明是否同意A方的意见。A项表示同意并进一步发表看法,是正确答案。