第30题: [多项选择]Meetings 开会用语 Coming to the end of a meeting 结束会议 参考答案:So, I think we have covered all the items on today’s agenda. So, that’s everything on today’s agenda. So to sum up... Is there anything else you want to discuss Sorry to interrupt but... Let’s get this meeting under way. I really don’t think that’s on. Is there any other business I’d like to emphasize the fact that... I couldn’t have said it better myself. We seem to be talking at cross-purposes. It’s very difficult to make a decision now. I’m not sure I understood the point about...
第31题: [单项选择]在有n个叶子节点的哈夫曼树中，其节点总数为 A. 不确定 B. 2n C. 2n+1 D. 2n-1 参考答案:D 答案解析:[解析] 哈夫曼树又称为最优二叉树，它的节点总数和二叉树相同为2n-1。
第32题: [单项选择]道义劝告属于( )。 A. 一般性货币政策工具 B. 选择性货币政策工具 C. 直接信用控制 D. 间接信用指导 参考答案:D 答案解析:[解析] 一般性货币工具包括：存款准备金、再贴现和公开市场业务联系。选择性货币政策工具包括：消费信用控制、不动产信用控制和证券市场信用控制等。补充性货币政策工具包括：直接信用控制和间接信用指导。
