[单项选择]Loudspeakers were fixed in the hall so that everyone ______an opportunity to hear the speech. A. ought to have B. must have C. may have D. should have
第27题: [单项选择]The unpleasant taste of the medicine prescribed by a famous doctor ______ in his mouth for hours. A. rests B. waited C. prolonged D. lingered 参考答案:D 答案解析:linger逗留,缓慢消失。rest休息。wait等待,等候。prolong延长,拖延。
第28题: [多项选择]厂房建筑设计方案评价的技术经济指标有( )。 A. 建筑物周长与建筑面积比 B. 厂房空地面积与建筑面积比 C. 工程全寿命成本 D. 厂房展开面积 E. 柱网布置面积 参考答案:A,C,D 答案解析:[解析] 工业项目建筑设计方案评价的技术经济指标有:①单位面积造价:②建筑物周长与建筑面积比,该指标越低,平面形状越经济;③厂房展开面积,主要用于确定多层厂房的经济层数,展开面积越大,经济层数越可增加