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【单选题】
在进行集中供暖系统热负荷概算时，下列关于建筑物通风热负荷的说法，哪项是错误的A.
工业建筑可采用通风体积指标法计算
B.
工业建筑与民用建筑通风热负荷的计算方法不同
C.
民用建筑应计算从门窗缝隙进入的室外冷空气的负荷
D.
可按供暖设计热负荷的百分数进行概算
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举一反三
【单选题】Would you mind me ___________here? __________.Let me take my bag away.
A.
to sit, Better not
B.
sitting, Better not
C.
to sit, Not at all
D.
sitting , Not at all
【简答题】羊肉中常见红白相间的肉色,红色是 的颜色;白色是 的颜色。
【简答题】Doctors strongly recommended that my father ________(take) more exercise regularly instead of sitting still before a computer all day long.
【单选题】When he came back three hours later, they were still ____on the sofa, _____ in conversation.
A.
sitting ; absorbing
B.
sitting ; to absorb
C.
seated ; absorbed
D.
seated ; to be absorbed
【单选题】—Why are you standing there, Kangkang? —I can't see the blackboard clearly. Two tall boys are sitting ______ me. [ ]
A.
behind
B.
next to
C.
in front of
D.
beside
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