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【多选题】
下列关于我国著名古桥的说法中，正确的是( )。A.
卢沟桥桥身两侧的柱头上均雕刻伏卧石狮，大小501个
B.
风雨桥是结构的廊桥，是苗族文化在建筑艺术上的结晶
C.
洛阳桥是我国古代石桥，北宋由郡守主持建造
D.
湘子桥距今有800余年历史，是我国第一座启闭式桥梁
E.
赵州桥建开皇年间，由著名工匠春设计建造
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【简答题】What do we learn from the conversation7 [ A] Tim Smith isn't in right now. [B] The caller dialed the wrong number. [ C]Tim Smith is busy now.
【单选题】It is now 11:30 pm, so there are few people and buses on the street, ____________ ?
A.
aren’t there
B.
are they
C.
aren’t they
D.
are there
【简答题】一病员口服核黄素后,尿液呈黄色,请说明它在体内吸收、运行和排泄的具体途径。
【单选题】我国规范规定,用边长为( )的标准立方体试件,在标准养护条件下(温度20°C±3°C,相对湿度不小于90%)养护28d后在试验机上试压。试验时,试块表面不涂润滑剂,全截面受力,加荷速度约为0.15~0.25N/mm2 /s。试块加压至破坏时,所测得的极限平均压应力作为混凝土的立方体抗压强度,用符号fcu表示,单位为N/mm2。
A.
200mm
B.
125mm
C.
100mm
D.
150mm
【单选题】What time is it now according to(根据) the two speakers?
A.
7:30.
B.
0.319444
C.
0.347222
【简答题】Nancy and Peter McCall like sports. In the summer they swim and in the winter they ski. They are planning ski trip for this weekend, but they don't know about the weather. It's 7:30 now, and they are ...
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