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【单选题】
How did scientists discover the source of lead pollution in Greenland?
A.
By analyzing the data published in journals like Nature and Ambio.
B.
By studying the chemical elements of soil and snow in North eastern America.
C.
By comparing the chemical compositions of leaded gasoline used in various countries.
D.
By observing the lead accumulations in different parts of the arctic area.
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【判断题】中景是最多最常见的叙事性镜头。
A.
正确
B.
错误
【简答题】羽毛球就由( )根羽毛固定在球托上。每根羽毛从托面到羽毛尖的长度,统为( )毫米,重量应在( )克。
【判断题】背阔肌起点起于7-12胸肋棘突、胸腰筋膜、髂嵴和下3-4肋,止点止于肱骨小结节嵴。()
A.
正确
B.
错误
【单选题】Windstorms have recently established a record which meteorologists hope will not be equaled for many years ______ .
A.
that will come
B.
that are coming
C.
to come
D.
coming
【判断题】The Buyer should pay for the reinspection.
A.
正确
B.
错误
【单选题】埋于土壤中的人工水平接地体宜采用扁钢或圆钢。圆钢直径不应小于()mm。扁钢截面不应小于()mm 2 ,其厚度不应小于4mm。
A.
10;100
B.
12;100
C.
15;100
D.
20;100
【单选题】测定砂浆抗压强度的标准试件的尺寸( )。
A.
70.7×70.7×70.7mm
B.
70×70×70mm
C.
100×100×100mm
D.
40×40×160mm
【判断题】透视图可以利用玻璃成像揭示透视图的原理。
A.
正确
B.
错误
【单选题】下面镜头哪一种是属于广角镜头()
A.
12--17mm
B.
50mm
C.
85-300mm
D.
35mm
【单选题】建筑内部和外缘凡游人正常活动范围边缘临空高差大于( )米均设护拦设施,其高度应大于()米。
A.
1.0;1.05
B.
1.1;1.1
C.
1.2;1.05
D.
1.05,1.0
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