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【单选题】
绘制钢模板排列配制图时,应使模板的长度方向与支承钢楞成( ),有利于受力合理。A.
平等
B.
相应
C.
垂直
D.
随意
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【简答题】Near the North Pole there are only two seasons: winter and summer. The winter nights are long. Four more than two months you can’t see the sun, even at noon. The summer days are long. For more than tw...
【单选题】At noon the sun is high in the sky. The shadow is __________
A.
long
B.
short
C.
black
【单选题】The sun at noon _________ the ice on the roads very quickly.
A.
desolates
B.
nourishes
C.
thaws
D.
incensed
【简答题】Do you know that you can use your watch as a compass ( 指南针 ) on a sunny day? Take a watch and point the hour hand in the direction of the sun. Imagine a line which runs from the center of the watch th...
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【单选题】A rainbow cannot be seen at noon, _____ the sun is high in the sky.
A.
which
B.
where
C.
while
D.
when
【单选题】The sun at noon ___ the ice on the roads very quickly.
A.
refrigerates
B.
thaws
C.
heat
D.
warm
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