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【单选题】
在处理不等跨拱桥的分，若拱脚标高一致，则( )A.
大跨用大矢跨比，小跨用小矢跨比
B.
大跨用大矢跨比，小跨用大矢跨比
C.
大跨用小矢跨比，小跨用大矢跨比
D.
大跨用小矢跨比，小跨用小矢跨比
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】光敏电阻的暗态前历一般比亮态前历的响应时间 。（长/短）
【单选题】Thousands of animal lives would be ______ daily if we just eat vegetables.
A.
spared
B.
freed
C.
escaped
D.
released
【单选题】We should eat __________ fruit and vegetables, but __________ meat. It is good for our health. [ ]
A.
more; less
B.
more; more
C.
less; more
D.
less; less
【单选题】We should eat a lot of fruit and vegetables ___________ . [ ]
A.
having good health
B.
to stay healthy
C.
keep in good health
D.
stay healthy
【简答题】设随机变量 ，则 的值为_____.
【单选题】Health is very important to us, We should eat more vegetables and fruit instead of _____ rich food. [ ]
A.
too much
B.
much too
C.
very much
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