皮皮学，免费搜题
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【单选题】
预应力混凝土构件在使用荷载作用下变形计算应采用（）特性。
A.
换算截面
B.
净截面
C.
全截面
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
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举一反三
【单选题】Whatever you do, you _______ click with the right mouse button or the program will crash.
A.
don't have to
B.
must not
C.
might not
D.
needn't
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【单选题】T V program do you like best?
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【单选题】有单一结构的香料被称为()
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合成香料
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【单选题】等长运动时，膝屈曲产生最大肌力的角度是
A.
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B.
30°
C.
45°
D.
60°
E.
90°
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【单选题】Whatever you do, you ______ click with the right mouse button or the program will crash.
A.
must not
B.
don't have to
C.
doesn't have to
D.
needn't
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【单选题】---Do you know if Linda is willing to take charge of the program? ---_______, does it?
A.
It makes no time
B.
It counts for nothing
C.
It doesn’t hurt to ask
D.
It doesn’t make sense
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【多选题】问卷答案设计要符合( )等标准
A.
综合复杂
B.
符合实际
C.
简单明了
D.
穷尽性
E.
互斥性
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【单选题】________ T V program do you like best?
A.
Who
B.
What
C.
Which
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【单选题】---Do you know if Linda is willing to take charge of the program? ---_______, does it?
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A.
Who
B.
What
C.
Which
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