According to the conversation below, what does the woman think of Linda?   
M: Linda looked very tired these days. 
W：She looked OK to me (↗ ) A.
She saw Linda and me. B.
Linda said she was fine.  C.
She considered Linda was all right.

（True or False）The emissive power of a black body (per ...

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A、True
B、False

对接焊缝的收缩量比角焊缝的收缩量大正确错误

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正确
错误

‏下列钢筋混凝土基础中，抗弯刚度最大的基础形式是（）。‎A．箱形基础 B．十字交叉基础 C．柱下条形基础 D．...

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