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【判断题】
材料的孔隙率越小，密度越大A.
正确
B.
错误
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【简答题】His wife still took good care of him. But he thought she was acting pity. He hated to be a burden on her the rest of his life, and he decided he might as well put an end it
【简答题】His wife still took care of him. But he thought she was acting _____ pity. He hated to be a burden on her ____ the rest of his life, and he decided he might as well put an end _____ it.
【单选题】His wife still took good care of him. But he thought she was acting pity.
A.
with
B.
out of
C.
in
D.
at
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