皮皮学，免费搜题
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【单选题】
混凝土强度等级是根据下列哪项确定的A.
立方体抗压强度标准值
B.
立方体抗压强度设计值
C.
圆柱体抗压强度标准值
D.
圆柱体抗压强度设计值
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】一Mary，you look confused．Have you made sense of the passage we are talking about? 一Yes，I another problem just now.
A.
have thought of
B.
was thinking of
C.
thought of
D.
had thought of
【简答题】Directions: Please complete the sentences with the words or expressions in the box. Make changes when necessary. portrait direct muscular bald recognize familiar ...
【单选题】You look ________. Have we met before?
A.
blonde
B.
bald
C.
familiar
D.
slim
E.
curly
F.
muscular
G.
overweight
【简答题】You look ________. Have we met before?
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