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【单选题】
关于基坑开挖预留土层的说法,正确的是A.
人工挖土不能立即进行下道工序时，保留土层厚度为10~15cm
B.
机械开挖在基底标高以上预留一层结合人工挖掘修整
C.
试用铲运机、推土机时，保留土层厚度为20~30cm
D.
使用正铲、反铲或拉铲挖土时，保留土层厚度为30~40cm
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【简答题】present perform come alive matter recall convince lighten up bound for assume eager Your happiness, that is the only thing that ______.
【简答题】present perform come alive matter recall convince lighten up bound for assume eager About 200 heart operations a year ______ in Brook Hospital.
【简答题】present perform come alive matter recall convince lighten up bound for assume eager The winner of the election ______ the office of senator.
【简答题】present perform come alive matter recall convince lighten up bound for assume eager Our teacher was trying to ______ an accurate picture of history.
【单选题】We can infer from the last paragraph that
A.
Neiman Marcus has just decided to transit to the Web.
B.
online sales are the sole source of Neiman Marcus' revenue.
C.
the total sales of Breitling has increased in spite of less catalogs since 2002.
D.
Prada does not need a Web site at all.
【简答题】present perform come alive matter recall convince lighten up bound for assume eager He put her aboard the ship ______ New York.
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