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【多选题】
按国家有关规定,对施工现场空气污染 采取的有效措施是( )。A.
主要运输道路进行硬化处理，现场采取绿化、洒水等措施
B.
将有害废弃物做土方回填
C.
水泥和其他易飞扬的细颗粒散体材料密闭存放
D.
建筑物内的施工垃圾采用容器吊运
E.
对于土方、渣士和垃圾外运，采取封盖措施
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【简答题】多步式利润表可以反映企业的（ ）等项目。
【简答题】It’s no use arguing with him any more; he is s______ and would not listen to anyone。
【单选题】Eugene's never willing to change any of his opinions. It’s no use _____ with him.
A.
to argue
B.
arguing
C.
argued
D.
having argued
【简答题】多步式利润表可以反映企业的（ ）等项目。
【单选题】It’s no use arguing with him; _____ to persuade him to join us, he did not change his mind. [ ]
A.
however I tried hard
B.
however hard did I try
C.
however hard tried I
D.
however hard I tried