皮皮学，免费搜题
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搜题
【单选题】
安定性不合格的水泥( )使用。A.
严禁
B.
低标号
C.
放置后
D.
合
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】The closing inventory at cost of a company at 31 January 20X3 amounted to $284,700.The following items were included at cost in the total:1. 400 coats, which had cost $80 each and normally sold for $1...
A.
$281,200
B.
$282,800
C.
$329,200
D.
$276,400