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【单选题】
资产负愤率是反映企业的A.
财务安全状况
B.
短期偿债能力
C.
营运能力
D.
盈利能力
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【单选题】A loaded hopper barge with independent tanks has a placard，with alternating red and white quadrants，on each side and end. Which statement concerning this barge is TRUE?（）
A.
The cargo will spontaneously ignite if released to the atmosphere
B.
You must operate this barge as a lead barge
C.
The barge should be spotted as far away from the towboat as possible
D.
The barge must be in a protected position within the tow
【单选题】一般房屋有四个立面，通常人们把反映房屋外形主要特征和出入口的那个立面称为（ ）图，相应地把其它各立面图称为左侧立面、右侧立面、背立面。
A.
侧立面
B.
正立面
C.
平面
D.
背立面
【单选题】Which barge in your tow would require a cargo information card to be carried in the pilothouse ________．
A.
A tank barge with a sign reading No Visitors，No Smoking，No Open Lights
B.
An open hopper barge carrying coal
C.
A gas-free chlorine barge
D.
An empty（not gas-free）barge that last carried benzene
【单选题】If you have a liquefied flammable gas barge in tow，which is NOT required of you with respect to the barge and its cargo? （）
A.
Make periodic inspections of bilges
B.
Keep the barge under constant surveillance
C.
Have a properly certificated tankerman or at least one licensed officer on board the towing vessel
D.
Verify ullage readings
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