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【判断题】
每个施工人员必须持证上岗,包括配戴工作证,工作服,并穿戴防护用品才能进入施工现场(防护用品包括:安全帽、安全带、手套、防护鞋等),夏天高温,可以不戴安全帽。A.
正确
B.
错误
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举一反三
【单选题】Profit per unit is rising when marginal profit is:
A.
greater than average profit per unit.
B.
less than average profit per unit.
C.
equal to average profit per unit.
D.
positive.
【单选题】When the new assembly line is complete, the factory will turn ______ one thousand cars per day.
A.
in
B.
off
C.
out
D.
over
【单选题】When relieving the helm，the new helmsman should know the ______．
A.
Course per magnetic steering compass
B.
Gyro error
C.
Variation
D.
Maximum rudder angle previously used
【单选题】When detaining a person, a public security organ must produce a detention ________.
A.
warrant
B.
certificate
C.
proof
D.
document
【单选题】When earnings per share is computed, dividends on preferred stock are______.
A.
added because they represent earnings to the preferred stockholders
B.
subtracted because they represent earnings to the preferred stockholders
C.
ignored because they do not pertain to the common stock
D.
reported separately on the income statement
【单选题】Fields found that when the bacteria accounted for 100 parts per million of the grain, the beetles' supercooling point ______.
A.
rose by 4℃
B.
dropped by 4℃
C.
rose by 5℃
D.
dropped by 5℃
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