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【判断题】
有些蛋白质遇浓硝酸变成黄色。A.
正确
B.
错误
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【判断题】The House of Plantagenet provided the most monarchs of the United Kingdom.
A.
正确
B.
错误
【单选题】When measuring aperture with vernier caliper, if the measuring line of measuring claw does not pass through the center of the hole, the reading of vernier caliper is ( ) than the actual size .
A.
larger
B.
smaller
C.
the same
【简答题】House of Plantagenet (请翻译)
【单选题】When measuring the oxygen content of the cargo tanks prior to loading cargoes requiring vapor recovery，check it ______.
A.
one meter from the tank bottom and one meter below the tank top
B.
one half the ullage of the tank and one meter below the tank top
C.
one half the ullage of the tank and one meter above the tank bottom
D.
at three meter intervals from the tank top to the bottom
【单选题】When talking about“one terawatt”，the author says that__________．
A.
it is a small measuring unit of electricity
B.
it is a great amount of electricity
C.
it is the amount of C02 released when 7 billion people use electricity at the same time
D.
it is equivalent to the number of bulbs that 7 billion people use
【单选题】How long have you been writing this paper? I hope you are ____ your subject.
A.
holding up
B.
looking over
C.
resulting in
D.
sticking to
【单选题】某企业2018年度销售收入为272000元,发生业务招待费5000元,发生广告费30000元,业务宣传费10000元,2017年结转广告费10000元,根据企业所得税法律的规定,该企业当年可以在税前扣除的业务招待费、广告费和业务宣传费合计的下列计算中,正确的是( )。
A.
5000×60%＋272000×15%＝43800（元）
B.
272000×5‰＋30000＋10000＝41360（元）
C.
272000×5‰＋272000×15%＝42160（元）
D.
5000＋30000＋10000＋10000＝55000（元）
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