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【多选题】
产品基本定价中的成本要素主要包括()。A.
生产成本
B.
管理成本
C.
资金成本
D.
其他成本
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【单选题】现阶段工业生产所需的微生物菌株一般不通过以下哪种途径获得?( )
A.
从菌种保藏中心购买菌种
B.
从自然界中直接筛选
C.
人工利用DNA、蛋白质组装微生物
D.
对菌种的性能进行遗传改良对环境较为敏感的菌株不适用于工业生产。
【简答题】The author seems to believe that the US will have positive outcomes in Iraq if [A] enough security can be obtained after the war on terrorism. [B] troops in Iraq take no further military actions. [C] ...
【单选题】The soil in this part of the world is not rich enoug to _____ a large population.
A.
sustain
B.
dwell
C.
conceive
D.
recoil
【单选题】Which of the following is true, according to the conversation?
A.
His roommate is kind enough to freeload.
B.
His roommate is reimbursing for grocery.
C.
His roommate is taking advantage of him.
D.
His roommate is not honest enough to go straight.
【单选题】The project will have to be given up _______________ the government agrees to invest enough money.
A.
unless
B.
if
C.
so that
D.
until
【单选题】With larger numbers of undergraduates than ever before, just having a degree will no longer be enough to make you ___ from the crowd.
A.
stand up
B.
stand by
C.
stand for
D.
stand out
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