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【判断题】
浓度限制因素可以在不同相之间存在。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】企业高层领导根据经营方针确定一定期间预算额而形成的成本，主要包括研究开发费、广告宣传费、职工培训费等项目。这样的成本是（）。
A.
酌量性固定成本
B.
阶梯式成本
C.
约束性固定成本
D.
直接成本
【简答题】We all make negative decisio ns about people and ideas. However, ________________ someone or something is not necessarily a ____________.
【单选题】As a candidate, you must make a good ____ on everyone if you want to win the election. [ ]
A.
decision
B.
situation
C.
impression
D.
position
【单选题】企业高层领导根据经营方针确定一定期间预算额而形成的成本,主要包括研究开发费、广告宣传费、职工培训费等项目。这样的成本是
A.
酌量式固定成本
B.
阶梯式固定成本
C.
约束性成本
D.
直接成本
【单选题】Whats the authors opinion on what to do about alien species?
A.
Who should make such decisions is open to doubt.
B.
The decisions should be based on scientists' conclusions.
C.
Decision-making should involve more people other than scientists.
D.
It is morally unacceptable to eradicate all alien species.
【单选题】It doesn’t make ______ to buy that expensive coat when these cheaper ones are just as good.
A.
decision
B.
promise
C.
sense
D.
peace
【单选题】铝合金模具压铸机温度一般控制在220°C左右,对模腔内尖角突出部分、热量集中的部位要适当多喷一点( ),以降低该部分的温度,避免粘模。
A.
冷却剂
B.
脱模剂
C.
润滑剂
D.
防粘剂
【单选题】Andy knew it the moment he woke up that morning. This was the day he had to make a decision. The train【C1】______and he saw a lot of other people getting on the train who were【C2】______making the same ...
A.
moved
B.
arrived
C.
ran
D.
left
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