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【简答题】
在密闭容器中有1摩尔温度为T的理想气体氧气,其热力学能为__,每个分子的平均动能为__.
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反馈参考答案：
举一反三
【单选题】个月女婴,6.2kg,母乳喂养,未添加任何辅食,大便5~6 次/日,黄色糊状便,无臭味。大便细菌培养阴性。该患儿的治疗正确的是( )
A.
庆大霉素
B.
利巴韦林
C.
氨苄西林
D.
诺氟沙星
E.
添加辅食及助消化药
【单选题】How to practise "Less is More" in our life according to unit 6?
A.
We should control our desire of buying too many unnecessary things.
B.
Throw unnecessary and useless things from time to time to keep room clean and tidy.
C.
To focus our mind on our goals, instead of being distracted by too many choices.
D.
All of the above.
【单选题】The headmaster said, ' our hope that every one of the students in our school can go to college after they graduate.' [ ]
A.
This is
B.
There is
C.
That is
D.
It is
【简答题】In our college four students enjoy a bedroom . A B C D
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