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【简答题】
如图5-4所示,一长为0.8m的圆柱形容器被一薄的活塞分隔成两部分.开始时活塞固定在距左端0.3m处.活塞左边充有1mol压强为5×10 5 Pa的氦气,右边充有压强为1×10 5 Pa的氖气,它们都是理想气体.将气缸浸入1l水中,开始时整个物体系的温度均匀地处于25℃.气缸及活塞的热容可不考虑.放松以后振动的活塞最后将位于新的平衡位置,试问这时:
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【简答题】adv. in an implied way
【简答题】基本RS触发器的两个输入端应避免()
【单选题】基本RS触发器的两个输入端口应避免
A.
同时被置1
B.
同时被置0
C.
R端被置1, S端 被置0
D.
R端被置0, S端 被置1
【单选题】Biology is ______ English. [     ]
A.
important than
B.
as important as
C.
not important as
D.
more important as
【单选题】Which could be the best title for this passage?
A.
Topic Areas in Writing Resume.
B.
The Importance of Developing a Personal Data Record.
C.
How to Attract Potential Boss.
D.
Different Ways of Writing Resume.
【单选题】I think Internet is ___________ than books.
A.
important
B.
importanter
C.
much important
D.
much more important
【判断题】暂时性婚姻主要出现在非洲。
A.
正确
B.
错误
【简答题】f______ adv. in a loyal way; in a way that you can rely on.
【简答题】in a way that a person or group is generally believed to behave (adv.)
【单选题】Listening is just as ______ as speaking in language learning.
A.
important
B.
more important
C.
most important
D.
the most important