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【单选题】
铊( 81 T1)是元素周期表ⅢA族元素,下列关于铊的叙述不正确的是
A.
铊比铝的金属性更强
B.
铊能与盐酸反应放出氢气
C.
铊在化合物中可以是+3价
D.
氢氧化铊一定具有两性
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参考答案:
举一反三
【单选题】Passage I An Application Letter Dear Mr. Smith, I write in response to your advertisement i yesterday ’ s Sydney Morning Herald for the position of Business Analyst. I wish to apply because the role ...
A.
2. Although the applicant is at work now, he longs for this new position because ________. He hates his boss
B.
He does not get along well with his colleagues.
C.
He wants to work for a larger organization.
D.
He wants to get a higher salary.
【单选题】_____ this advertisement several times, I decided to apply for the marketing managerposition.
A.
Read
B.
Reading
C.
To read
D.
Having read
【简答题】阅读理解。 Joan worked in a hospital as a nurse. One evening there was a big dance at the hospital. Most of the doctors and nurses would be there, but it was Joan's turn to look after the sick children. Sh...
【单选题】When did they meet the first time?
A.
One evening.
B.
One morning.
C.
In the evening.
【单选题】This advertisement is directed mainly ______ young people in their early twenties.
A.
in
B.
on
C.
from
D.
at
【简答题】变压器有载运行时,铁心中的磁通Ф是由______产生的,且应与______产生的主磁通相等。一次线圈电流由两部分组成,一部分是______,用于建立______;另一部分是负载分量 ,产生磁通势 ,用于抵消______。
【单选题】由PowerPoint2010产生的______类型的文件,可以在Windows环境下双击而直接放映。
A.
.ppsx
B.
.pptx
C.
.pot
D.
.ppa
【单选题】听力原文:M: We have a few specials on the menu this evening. W: Which one would you recommend? Q: What's the possible relationship between the two speakers? (2)
A.
Customer and waiter.
B.
Wife and husband.
C.
Boss and clerk.
D.
Father and daughter.
【简答题】阅读理解。 Joan worked in a hospital as a nurse. One evening there was a big dance at the hospital. Most of the doctors and nurses would be there, but of course somebody had to be left to look after the si...
【单选题】由PowerPoint2010产生的( )类型文件,可以在Windows环境下双击而直接放映。
A.
.pptx
B.
.ppsx
C.
.poxt
D.
.ppax
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