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【简答题】
1mol水在其沸点373.2K时蒸发为水蒸气,求该过程的Q、W、△U、ΔH、ΔS和ΔG,已知该温度下水的气化热为40.67kJ/mol。
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【单选题】—President Obama has never been to Beijing, ______ he? — He visited the Great Wall on the afternoon of November 18th,2011.
A.
hasn’t, No
B.
has, Yes
C.
hasn’t, Yes
D.
has, No
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【简答题】-----Is this city _______ he visited the other day? ------No, this is the city ________ he was born. A, that , ,that B. the one, where C. the one, on which D. that , where
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【单选题】以下哪个取代基是具有给电子诱导效应?
A.
一NO2
B.
一OCH3
C.
一COOH
D.
一CF3
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【单选题】he visited the new school, he showed great interest in everything he saw.
A.
It’s the first time
B.
For the first time
C.
The first time
D.
At first
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【单选题】— What did he think of the trip to Beijing last month? — He had such a good time ________ he visited the Great Wall.
A.
until
B.
that
C.
where
D.
when
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【单选题】教育学真正成为一门学科,标志性的事件是《 》的出版。
A.
普通教育学
B.
大教学论
C.
教育漫话
D.
民主主义与教育
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【单选题】What did the man do firstly when he arrived in Paris?
A.
He visited a famous fountain.
B.
He visited some art galleries.
C.
He visited the Eiffel Tower.
D.
He visited a flea market.
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【简答题】A.He worked there as a guide. B.He read about it. C.He had just visited it. D.He interviewed the sculptor.
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【简答题】教育学真正成为一门科学,标志性的事件是《 》的出版。
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【单选题】测量表层海水盐度应每天什么时间采水样?
A.
00Z
B.
06Z
C.
12Z
D.
18Z
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相关题目:
【单选题】—President Obama has never been to Beijing, ______ he? — He visited the Great Wall on the afternoon of November 18th,2011.
A.
hasn’t, No
B.
has, Yes
C.
hasn’t, Yes
D.
has, No
查看完整题目与答案
【简答题】-----Is this city _______ he visited the other day? ------No, this is the city ________ he was born. A, that , ,that B. the one, where C. the one, on which D. that , where
查看完整题目与答案
【单选题】以下哪个取代基是具有给电子诱导效应?
A.
一NO2
B.
一OCH3
C.
一COOH
D.
一CF3
查看完整题目与答案
【单选题】he visited the new school, he showed great interest in everything he saw.
A.
It’s the first time
B.
For the first time
C.
The first time
D.
At first
查看完整题目与答案
【单选题】— What did he think of the trip to Beijing last month? — He had such a good time ________ he visited the Great Wall.
A.
until
B.
that
C.
where
D.
when
查看完整题目与答案
【单选题】教育学真正成为一门学科,标志性的事件是《 》的出版。
A.
普通教育学
B.
大教学论
C.
教育漫话
D.
民主主义与教育
查看完整题目与答案
【单选题】What did the man do firstly when he arrived in Paris?
A.
He visited a famous fountain.
B.
He visited some art galleries.
C.
He visited the Eiffel Tower.
D.
He visited a flea market.
查看完整题目与答案
【简答题】A.He worked there as a guide. B.He read about it. C.He had just visited it. D.He interviewed the sculptor.
查看完整题目与答案
【简答题】教育学真正成为一门科学,标志性的事件是《 》的出版。
查看完整题目与答案
【单选题】测量表层海水盐度应每天什么时间采水样?
A.
00Z
B.
06Z
C.
12Z
D.
18Z
查看完整题目与答案