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【单选题】
某液体在恒温恒压下蒸发为气体,过程的△H()A.
=0
B.
〉0
C.
〈 0
D.
无法确定
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反馈参考答案：
举一反三
【简答题】The two students met the first time at the beginning of this term.
【单选题】When Dean first sees Nick, how does he act?
A.
as if he feels angry at Nick for hurting the team
B.
as if he thinks Nick is guilty of a crime
C.
as if he feels happy to see Nick
【单选题】I thought her to be nice and honest ________ we met.
A.
first time
B.
for the first time
C.
the first time
D.
for the last time
参考解析：
知识点：
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