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【单选题】
在温度恒定为100°C,体积为2dm 3 的容器中,含有0.04mol的水蒸气。若再向上述容器中加入0.02mol的H 2 O(l),平衡后容器中的H 2 O必然为( )。A.
气态
B.
液态
C.
气、液两相平衡
D.
无法确定其相态
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举一反三
【判断题】[ ] Prior to engaging in negotiation it is wise to consider one’s own “bottom-line”
A.
正确
B.
错误
【单选题】Many students preparing for the midterm examination.
A.
are engaging in
B.
are engaging themselves
C.
are engaging themselves
D.
are engaged in
【单选题】__________ may be defined as any kind of engaging with the language on the part of the learners. usually under the teacher‘s supervision， whose primary objective is to consolidate learning.
A.
Presentation
B.
Practice
C.
Production
D.
Preparation
【简答题】There is no happiness except as we take on life-engaging difficulties.英译汉
相关题目：
【判断题】[ ] Prior to engaging in negotiation it is wise to consider one’s own “bottom-line”
A.
正确
B.
错误
参考解析：
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