【判断题】
所谓保本是指企业的边际贡献等于固定成本
A. 对
B. 错
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答案
B
解析
暂无解析
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What can help us to keep refreshed throughout the day?___
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【单选题】
Which of the following could be the best title for this article?___
A. Study Habits and Time Management
B. Business Management and Leadership
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【单选题】
It is implied in the text that it is hard to ________.___
A. carry life learning though
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According to the author, the schooling framework often ________.___
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【单选题】
Life learners recognize that learning will not be difficult if they are _________.___
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According to the author, life learning ________.___
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【单选题】
Through life learning, children ________.___
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During REM, ___________ .___
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【单选题】
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