Li Lei has two 20-yuan notes, three 10-yuan notes, two 5-yuan notes, three 2-yuan notes and three 1-yuan notes.
李雷有两张20元的钞票，三张10元的钞票，两张5元的钞票，三张2元的钞票和三张1元的钞票。
There will be four significant writing assignments: two 5-page essays (due in Weeks 5 and 9), and a 7-8 page final project due on the last day of class.
整学期共有四次正式书面报告：两篇五页小论文（分别于第5与第9周缴交）以及最后一堂课缴交7~8页的期末报告。
Undergraduates are required to write two (5 page) papers focused on the weekly readings, as well as to complete a take-home examination in the final week of the course.
大学生每周必须撰写与研读内容有关的报告两份(五页)，此外，课程最后一周需完成带回家的考试。
Undergraduates are required to write two (5 page) papers focused on the weekly readings, as well as to complete a take-home examination in the final week of the course.
大学生每周必须撰写与研读内容有关的报告两份(五页)，此外，课程最后一周需完成带回家的考试。
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