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【简答题】
死体积是不被固定相滞留的组分，从到出现峰最大值所需要的（）。
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举一反三
【简答题】A．Because he wants to stay in school longer. B．Because he dropped out of school a long time ago. C．Because he doesn't like his major. D．Because he needs more credits before graduation.
【单选题】He dropped out of school and now he ______with his friends all day
A.
puts out
B.
hangs out
C.
takes out
D.
speaks out
【简答题】You are given many opportunities in life to choose to be a victim or creator. When you choose to be a victim, the world is a cold and difficult place. “They” did things to you which caused all of your...
【单选题】---- ______ he dropped out of school? ----His family had run into financial difficulties.
A.
Why was it that
C.
Why was that C. Why was that it C. Why was it
【单选题】听力原文：Although Henry passed all his courses, he dropped out of college in June. He decided to start his own business instead of getting employed. (27)
A.
Henry didn't attend any of his classes.
B.
Henry is no longer enrolled in college.
C.
Henry dropped his college diploma.
D.
Henry passed out in class.
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