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题目内容
（西安石油大学-大学英语2）
13. American university students are usually under pressure of work because ______
A)their academic performance will affect their future careers
B)they are heavily involved in student affairs
C)they have to observe university discipline
D) they want to run for positions of authority
A)their academic performance will affect their future careers
B)they are heavily involved in student affairs
C)they have to observe university discipline
D) they want to run for positions of authority
参考答案