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单项选择题


A．in general
B．in conclusion
C．on the contrary
D．that is to say
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单项选择题A．attemptB．intendC．pretendD．expect

A．attempt
B．intend
C．pretend
D．expect

单项选择题American university students are usually under pressure of work because ______.

A．their academic performance will affect their future careers
B．they am heavily involved in student affairs
C．they have to run for positions of authority
D．they have to attend a lot of classes