单项选择题


Questions 19 to 21 are based on the conversation you have just heard.

A．To help him explain the information to his roommate.
B．To help him write a paper.
C．To prepare for a test.
D．To tell her if notes are accurate.
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单项选择题
A．Gathering non-relevant materials.B．Stealing another person’s ideas.C．Sharing note with someone else.D．Handing in assignments late.
A．Gathering non-relevant materials.
B．Stealing another person’s ideas.
C．Sharing note with someone else.
D．Handing in assignments late.
单项选择题
A．Take a course.B．See the city.C．Go to the park.D．Take a rest.
A．Take a course.
B．See the city.
C．Go to the park.
D．Take a rest.
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