单项选择题

A．Help them with their studies.
B．Pay them for participating in the study.
C．Employ them as lab assistants.
D．Teach classes at their high school.
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单项选择题
A．At the end of the online catalogue.B．At the Reference Desk.C．In The New York Times.D．In the Reader’s Guide to Periodical Literature.
A．At the end of the online catalogue.
B．At the Reference Desk.
C．In The New York Times.
D．In the Reader’s Guide to Periodical Literature.
单项选择题
A．It would be better to choose more.B．Three people have taken the course.C．The man should attend tile class at three.D．Four courses may be too many.
A．It would be better to choose more.
B．Three people have taken the course.
C．The man should attend tile class at three.
D．Four courses may be too many.
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