单项选择题

A．To see what happened to the survivors of the disease.
B．To study animals that can also get infected with the disease.
C．To look for the plants that could cure the disease.
D．To look for the plants that could cure the disease.
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单项选择题
A．It’s a requirement for psychology majors.B．She wasn’t able to get into the traditional course.C．She lives far from the university.D．She has to work a lot of hours this semester.
A．It’s a requirement for psychology majors.
B．She wasn’t able to get into the traditional course.
C．She lives far from the university.
D．She has to work a lot of hours this semester.
填空题
For one reason or another, people’s exposure to the media is often______.
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