单项选择题

Passage One What is the purpose of Tommy Carter’s research

A．To find the similarity of soybeans in the world.
B．To protect soybeans against dry condition.
C．To collect materials for their papers.
D．To study the impact of global warming.
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告诉他不同的度过假期的方式 2．各种方式的好处 3．希望他能过一个愉快且有意义的假期
单项选择题
Where does the conversation most probably take place
A．At a bookstore.
B．At a library.
C．On the telephone.
D．At the student center.
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