单项选择题

A．In a library.
B．On a bus.
C．In a supermarket.
D．At a newspaper shop.
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单项选择题
A．Because she owned a car.B．Because she drove so well.C．Because it was her childhood dream.D．Because she liked the handsome uniforms of the taxi drivers.
A．Because she owned a car.
B．Because she drove so well.
C．Because it was her childhood dream.
D．Because she liked the handsome uniforms of the taxi drivers.
单项选择题
Which of the following statements can we know from the fourth paragraph
A．Distinguished professors at research universities should focus on research only.
B．The separation of teaching from research may affect the quality of future scientists.
C．It is vitally important to improve teaching in elementary schools in order to train new scientists.
D．It is impossible to combine research with teaching due to the rapid development of modern science.
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