单项选择题

A．It is best known.
B．It belongs to marine biologists Michael Sars and his son.
C．Its name is similar to the virus’ name.
D．It has been studying this kind of virus.
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单项选择题
A．To show the*poor life of poor people.B．To show the happy life of poor people.C．To show the embarrassment of the father.D．To show the positive and productive attitude of looking at things.
A．To show the*poor life of poor people.
B．To show the happy life of poor people.
C．To show the embarrassment of the father.
D．To show the positive and productive attitude of looking at things.
单项选择题
A．It was in a quiet surrounding.B．It was very comfortable.C．It was not too far.D．It was inconvenient.
A．It was in a quiet surrounding.
B．It was very comfortable.
C．It was not too far.
D．It was inconvenient.
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