单项选择题

A．About 45 million.
B．About 50 million.
C．About 5. 4 million.
D．About 4. 5 million.
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单项选择题
A．To convince him to go on a canoe trip.B．To invite him to a cookout.C．To ask if she can borrow his car.D．To tell him about a trip she took.
A．To convince him to go on a canoe trip.
B．To invite him to a cookout.
C．To ask if she can borrow his car.
D．To tell him about a trip she took.
单项选择题
A．A chemistry assignment.B．A study that their chemistry professor did.C．A class that the woman is taking.D．A job possibility.
A．A chemistry assignment.
B．A study that their chemistry professor did.
C．A class that the woman is taking.
D．A job possibility.
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