单项选择题

Questions 11 to 18 are based on the conversation you have just heard.

A．$50.
B．$100.
C．$250.
D．$150.
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单项选择题
A．Maglev would get many cars off roads in future.B．Maglev would become only means of transportation.C．Maglev would turn into a flying train.D．Maglev would replace trans and planes.
A．Maglev would get many cars off roads in future.
B．Maglev would become only means of transportation.
C．Maglev would turn into a flying train.
D．Maglev would replace trans and planes.
单项选择题
A．85B．100C．115D．125
A．85
B．100
C．115
D．125
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