单项选择题

A．It shows it aims to develop the business value of space vehicle.
B．It shows a good cooperation with Russia.
C．It shows it feels like to send tourists to the space.
D．It shows a reform in NASA.
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单项选择题
A．One needs to drink a end of coffee before the professor’s class.B．He knows Professor Johnson.C．The professor’s classes are in the early morning.D．The professor’s classes are extremely boring.
A．One needs to drink a end of coffee before the professor’s class.
B．He knows Professor Johnson.
C．The professor’s classes are in the early morning.
D．The professor’s classes are extremely boring.
单项选择题
A．He can take care of himself.B．He can stay at home.C．He can jump.D．He can parachute.
A．He can take care of himself.
B．He can stay at home.
C．He can jump.
D．He can parachute.
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