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单项选择题
When she visits the Kennedy Space Centre, Victoria will be able to
A．send messages to satellites.
B．learn something new about space.
C．go aboard a spacecraft.
D．operate Mission Control.
单项选择题
Asia’s oil needs
A．are greater than its supply.
B．are less than its supply.
C．will not overtake North America within five years.
D．will not overtake any other country in the world.
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