'Cheap' is an important word in space technology nowadays and ____ rockets will be a key way of controlling costs. They ____ deliver things, bring stuff back to Earth and then go up again, perhaps with ____ for a space factory, or even carrying tourists. In the future, these space ____ will be orbiting the Earth as ____ as air freight carriers. There could be a billion-dollar market in ____ packages from one side of the planet to the ____ in an hour.

FCE Unit 10 Cheap Access to Space

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