travel - Would you like to ________ on board a spaceship?, survive - Plants and animals need food and water to _________., explore - Several countries have sent vehicles to ___________the planet Mars., float - On a spaceship, the astronauts _________ in space because there is no gravity., breathe - You can _________ through your nose and your mouth., be - What skills do you need to _________ a member of the crew on a spaceship?,

Unit 7

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