V. Choose the option (A, B, or C) that best completes each numbered blank in the passage.

Inside the space shuttle, life is quite like that on Earth, except the zero-gravity. The astronaut does not ___(1)___ a spacesuit all day round. He just needs it for exploration ___(2)___ space or for the launching flight. Astronauts need cotton shirts and underwear just as we do on Earth. ___(3)___,he cannot wash his clothes easily. What about baths? As water does not flow in zero-gravity, he ___(4)___ to clean himself with wet towels or ___(5)___ his hair with waterless shampoo.