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OUR World 5 Unit 1 Grammar 1

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  • a faucet with a leak (must/fix)
    :D
  • Recycling (can/fun)
    :D
  • Future cars (must/design) ______ to run with less gas
    :d
  • environment (must not/hurt) _______ by energy sources
    :D
  • Not all junk (must/throw away)
    :D
  • water (can/conserve)
    :D
  • magazine (may/reuse)
    :D
  • energy-efficient houses (can/design)
    :D
  • clothes (may/make) from recycled materials
    :D
  • some plastics (may/recycled)
    :D
  • "green" shopping bags (may/use)
    :D
  • Solar power (may/expensive)_____ but it´s good for the environment
    :D
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