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Seeking Solution to Water Pollution

  •  English    8     Public
    vocabulary of the lesson
  •   Study   Slideshow
  • What is the meaning of problem?
    trouble
  •  15
  • What is the meaning of dump?
    throw
  •  15
  • What is the meaning of waste
    garbage
  •  15
  • What is the meaning of smelly?
    having a bad smell
  •  15
  • What is the meaning of dangerous?
    not safe
  •  15
  • What is the opposite of problem?
    solution
  •  15
  • What is the opposite of clean?
    dirty, unclean
  •  15
  • What is the opposite of dangerous?
    safe
  •  15