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Anonymous Posted 14 years ago
Grammar

grammar

most major air pollutants cannot be seen, although large amounts of them concentrated in cities are visible as smog.

i thought it had to be "as visible as?" Why isn't it?
  

Top answer

as' is a comparative structure. This sentence is not a comparison between pollutants and fog; the fog is composed of pollutants.

  • as' is a comparative structure.
  • This sentence is not a comparison between pollutants and fog; the fog is composed of pollutants.
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1 Answers
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'As...as' is a comparative structure. This sentence is not a comparison between pollutants and fog; the fog is composed of pollutants.

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