A conjunction can be a preposition, an adverb, or an adjective. It depends on its use in a sentence. Care is required to ensure its correct use when constructing a sentence.

Examples:

  • Eat slowly before  you choke again. ( Conjunction )
  • We went to bed  before  the fire broke out. ( Preposition )
  • Your dog and mine had a big fight twice before . ( Adverb )
  • He fell into a river, but  a passerby rescued him. ( Conjunction )
  • She was a brilliant student but  talkative. ( Preposition )
  • Colorful and fragrant flowers were on sale that included roses, tulips, and carnations, to name but  a few. ( Adverb )
  • We must sleep now as  we have to get up before sunrise. ( Conjunction )
  • This is a photo of him as  a prisoner. ( Preposition )
  • His new puppy is as  black as charcoal. ( Adverb)

Conjunction can be another part of speech.

Examples:

  • He couldn't even sign his cheque, for  he was completely drunk. ( Conjunction )
  • His grandchildren booked a coffin for  him when he fell   into a coma. ( Preposition )
  • Her husband had an affair with a colleague, so  his wife did the same with her boss. ( Conjunction )
  • She hates her nosy neighbor and so does her husband. ( Adverb )
  • The rumour was about an attempt to kidnap the President, but that was not so . ( Adjective )