Explanation

• there are almost dead but, somehow, survived. 
• تقریباً مر چکے ہیں لیکن، کسی نہ کسی طرح بچ گئے۔
  
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• Dead is best to keep the meaning of the original sentence
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• Death is a Noun (a naming word)
• Die is a Verb (an action word)
• Died is the past tense of the verb Die.