Usage Examples Present Perfect

• I've never had a dog. -
• You've convinced me. -
• Have you considered it? -
• What have you discovered? -
• Have you answered the letter? -
• We've paid you. -
• I've considered it. -
• I have lived a long life. -
• Have you seen the garden? -
• I've lost it! -
• We've seen the workers. -
• Have you seen the bride? -
• Have you tested it? -
• Have you notified the police? -
• Have you checked your e-mail? -
• Have you seen this robot? -
• What have I accomplished? -
• I have asked them. -
• Have you seen the bird? -
• I haven't noticed anything. -