Usage Examples Present Perfect

• What have I accomplished? -
• I have interrupted you. -
• Have you seen this robot? -
• I haven't prepared anything. -
• How much have you saved? -
• Have you seen your brother? -
• Have you considered it? -
• You've helped me. -
• We've seen the workers. -
• Have I reassured you? -
• I have protected her. -
• Have you seen this movie? -
• You have not considered the alternative. -
• I have protected you. -
• I've never seen a baby. -
• Have you written it? -
• I've never been there! -
• They've attacked us. -
• I've never had a dog. -
• Have you seen the bird? -