Usage Examples Present Perfect

• Have you tested it? -
• Have you seen this robot? -
• Have you answered the letter? -
• Have you considered my offer? -
• You've helped me. -
• Have you seen your brother? -
• Have you checked your e-mail? -
• You've convinced me. -
• I haven't prepared anything. -
• I've found her. -
• I have asked them. -
• I have protected her. -
• You have not considered the alternative. -
• You have not seen this sunset. -
• Have I reassured you? -
• I've never seen the sunrise. -
• I've never seen a baby. -
• Have you seen a monkey? -
• I have protected you. -
• I've never had a dog. -