Usage Examples Present Perfect

• What have you discovered? -
• Have you checked your e-mail? -
• I haven't noticed anything. -
• You have not considered the alternative. -
• You've guessed it! -
• I've never seen a baby. -
• Have you answered the letter? -
• Have you seen this robot? -
• They've arrested him. -
• How much have you saved? -
• Have you seen your brother? -
• I've found her. -
• Have you seen a monkey? -
• Have you tested it? -
• I have returned it. -
• I've never seen the ocean! -
• What have I accomplished? -
• I've never had a dog. -
• Have you finished it? -
• Have I reassured you? -