Usage Examples Present Perfect

• Have you seen a ghost? -
• It's been a big mistake. -
• She's made an effort. -
• I've hidden it! -
• You have replaced me! -
• We've never missed a payment. -
• We haven't begun yet! -
• You have guessed it. -
• I have offended you! -
• She has heard the voice -
• You haven't heard the news. -
• How much have you written? -
• Have you written him? -
• I haven't noticed anything. -
• You haven't seen a dog. -
• He has proved it. -
• You've impressed her. -
• Have you forgotten him? -
• Have you written your speech? -
• Have you finished it? -