Usage Examples Present Perfect

• I haven't prepared anything. -
• You've helped me. -
• I have asked them. -
• I've found her. -
• I have ordered some good wine. -
• You have not considered the alternative. -
• I have returned it. -
• Have I troubled you? -
• You haven't recovered yet. -
• Have you notified the police? -
• I've arrested her. -
• What have you discovered? -
• We've seen the workers. -
• They've attacked us. -
• You've guessed it! -
• I've never celebrated a birthday. -
• I've never been there! -
• Have you considered my offer? -
• You've convinced me. -
• I have lived a long life. -