Usage Examples Present Perfect

• I have been very careful. -
• He has saved this town -
• I haven't left the country. -
• I've taught you. -
• I've underestimated you. -
• I've forgotten the word. -
• What have I learned? -
• I have never had the opportunity. -
• Have you seen our work? -
• I have told them. -
• He has stolen it. -
• What have you chosen? -
• I've read the whole book. -
• Have you seen your brother? -
• Have they opened it? -
• I have taught you. -
• They've changed me. -
• Have you seen the princess? -
• How much have you brought? -
• Have you found your dress? -