Usage Examples Present Perfect

• He's become a good friend. -
• We haven't met for a week. -
• Have you written it? -
• I haven't committed a crime. -
• I haven't built anything. -
• You've convinced me. -
• Have you seen your brother? -
• You've helped me. -
• I've climbed so high -
• Have you found my daughter? -
• Have you written him? -
• It's been a great day. -
• I have eaten the apples. -
• You have written a fine book! -
• I have forgotten it. -
• I have not heard a sound. -
• Have you prepared the camera? -
• He has answered me. -
• I've heard this story. -
• You've destroyed it. -