Usage Examples Present Perfect

• Have you answered the letter? -
• Have you seen this robot? -
• I haven't prepared anything. -
• You have not considered the alternative. -
• I've never seen a baby. -
• I've never seen the sunrise. -
• Have you finished it? -
• Have you seen a monkey? -
• I haven't noticed anything. -
• We've paid you. -
• They've attacked us. -
• You haven't recovered yet. -
• You've helped me. -
• You've preserved it. -
• Have you seen your brother? -
• I've never been there! -
• I have returned it. -
• I have protected you. -
• I've found her. -
• They've fired him. -