Usage Examples Present Perfect vs Past Simple

• Who is the smartest person you have ever met? -
• Who did you meet at the party yesterday? -
• I haven't bought a new computer yet. -
• My grandfather did not work at a bank. -
• Emily didn't see you yesterday. -
• I have already finished my project. -
• Did they go to the university with you? -
• Why did Anna go to Manchester two weeks ago? -
• Rosie didn't bake this cake, I did. -
• My brother has been to Mexico three times. -
• We have just got back from our holidays. -
• Did you have a pet when you were a child? -
• Have you ever been to Ukraine? -
• What interesting foods have you eaten in your life? -
• The teacher hasn't seen you this week. -
• My grandmother read this newspaper yesterday. -
• I've known Sarah for five years. -
• My mum has lost her keys and cannot get into the house now! -
• You've spilt the water and now the floor is wet. -
• We went to Paris three months ago. -