Usage Examples Present Perfect vs Past Simple

• I had pancakes for breakfast. -
• Has James just left? -
• Emily didn't see you yesterday. -
• My brother has been to Mexico three times. -
• The teacher hasn't seen you this week. -
• Have you ever been to Ukraine? -
• We went to Paris three months ago. -
• Did you have a pet when you were a child? -
• Who did you meet at the party yesterday? -
• Rosie didn't bake this cake, I did. -
• They haven't lived here for years. -
• Who is the smartest person you have ever met? -
• My grandfather did not work at a bank. -
• I didn't do it on my own. -
• I haven't bought a new computer yet. -
• It is the worst day I have ever had. -
• We have just got back from our holidays. -
• John liked my new book. -
• Laura has never been abroad. -
• What interesting foods have you eaten in your life? -