Usage Examples Present Perfect vs Past Simple

• I haven't bought a new computer yet. -
• I had pancakes for breakfast. -
• It hasn't rained a lot this year. -
• Why did Anna go to Manchester two weeks ago? -
• Did we take this bus last time? -
• Did they go to the university with you? -
• Emily didn't see you yesterday. -
• I didn't go to the university last week. -
• What interesting foods have you eaten in your life? -
• Anna has met me today. -
• Mary has not started her essay yet. -
• My brother didn't play hockey at school. -
• Have you ever been to Ukraine? -
• Has James just left? -
• John liked my new book. -
• Where have you travelled lately? -
• Who is the smartest person you have ever met? -
• Rosie didn't bake this cake, I did. -
• Jack has seen this film before. -
• Have you ever met a celebrity? -