Usage Examples Present Perfect vs Past Simple

• I haven't bought a new computer yet. -
• John liked my new book. -
• We have just got back from our holidays. -
• I went to Spain last year to study Spanish. -
• My brother didn't play hockey at school. -
• What interesting foods have you eaten in your life? -
• When did Alice move to Portland? -
• Has James just left? -
• Rosie didn't bake this cake, I did. -
• They haven't lived here for years. -
• Why did Anna go to Manchester two weeks ago? -
• I didn't go to the university last week. -
• I didn't do it on my own. -
• Did you have a pet when you were a child? -
• My mum has lost her keys and cannot get into the house now! -
• You've spilt the water and now the floor is wet. -
• I had pancakes for breakfast. -
• Laura has never been abroad. -
• Who is the smartest person you have ever met? -
• Did we take this bus last time? -