Usage Examples Present Perfect vs Past Simple

• I have already finished my project. -
• I haven't bought a new computer yet. -
• The teacher hasn't seen you this week. -
• My dad broke his leg last month. -
• Anna has met me today. -
• Emily didn't see you yesterday. -
• When did Alice move to Portland? -
• Where did you work five years ago? -
• My brother didn't play hockey at school. -
• Did they go to the university with you? -
• Has Anna passed this exam already? -
• My grandfather did not work at a bank. -
• I didn't do it on my own. -
• Rosie didn't bake this cake, I did. -
• John liked my new book. -
• You've spilt the water and now the floor is wet. -
• Have you ever met a celebrity? -
• It is the worst day I have ever had. -
• I've known Sarah for five years. -
• My mum has lost her keys and cannot get into the house now! -