Usage Examples Present Perfect vs Past Simple

• Emily didn't see you yesterday. -
• Who is the smartest person you have ever met? -
• You've spilt the water and now the floor is wet. -
• Mary has not started her essay yet. -
• My brother didn't play hockey at school. -
• Did you have a pet when you were a child? -
• Has Rachel ever studied Hindi? -
• Has your mother done the shopping already? -
• My sister was born in Italy. -
• I've known Sarah for five years. -
• They haven't lived here for years. -
• Has Anna passed this exam already? -
• Rosie didn't bake this cake, I did. -
• The teacher hasn't seen you this week. -
• My grandfather did not work at a bank. -
• My mum has lost her keys and cannot get into the house now! -
• Have you ever been to Ukraine? -
• Where have you travelled lately? -
• I didn't go to the university last week. -
• I have already finished my project. -