Usage Examples Present Perfect vs Past Simple

• Who did you meet at the party yesterday? -
• The teacher hasn't seen you this week. -
• It is the worst day I have ever had. -
• Did your mother go to a doctor on Tuesday? -
• Did you have a pet when you were a child? -
• My grandmother read this newspaper yesterday. -
• I went to Spain last year to study Spanish. -
• I have already finished my project. -
• I've known Sarah for five years. -
• Emily didn't see you yesterday. -
• They haven't lived here for years. -
• Have you ever been to Ukraine? -
• We have just got back from our holidays. -
• Has James just left? -
• My brother didn't play hockey at school. -
• My sister was born in Italy. -
• I haven't bought a new computer yet. -
• I didn't do it on my own. -
• It hasn't rained a lot this year. -
• What is the most beautiful place you have ever been to? -