Usage Examples Present Perfect vs Past Simple

• My dad broke his leg last month. -
• Did you have a pet when you were a child? -
• I didn't do it on my own. -
• Where did you work five years ago? -
• It is the worst day I have ever had. -
• My grandfather did not work at a bank. -
• John liked my new book. -
• Who did you meet at the party yesterday? -
• My brother has been to Mexico three times. -
• Have you ever met a celebrity? -
• Mary has not started her essay yet. -
• Emily didn't see you yesterday. -
• Why did Anna go to Manchester two weeks ago? -
• Has James just left? -
• My sister was born in Italy. -
• I had pancakes for breakfast. -
• My mum has lost her keys and cannot get into the house now! -
• I haven't bought a new computer yet. -
• Has Rachel ever studied Hindi? -
• Has your mother done the shopping already? -