Usage Examples Present Perfect vs Past Simple

• I've known Sarah for five years. -
• I didn't go to the university last week. -
• Did you have a pet when you were a child? -
• We went to Paris three months ago. -
• I didn't do it on my own. -
• Has Anna passed this exam already? -
• What did your husband do last month? -
• Has your mother done the shopping already? -
• We have just got back from our holidays. -
• Did your mother go to a doctor on Tuesday? -
• Laura has never been abroad. -
• I stayed home last night. -
• I haven't bought a new computer yet. -
• Has Rachel ever studied Hindi? -
• Who did you meet at the party yesterday? -
• Why did Anna go to Manchester two weeks ago? -
• Did we take this bus last time? -
• What is the most beautiful place you have ever been to? -
• I had pancakes for breakfast. -
• Where did you work five years ago? -