Usage Examples Present Perfect vs Past Simple

• Rosie didn't bake this cake, I did. -
• They haven't lived here for years. -
• Did your mother go to a doctor on Tuesday? -
• We went to Paris three months ago. -
• I have already finished my project. -
• Where have you travelled lately? -
• Has your mother done the shopping already? -
• Who did you meet at the party yesterday? -
• I went to Spain last year to study Spanish. -
• Has Anna passed this exam already? -
• It is the worst day I have ever had. -
• Did they go to the university with you? -
• I've known Sarah for five years. -
• When did Alice move to Portland? -
• Where did you work five years ago? -
• What did your husband do last month? -
• Has Rachel ever studied Hindi? -
• John liked my new book. -
• I haven't bought a new computer yet. -
• I didn't do it on my own. -