Usage Examples Present Perfect vs Past Simple

• I haven't bought a new computer yet. -
• We have just got back from our holidays. -
• My brother has been to Mexico three times. -
• My grandmother read this newspaper yesterday. -
• Has James just left? -
• I have already finished my project. -
• I had pancakes for breakfast. -
• You've spilt the water and now the floor is wet. -
• What interesting foods have you eaten in your life? -
• When did Alice move to Portland? -
• Has Rachel ever studied Hindi? -
• My dad broke his leg last month. -
• They haven't lived here for years. -
• Why did Anna go to Manchester two weeks ago? -
• What is the most beautiful place you have ever been to? -
• Who did you meet at the party yesterday? -
• Did they go to the university with you? -
• I didn't do it on my own. -
• Laura has never been abroad. -
• Mary has not started her essay yet. -