Usage Examples Present Perfect vs Past Simple

• I stayed home last night. -
• My grandmother read this newspaper yesterday. -
• Did we take this bus last time? -
• I haven't bought a new computer yet. -
• I have already finished my project. -
• Did your mother go to a doctor on Tuesday? -
• My mum has lost her keys and cannot get into the house now! -
• Who did you meet at the party yesterday? -
• Laura has never been abroad. -
• I didn't do it on my own. -
• I didn't go to the university last week. -
• You've spilt the water and now the floor is wet. -
• Anna has met me today. -
• When did Alice move to Portland? -
• Where did you work five years ago? -
• Has James just left? -
• My brother has been to Mexico three times. -
• Mary has not started her essay yet. -
• I had pancakes for breakfast. -
• What is the most beautiful place you have ever been to? -