Usage Examples Present Perfect vs Past Simple

• Emily didn't see you yesterday. -
• John liked my new book. -
• Mary has not started her essay yet. -
• I went to Spain last year to study Spanish. -
• Did you have a pet when you were a child? -
• I haven't bought a new computer yet. -
• It hasn't rained a lot this year. -
• Has James just left? -
• You've spilt the water and now the floor is wet. -
• My sister was born in Italy. -
• What did your husband do last month? -
• Who did you meet at the party yesterday? -
• They haven't lived here for years. -
• When did Alice move to Portland? -
• Did your mother go to a doctor on Tuesday? -
• Have you ever met a celebrity? -
• Have you ever been to Ukraine? -
• Laura has never been abroad. -
• I've known Sarah for five years. -
• I have already finished my project. -