Usage Examples Tenses with Past meaning

• I didn't call you yesterday because I was busy. -
• Mary hasn't graduated from the university yet. -
• Dick was cutting the grass when the snake appeared. -
• I wasn't sleeping when someone broke into my house. -
• Why has Mike gone already? -
• Where did you go shopping yesterday? -
• I was wondering if you could help me with the project. -
• We went to a club last night. -
• Have you ever seen Paul cry? -
• My mother washed the floor when the painter had already gone. -
• I didn't go anywhere because it was raining. -
• Emily went to China last year. -
• The plane hadn't left by the time I got to the airport. -
• I sold my house two months ago. -
• Lana has drunk four cups of coffee today! -
• We did not have time to visit Louvre. -
• Where have I left my phone? -
• I was having a terrifying dream when the alarm clock rang. -
• My parents came to visit me last September. -
• Frank was making pizza while Ale was cooking salad. -