Usage Examples Tenses with Past meaning

• I had never seen Joanna laugh before yesterday. -
• I wasn't sleeping when someone broke into my house. -
• I was having a terrifying dream when the alarm clock rang. -
• Mary hasn't graduated from the university yet. -
• My parents came to visit me last September. -
• I was wondering if you could help me with the project. -
• The plane hadn't left by the time I got to the airport. -
• I didn't call you yesterday because I was busy. -
• I was cooking when Josh called. -
• My neighbour asked us if we had seen his dog. -
• They gave Julie a puppy for her birthday. -
• Emily went to China last year. -
• Helen has never been to Norway. -
• Mary announced that she had found a new job. -
• My mother has just bought a new car! -
• Why has Mike gone already? -
• Where did you go shopping yesterday? -
• I was dancing when Matthew walked in. -
• Where have I left my phone? -
• I have written three essays already. -