Usage Examples Tenses with Past meaning

• I was dancing when Matthew walked in. -
• I was working when the accident occurred. -
• I had never seen Joanna laugh before yesterday. -
• Where did you go shopping yesterday? -
• I haven't seen Joe today. -
• Did Barry come to your party last week? -
• Dick was cutting the grass when the snake appeared. -
• Frank was making pizza while Ale was cooking salad. -
• Emily went to China last year. -
• Why has Mike gone already? -
• Had you studied Italian before you moved to Milan? -
• Tailor has never heard of this book. -
• I was wondering if you could help me with the project. -
• I was cooking when Josh called. -
• I sold my house two months ago. -
• Where have I left my phone? -
• Harry said he went to the library yesterday. -
• The plane hadn't left by the time I got to the airport. -
• It was a beautiful day, the sun was shining. -
• I found Elisa's diary when she had already moved out. -