Usage Examples Past Simple vs. Past Continuous

• I was standing in the line when I saw Mary. -
• I was studying at the library all day yesterday. -
• Emma called me when I was sitting on the train. -
• Maddie came back at midnight. -
• My granddad went to see a doctor on Friday. -
• Why was Lucy smoking at the party? -
• Who did you see at the train station? -
• Where was your cousin born? -
• Were they studying at this time yesterday? -
• Just as Ted was finishing his homework, he remembered another exercise he had to do. -
• My mother was cooking for five hours on Sunday. -
• We were playing tennis when Alex hurt his wrist. -
• I met Elisa when I was going to work. -
• My wife arrived when I was having a bath. -
• When I woke up, it was snowing. -
• What were they doing when you arrived at the party? -
• Bob was waiting for me for two hours yesterday. -
• Anna was sleeping when the burglars broke into her house. -
• Which song were you singing when I came in? -
• I wanted to call my mum but I called you instead. -