Usage Examples Past Simple vs. Past Continuous

• Were they studying at this time yesterday? -
• I met Elisa when I was going to work. -
• The town was changing quickly. -
• Susie was watching a film when she heard the noise. -
• The bird was singing in the garden when the cat attacked it. -
• Someone took a picture of Tom while he was sitting on a bench. -
• My wife arrived when I was having a bath. -
• Which song were you singing when I came in? -
• I was standing in the line when I saw Mary. -
• Emma called me when I was sitting on the train. -
• Was your grandmother working when she met your grandfather? -
• Was Anna having a shower when an earthquake began? -
• Why was Lucy smoking at the party? -
• Anna was sleeping when the burglars broke into her house. -
• I broke my leg when I was skiing. -
• The children were playing in the park when it started to rain. -
• Bob was waiting for me for two hours yesterday. -
• Who did you see at the train station? -
• Maddie came back at midnight. -
• I was studying at the library all day yesterday. -