Usage Examples Past Simple vs. Past Continuous

• I met Elisa when I was going to work. -
• The bird was singing in the garden when the cat attacked it. -
• Were they studying at this time yesterday? -
• Were they smiling when they saw you? -
• What were they doing when you arrived at the party? -
• Bob was waiting for me for two hours yesterday. -
• I was watching television when my mother came home. -
• I was studying at the library all day yesterday. -
• Was Anna having a shower when an earthquake began? -
• Which song were you singing when I came in? -
• Who was Alessia talking to when you saw her? -
• Maddie came back at midnight. -
• Which shop did Tom go yesterday? -
• My wife arrived when I was having a bath. -
• You weren't dancing at noon yesterday. -
• While I was walking to the university, I witnessed an accident. -
• Emma called me when I was sitting on the train. -
• Just as Ted was finishing his homework, he remembered another exercise he had to do. -
• Why was Lucy smoking at the party? -
• Who did you see at the train station? -