Usage Examples Past Simple vs. Past Continuous

• When I walked into the room, they were dancing. -
• Someone took a picture of Tom while he was sitting on a bench. -
• Was Anna having a shower when an earthquake began? -
• I was studying at the library all day yesterday. -
• I wanted to call my mum but I called you instead. -
• Lisa was studying when Joe called her. -
• We were playing tennis when Alex hurt his wrist. -
• The bird was singing in the garden when the cat attacked it. -
• Were they smiling when they saw you? -
• My granddad went to see a doctor on Friday. -
• Was your grandmother working when she met your grandfather? -
• You weren't dancing at noon yesterday. -
• My wife arrived when I was having a bath. -
• Were they studying at this time yesterday? -
• Were you sleeping when everything happened? -
• The town was changing quickly. -
• What were they doing when you arrived at the party? -
• We found the keys we were looking for yesterday. -
• Who was Alessia talking to when you saw her? -
• When I woke up, it was snowing. -