Usage Examples Past Simple vs. Past Continuous

• What were they doing when you arrived at the party? -
• Who was Alessia talking to when you saw her? -
• Bob was waiting for me for two hours yesterday. -
• I broke my leg when I was skiing. -
• My granddad went to see a doctor on Friday. -
• Someone took a picture of Tom while he was sitting on a bench. -
• I was studying at the library all day yesterday. -
• I was standing in the line when I saw Mary. -
• I was watching television when my mother came home. -
• Why were you crying when I met you? -
• My best friend graduated from the university in June. -
• Emma called me when I was sitting on the train. -
• Lisa was studying when Joe called her. -
• Where was your cousin born? -
• Which shop did Tom go yesterday? -
• Anna was sleeping when the burglars broke into her house. -
• Was your grandmother working when she met your grandfather? -
• Where was Rob going when he lost his phone? -
• Which song were you singing when I came in? -
• I met Elisa when I was going to work. -