Usage Examples Past Simple vs. Past Continuous

• My granddad went to see a doctor on Friday. -
• My best friend graduated from the university in June. -
• When I woke up, it was snowing. -
• My mother bought a new bag yesterday. -
• What were you doing at eight o'clock last night? -
• The children were playing in the park when it started to rain. -
• The town was changing quickly. -
• What were they doing when you arrived at the party? -
• Paula was running when the storm started. -
• Were they studying at this time yesterday? -
• Why were you crying when I met you? -
• Was your grandmother working when she met your grandfather? -
• I was reading when the doorbell rang. -
• I went to Tokyo last month. -
• Which shop did Tom go yesterday? -
• Someone took a picture of Tom while he was sitting on a bench. -
• Why was Lucy smoking at the party? -
• Lisa was studying when Joe called her. -
• I was standing in the line when I saw Mary. -
• Who was Alessia talking to when you saw her? -