Usage Examples Past Simple vs. Past Continuous

• I was studying at the library all day yesterday. -
• Which shop did Tom go yesterday? -
• Why was Lucy smoking at the party? -
• My granddad went to see a doctor on Friday. -
• I was reading when the doorbell rang. -
• Someone took a picture of Tom while he was sitting on a bench. -
• Was Anna having a shower when an earthquake began? -
• Paula was running when the storm started. -
• What were you doing at eight o'clock last night? -
• Was your grandmother working when she met your grandfather? -
• The bird was singing in the garden when the cat attacked it. -
• While I was walking to the university, I witnessed an accident. -
• We were playing tennis when Alex hurt his wrist. -
• What was Jane wearing when you saw her at the theatre? -
• My mother was cooking for five hours on Sunday. -
• Lisa was studying when Joe called her. -
• Were they smiling when they saw you? -
• My wife arrived when I was having a bath. -
• Bob was waiting for me for two hours yesterday. -
• I went to Tokyo last month. -