Usage Examples Past Simple vs. Past Continuous

• Which song were you singing when I came in? -
• I went to Tokyo last month. -
• My best friend graduated from the university in June. -
• Just as Ted was finishing his homework, he remembered another exercise he had to do. -
• Anna was sleeping when the burglars broke into her house. -
• When I woke up, it was snowing. -
• Bob was waiting for me for two hours yesterday. -
• Anna did not mean to hurt you. -
• When I walked into the room, they were dancing. -
• Paula was running when the storm started. -
• I was watching television when my mother came home. -
• Who was Alessia talking to when you saw her? -
• Were they smiling when they saw you? -
• I was studying at the library all day yesterday. -
• I broke my leg when I was skiing. -
• You weren't dancing at noon yesterday. -
• Were they studying at this time yesterday? -
• Was your grandmother working when she met your grandfather? -
• Where was your cousin born? -
• While I was walking to the university, I witnessed an accident. -