Usage Examples Past Simple vs. Past Continuous

• My mother was cooking for five hours on Sunday. -
• My mother bought a new bag yesterday. -
• Why was Lucy smoking at the party? -
• I was studying at the library all day yesterday. -
• Paula was running when the storm started. -
• Which shop did Tom go yesterday? -
• Anna was sleeping when the burglars broke into her house. -
• My wife arrived when I was having a bath. -
• When I walked into the room, they were dancing. -
• We found the keys we were looking for yesterday. -
• Were they smiling when they saw you? -
• Was your grandmother working when she met your grandfather? -
• Why were you crying when I met you? -
• Was Anna having a shower when an earthquake began? -
• The town was changing quickly. -
• Someone took a picture of Tom while he was sitting on a bench. -
• Bob was waiting for me for two hours yesterday. -
• Anna did not mean to hurt you. -
• You weren't dancing at noon yesterday. -
• I was standing in the line when I saw Mary. -