1) I was walking to school _______ it started to rain. a) when b) while 2) She was cooking dinner _______ her brother was setting the table. a) while b) when 3) We were watching a movie _______ the lights went out. a) when b) while 4) _______ I was studying, my phone rang. a) while b) when 5) He was driving home _______ he saw an accident. a) when b) while 6) _______ they were playing football, their parents were talking. a) while b) when 7) The teacher was explaining the lesson _______ someone knocked on the door. a) when b) while 8) I fell asleep _______ I was watching TV. a) while b) when 9) _______ we were having dinner, my sister was texting her friends. a) while b) when 10) She was listening to music _______ she was doing her homework. a) while b) when

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