1) I was cooking dinner _______ the phone rang. a) While b) When 2) _______ I was studying, my brother was playing video games. a) a) While b) b) When 3) _______ we were watching TV, the lights went out. a) a) While b) b) When 4) She was walking home _______ it started to rain. a) a) while b) b) when

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