1) What were you doing ___ the phone rang? a) when b) while 2) She was reading _______ I called her. a) when b) while 3) _________ he was cooking, the doorbell rang. a) When b) While 4) They were playing ___ it started to rain. a) when b) while 5) ___ she was walking, she saw a cat. a) While b) When 6) He wasn't listening ___ the teacher asked a question. a) while b) when 7) ___ I was studying, the lights went out. a) When b) While 8) She was singing ___ I entered the room. a) when b) while 9) ___ they were watching TV, the phone rang. a) When b) While 10) He was sleeping ___ the alarm went off. a) when b) while

BRAINY 7 [ U2 WHEN + WHILE]

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