1) _________ I was eating, my brother arrived.  a) While b) When 2) My dog was running in the park, ___________ it fell. a) While b) When 3) _________ I was cooking, my friend called me. a) When b) While 4) He fell asleep_________ he was watching TV. a) while b) when 5) _______ I arrived at the party, everyone was dancing. a) While b) When  6) I met a lot of interesting people ________ I was traveling. a) while b) when 7) _______I was reading a book, the phone rang. a) When b) While 8) _________________________ the teacher was writing, the students were finishing their homework. a) When b) While 9) My phone rang _________________________ I was taking a shower. a) When b) While 10) We ran _________________________ it started to rain. a) When b) While 11) _________________ they were visiting the museum, they saw an ancient dinosaur skeleton. a) When b) While 12) ___________________ I opened the refrigerator, I saw that the milk carton was empty. a) When b) While

Trashketball: While - When

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