1) ……………...……….. I was walking, I found a wallet. a) When b) While 2) They were eating, ……………...…………. the accident happened. a) when b) while 3) ………………………… the door bell rang, I was doing my homework. a) When b) while 4) The light went off, ……………………. Sara was watching T.V. a) when b) while 5) ……………………..….. he was doing shopping, he lost his credit. a) When b) While 6) ............ we were sitting in the yard we heard a strange noise. a) While b) When 7) I was walking in the beach.................... it started to rain. a) When b) While 8) ............. George was driving, he was listening to music. a) While b) When 9) I was with a friend.............. it started to snow. a) When b) While 10) ........ you were playing tennis, rob called you. a) While b) When

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