1) We were afraid _________ the fire. a) because b) because of 2) School was cancelled ________ there was snow. a) because b) because of 3) ___________ we ran up the hill, we were out of breath. a) Because b) Because of 4) We drank a lot of water ________ the heat a) because b) because of 5) ___________ a flat tire, I was late to work a) Because b) Because of 6) Ana called Maria _________ she needed a ladder. a) because b) because of 7) Maria couldn't sleep _________ the noise next door. a) because b) because of 8) The smoke alarm didn't work ________ it needed a battery. a) because b) because of 9) He left the party ___________ it was late. a) because b) because of 10) The game was cancelled ___________ the rain. a) because b) because of

"Because" or "Because of "

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