She didn't find her flash drive because...
...
I brought a new phone because...
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I couldn't read the e-mail because...
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I wanted to watch the movie because...
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We didn't go to the beach because...
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I couldn't sleep because...
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He slept in his car because...
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He didn't have money because...
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He was late for the game because...
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My boyfriend was upset at me because...
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She came back home because...
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I left the mall running because...
...