Join the sentences. Use the past perfect and because.
1. He didn't eat anything. He had lunch
He didn't eat anything because he had had lunch.
2. He was dirty. He fell into a hole.
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3. He couldn't play football. He twisted his ankle.
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4. I couldn't watch the film. I didn't do my homework.
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5. Sam couldn't read the map. He forgot his glasses.
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6. Rita was late. She overslept.
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