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6. He couldn’t take part in the game because of his illness ( Rewrite this sentence using “because”) 
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7. I didn’t go to school on time because it rained heavily. ( Rewrite this sentence using “because of”) 
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8. Because she was tired, she went home. (Using “so” to rewrite this sentence)
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9. She was late for school because she got up late this morning. (Rewrite this sentence, using “because of”) 
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10. It was such a boring film that I felt sleepy. (Rewrite this sentence, using “so…that”)
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