because and because of

because and because of
viết lại các câu sau bằng because hoặc because of
1. She went to bed early because she felt tired.
-->Because of
2. He retired last month b/c he was ill.
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3. My father decided to stop smoking b/c of its harm for health.
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4. We couldn’t read the sign on the building b/c the distance was so great.->
5. I lost my way b/c the fog was thick.
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6. We didn’t go to school b/c it rained.
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7. I admired Mr. Smith b/c his conduct is good.
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8. I have to copy the lesson for John b/c he is absent.
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9. I like him b/c his father is kind to me.
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10. He left school b/c his wife was hard.
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11. I was late b/c there was much traffic.
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12. Jane looked happy b/c she had got good marks.
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13. Peter was worried b/c his wife’s being late.
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14. He stopped working here b/c he was too old to continue.
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15. These men lived unhappily b/c they are poor.
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16. The pupils came to class late b/c they had an accident.
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17. I was sad b/c they behaved badly.
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18. I respected Mr. Carol b/c of her honesty.
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19. The building hasn’t been finished b/c of the lack of money.
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20. All the students love the principal b/c of his kindness.