Adverb clauses o rteason

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<b>Adverb Clauses Of Reason</b>
<b>Combine each pair of sentences. Use because, since or as.</b>
1. Lan didn't go to class yesterday. she was very sick .

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2. He went to bed. He was sleepy.

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3. She was free. she came to see me.

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4. He never goes to the concert. He doesn't like music.

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5. The weather was cold. we stayed home.

………
6. We were late for the meeting. The traffic was heavy.

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7. She decided to study well. She wanted to pass her exam.

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8. Mary didn’t go to school yesterday. She was sick.

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9. I can’t sleep. The weather is hot.

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10. The water is highly polluted. We cannot swim in this part of the river.

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11. The company does not produce recycled paper. It is more expensive to produce than
regular paper.

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12. We want people to be aware of the problem of pollution. We have “a green week”
three times a year.

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13. The area around the beach is full of trash. No one wants to go swimming or

sunbathing there.

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14. It started to rain. We could not keep on cleaning the beach.

………
15. Mr.Minh is admired. He dedicates all his life to protecting the environment.

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<b>KEY</b>

<b>Combine each pair of sentences. Use because, since or as.</b>
1. Lan didn't go to class yesterday because she was very sick .
2. Because he was sleepy, he went to bed.

3. As she was free, she came to see me.

4. Since he doesn't like music, he never goes to the concert
5. Because the weather was cold, we stayed home.

6. Because the traffic was heavy, we were late for the meeting.
7. Since she wanted to pass her exam, she decided to study well.
8. Mary didn’t go to school yesterday because she was sick.
9. I can’t sleep because the weather is hot.

10. We cannot swim in this part of the river because the water is highly polluted.

11. The company does not produce recycled paper since it is more expensive to produce
than regular paper.

12. We have “a green week” three times a year as we want people to be aware of the
problem of pollution.

13. As the area around the beach is full of trash, no one wants to go swimming or
sunbathing there.

14. Since it started to rain, we could not keep on cleaning the beach.

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