Combine the following sentences into one with relative clauses

I. Combine the following sentences into one with relative clauses.
1. The young man lives in the corner. He rides an expensive motorbike.
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2. I will introduce the man to you. He is sharing the flat with me.
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3. The young man is talking to our teacher. He is Bas brother.
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4. The boys are interested in football. It is a popular game all over the world.
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5. The lady is a famous writer. You met her at the party last night.
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6. Dr. Oley is our familys dentist. He is a popular dentist in the city.
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7. The river is the Sai Gon River. It flows through Ho Chi Minh City.
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8. The girls are performing the play. They rehearsed it yesterday.
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9. The lecturer is my uncle. He gave an interesting talk on TV last night.
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10. The student kept talking about the project yesterday. It was done last week.
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II. Rewrite the following sentences, using It was not until
1. We didn't go swimming until last summer.
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2. I wasn't interested in film until I saw the first one.
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3. She didn't stay up late until she reviewed for the final examination.
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4. They didn't know his news until 2008
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5. I didn't write to him until I got a letter from him.
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6. He didn't study English until he was in grade 6
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7. I didn't believe him until he told the truth.
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8. She didnt write to him until she got a letter from him.
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9. My sister didn't speak English fluently until she practiced regularly.
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10. She didnt begin to learn English until he was 10
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11. I didnt know how to use a computer until 1995.
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12. He didnt go to bed until he could do his exercises.
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