----- Nội dung dịch tự động từ ảnh ----- RELATIVE CLAUSES Combine two simple sentences into a complex one, using relative clauses. 1. John told me about the students. They have taken the exam three times. 2. I showed my father a picture of the car. I'm going to buy it. 3. Summer is the time of the year. The weather is often hottest then. 4. The secretary didn't know about this. I talked to her. 5. He is a customer. I lost his address. 6. The city was beautiful. We spent our vacation in that city. 7. Tobacco is a plant. Its leaves are used for smoking, 8. There was a time. Movies were costly then. 9. Our teacher gave us a lot of exercises. Some of them were difficult. 10. He went with a group of people. He knew a few of them quite well.