----- Nội dung dịch tự động từ ảnh ----- D. was going C. went as soon as we arrive. 15. The teacher D. left C. has left B. leaves A. will leave Exercise 2: Choose the underlined word or phrase that must be changed to make sentence correct: 1. Jim was having dinner at a restaurant when Henry was coming in. D. 2. After Mrs. Wang had returned to her house from work, she was cooking dinner. B C. A. B. C. A. 3. Jimmy threw the ball high in the air, and Betty catching it when it came down. D. C. 4. Every morning, the sun shines in my bedroom window and waking me up. D. B A. C. 5. Last week Mark got very bored with his present job and is looking for a new one. D. A. C. B A. D. B C. 6. When I'm shopping in the supermarket, I ran into an friend who I hadn't met for five years.