----- Nội dung ảnh ----- 1. A. he went, turned 2. C. have yet, turned 3. 14. By the time you finish cooking they will have finished 4. B. will finish 5. 15. A. You have just missed the last train. 6. B. I had left, had left 7. 16. A. I don't know; will show 8. 17. Come in, please. 9. B. have been waiting 10. 18. Who you 11. B. did you go 12. C. had gone