... a 12. a 13. a 14. c 15. a 16. d 17. b 18. d 19. a 20. a 21. d 22. d 23. d 24. a 25. b 26. c 27. a 28. c 29. b 30. a Last saved by Janny 1 7/21/2011 ĐỀ LUYỆN THI TIẾNG ANH SỐ 13 Part ... apologize when we speak. D. they always interrupt something. 39. Letters are sometimes better than making telephone calls because. A. we don’t have to think quickly B. we have to respond carefully ... advantages of the telephone over sending a letter were so obvious, it was felt, that nothing could stop this process. Both these predictions proved to be wrong in their own ways, of course,...