31. is made up of (P38)
32. on good terms with (P55)
33. It is on this land that (P45)
34. risk losing (P150)
35. go against nature (P108)
36. a variety of reasons / varieties of reasons （P143）
37. Dating back to / Dating from （P115）
38. is of high quality （P42）
39. What they have in common / What they share（P66）
40. of which fourteen percent are/ 14% of which are（P142）
略