51. The main reason for the improvement of the Horsestable region's vendor problem is because:（ Yangmingshan Park Office took back Horsestable　 cold weather　 too little tourists）

52.Which of the following was an important mine:（ Dahuang Mouth　 Chenshan Park　 Horsestable）

53.Which of the following tourist center is the main display in the groundhea tscenic region:（ Coldwater Pit　 Little Oilpit　 Chenshan Park）

54. Which of the following is designated the scenic region of the national park because of the special volcano groundheat scene:（ Little Oilpit　 Yang Ming Bookhouse　 Chenshan Park）

55. Which of the following hotspring provides for the diipping rooms in Bamboo Lin community?（ Little Oilpit　 Groundheat Valley　 Chenshan Park）

56. Which is the famous "egg-cooking heaven" in the 80's?（ Little Oilpit　 Groundheat Valley　 Chenshan Park）

57.Which of the following which hotspring provide a feetdipping region in addition to enjoying the white smokes?（ Little Oilpit　 Groundheat Valley　 Horsestable）

58. Which of the following hotsprings contain radioactive elements?（ Little Oilpit　 Groundheat Valley　 Chenshan Park）

59.Which school's efforts called the public's attention and was responsible for the number of community reforms in Baytow?（ Shih Linelementary school　 Taiwan University　 Baytowelementary school）

60. Which of the following hotspring region is situated in the creekvalleys and are different than the other volcanic regions of the Datoon Volcanic Region?:（ Little Oilpit　 Madsu Cave　 Horsestable）