51. develop=cultivate=foster 开发, 培养(动词)
52. offer=provide=supply 提供(动词)
53. chance=opportunity 机会, opp 指“好的机会”
54. lead to=cause=give rise to=result in 导致(动词)
55. lack=be short of 缺少(动词)
56. shortage=scarcity 短缺(名词)
57. fund=subsidize 资助(动词)
58. poor=impoverished 贫穷的 =sb./sth with a tight budget 缺钱的(形容人)
59. underdeveloped=backward area 落后的(形容地区)
60. waste=lavish 浪费(动词)
,