76. 本题考查上下文语义关系，more改为less“no more necessary,表示否定，“不重要多少”； “no less necessary”是双重否定表示肯定，“同样必要”。

Part ⅥTranslation

77. is situated

78. put our heads together

79. finds fault with

80. we may/might as well walk home

81. petrol now is twice as expensive as it was a few years ago