166. The basic stumbling block to global peace rests with the self-serving ambitions of many nations .

全世界和平的基本障礙物在于許多國家謀私利的野心。

167. The overemphasis on one particular aspect of a problem often obscures the relevance of other issues .

過分強調(diào)問題的一個方面經(jīng)常掩蓋了其他方面的相關性。

168. Any presumption that smoking is in anyway beneficial is totally preposterous .

任何對抽煙不管怎樣是有益的假設都是完全荒謬的。

169. The fallacies of many arguments are quite obvious .

許多論證的推論錯誤是相當明顯的。

170. Arbitrarily dismissing the direct link between increasing sexual promiscuity and the rapid spread of sexually transmitted diseases would be foolhardy . An even more foolish mistake would center on denying the need for extensive sex education programs worldwide .

武斷地無視性亂行為的增多和性傳播疾病的迅速蔓延之間的直接聯(lián)系是魯莽的。一個更愚蠢的錯誤是否認在世界范圍內(nèi)開展廣泛的性教育項目的必要性。

(責任編輯：田學江)