13. The ______ of the international community was encouraged in solving problems.
A. involvement B. management C. settlement D. requirement
14. Night follows day as a ______ of natural laws.
A. supplement B. substitution C. requirement D. necessity
15. As the shortage of certain metals approaches, others must be found to take their _______.
A. share B. place C. role D. shape
[英语模拟题答案解析]
13.【答案】A。解析：考查名词辨析。句意：鼓励国际社会参与解决问题。involvement参与，牵连，包含，符合句意;management管理;settlement解决，处理，【会计】结算，【法律】庭外和解，沉降，殖民，eg. cash settlement现金结算;requirement要求，必要条件，必需品。
14.【答案】D。解析：考查名词辨析。句意：白天过后便是黑夜，这是自然规律的必然结果。supplement“增刊;补充物”，substitution“代替;取代物”，requirement“要求;必要条件”，necessity“必然;必需品”。结合语境，四个选项代入其中，只有necessity符合，表示“必然结果”，故选D。
15.【答案】B。解析：考查固定搭配。句意：随着某些金属短缺的出现，我们必须要找到其他的金属来替代它们。take one’s place意为“取代……”，符合题意。故答案选B。
