世界能源危机(世界能源危机的解决方案作文)

 

将电脑显示器亮度调整到一个合适的值。显示器亮度过高既会增加耗电量，也不利于保护视力。中国目前有3亿台电视和几千万电脑显示器,仅此一项每年可省电50亿度。

四六级永远让我们又爱又恨，爱是因为她的存在，英语学习才不至于停歇；恨是因为她是永远那么难以追随。希望通过每天推送给大家一点点帮助。

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臭氧层能吸收紫外线，保护人和动植物免受伤害。氟里昂中的氯原子对臭氧层有极大的破坏作用，它能分解吸收紫外线的臭氧，使臭氧层 变薄。强烈的紫外线照射会损害人和动物的免疫功能，诱发皮肤癌和白内障，会破坏地球上的生态系统。

2017年12月英语四六级满分作文精讲

Energy Crisis 能源危机

One of the main problems the world is facing today is the energy crisis. With the developmentof industry and agriculture, the world has consumed a great amount of energy. But all thisenergy has gone forever. Therefore, energy supplies are becoming short, in other words, allforms of energy will be exhausted in future.

However, energy is of great importance to us. We can hardly imagine how we could live in aworld without energy. We wouldnt be able to drive our cars and listen to our favourite music. Moreover, the night would become dark all the time. In short, once we lose all the energyresources, we will not be able to exist in the world.

Therefore, conserving our energy is an important task. We must take active measures toprotect our energy resources. On the one hand, we should use our energy reasonably; on theother hand, we should instruct our people not to waste energy so that we will be able to send agood gift — energy, to our next generation.

CET四六级作文结构分析：

· 潜在的能源危机

· 能源的重要性

有人可能要问，那为啥不多建些电网和电站呢？如果电网为了满足高峰期的用电需求，投资建设了大量的发电站、输电线路、变电站、配电设施等，那么在很多时候，这些设施都是低负荷运行的，这样非常不经济。

· 节约能源势在必行

CET四六级作文内容分析：

本文是一篇说明文。文中三段体现了 三段式作文的模式, 每段的第一句均为主题句。全文句子结构简单, 是一篇四级作文。

CET四六级级作文万能句型：

But all this energy has gone for ever. 消耗的能量不会返回

exhaust v. 用尽

conserve v. 保存

四六级作文

转载声明：本文转载自「小芳老师」，搜索「ToReadEnglishNovels」即可关注。

环境是大事，扔垃圾是小事，大事要从小事做起。节约能源做得好，省钱省能又环保。