1. 正如科学家所预言的那样，全球污染成了人类面临的最严重的问题之一。（global）
As is predicted by scientists, global pollution has become one of the most severe problems human facing.
2. 谋求这些职位的竞争很激烈——今年的求职者（applicant）是去年的五倍。（competition）
Competition for these jobs is tough . This year's applicants are five times as many as last year's.
3. 正如事实表明的那样，教育大纲应当符合国家的经济发展计划。（fit into）
As the fact shows,the educational program should fit into national plan for economic development.
4. 这辆汽车太费油（burn too much gas），而且价钱几乎是我想付的两倍。（moreover）
The car burns too much gas. Moreover, the price is almost as twice much as what I want to pay.
5. 要了解一起重大的国际事件，我们首先需要考虑其历史和政治背景。（background）
To understand a significant international event,we firstly need to consider its historical and political background.
