[解析]
(1)联系上文题。根据上文Why is it important to learn a foreign language?Basically,the advantages of learning foreign languages have the ability to set you up for success in many aspects of your life. (为什么学习一门外语很重要?基本上,学习外语的优势可以让你在生活的许多方面取得成功。)提出了为什么学外语很重要的问题,选项A.Check out these reasons to study a foreign language"看看这些学习外语的理由"承上启下,引出文章主题,介绍了为什么学习外语如此重要。故选A项。
(2)语境衔接题。根据上文We all know the business world is developing fast. (我们都知道商业世界正在快速发展。)说明商业世界迅速发展,选项D.More companies than ever are doing business in many countries"在许多国家开展业务的公司比以往任何时候都多"承接上文,说明商业界在许多国家开展业务的公司,引出下文They can't do it without hiring people who have a grasp on at least one foreign language. (如果不雇用至少掌握一门外语的人,他们就无法做到这一点。)和选项存在因果关系,因为在许多国家开展业务,所以要雇用懂外语的人。故选D项。
(3)联系上文题。根据上文They have shown that people who can speak two languages tend to have bigger brains and better memories. (他们已经证明,会说两种语言的人往往拥有更大的大脑和更好的记忆力。)说明会说两种语言的人更有智慧,选项E.Those people are usually more creative and better problem solvers"这些人通常更有创造力,更善于解决问题"承接上文,和上文存在因果关系。故选E项。
(4)联系下文题。根据下文To educate is to lead out of confinement (禁闭),narrowness and darkness. (教育就是带领人们走出禁锢、狭隘和黑暗。)说明教育的好处,选项C.Foreign language study is simply part of a very basic education"外语学习只是基础教育的一部分"引领下文,说明外语学习就是教育的一部分。选项中education和下文中To educate语义一致,故选C项。
(5)联系上文题。根据上文Besides,you'll pay more attention to the grammar,vocabulary and pronunciation patterns of your first language. (此外,你会更加注意你的第一语言的语法、词汇和发音模式。)说明学外语能帮助提高自己的第一语言,选项G.This possibly explains the reasons of your improvements in language skills"这也许可以解释你语言技能提高的原因"承接上文,说明学外语是自身语言技能提高的原因。故选G项。