The way that English turns into the only language in the world could give rise to both positive and negative effects on society, culture and economics
On the one hand, English could pave the way for faster, cheaper and easier communication; moreover, it manage to eliminate the language barriers, which is expected to Foster traveling facilite trading and international cooperating. Thanks to the predomination of English, Global Mobility could be simplified with fewer challenges in adapting to new environments.
On the other hand, the dominance of English would be significantly pose many challenges to cultural diversity. Due to the tight connection between language and culture identity, the extinction of a variety of languages might lead to the Loss of unique traditions, histories and ways of thinking. Furthermore, the supremacy of English might worsen social inequalities. While proficiency in English provide access to various opportunities, those who are unable to learn it might find themselves disregarded. Besides, they could face language barrier or communication breakdown.
In conclusion, the predomination of English could lead to both benefits and consequences for society, cultural and economics.