Đáp án đúng: Giải chi tiết:English is the international language of business. In order to discuss our country's products and services with other people as well as to entice investment from foreign lands, we must do so in English. To communicate our thoughts and ideas to other cultures, the best tool is English. Communication is our link to the outside world and, in turn, our chance at economic growth. Most leading countries in the world either speak English or have English as their second language. There are the countries that have the resources, technology and knowledge to help us grow. We are also invited to learn so much from English speakers. We can experience the foods of Ireland, the natural resources of Canada, the monuments of the U.S., the desert 'areas of Australia or the best fishing ports in New Zealand, just by talking with, these citizens. We, in turn, can also express our feelings and interests about Vietnam. The sharing of this kind of information is a bridge to long term friendships with people from all over the world