Advanced education in foreign countries is called advantage education, which refers to the educational model of artificially shortening students' academic system. English is a branch of West Germanic language, which was first used by Britain in the Middle Ages and became the most widely used language in the world because of its huge colony. The Anglo tribe, the ancestor of the British, is one of the Germanic tribes that later moved to the island of Great Britain and were called England. From the distribution area, English is the most popular language, but the number of native speakers of English is the third in the world, next only to Chinese and Spanish. It is the most widely studied second language, and it is the official language or one of the official languages of nearly 60 sovereign countries.