There are several key reasons for learning a foreign tongue. Not only for travel or work but also knowledge of different languages, help for several reasons such as studies, each person's desires and for investigators. There is a argue among people, someone beleive it help only for two reasons while others beleive there are several benefits. Personally, I beleive people learn other tounges for different causes. The ensure paragraphs of this essay will discuss about both sides of this matter. When migrating to the other countries for travelling or work, the language become a major barrier. Firstly, communication issue is the fundemental key factor. When people know only their mother tongu, they can not shairing ideas with other nations. This result, they can be face for miisguides. For example, in a new c ountry most of people do not know about road and places, when they can not understand guides or people spoken patterns , they may be risk for robberies. Secondly, knowledge of acade...