【单选题】1 How is communication actually achieved? It depends, of course, either on a common language or on known conventions, or at least on the beginnings of these. If the common language and the conventions...
【单选题】Curiosity is not only a possible motivation,it is also a great help in your learning languages. Remember that a language is not (11)______ a grammatical system. It is the (12)______ of a certain cultu...