Questions 1-8 refer to the following passage from a book about languages.

A lingua franca is a language that is used by people (1)... when they do not share a native language. (2)... with others is obviously important, even if you need to speak in a language that is not your own. Today, the most widely used lingua franca is English. Many people would like (3)... English so that they can communicate with people from many different countries. For example, Koreans need to speak English in order to communicate with other Asians and Europeans. Research was done to see which lingua francas were used in the past. From the 17th century to the 20th century, French was the lingua franca for all of Europe. Arabic was the language (4)... when living in the Middle East. Today, if you (5)... an international leader, you will have to speak English. It is language of international communication. Speaking English will allow you (6)... with many world leaders. (7)... English can benefit people in today's world. (8)... is very important.