Passage (S1-2) People who speak English fall into one of the following groups: those who learn it as a second language in a society like India with two main languages. The ones who need it for their study and work, and finally those who speak English as their mother tongue. One out of seven people in the world is among one of these groups. Interestingly, seventy five percent of mails and sixty percent of telephone calls are in English. English has the largest vocabulary, with nearly 500,000 general words and 300,000 technical terms. Accoring to the passage (S1-2), One out of seven people is in ............... groups.