6. Unlike most businessmen, Carlos Slim (not study) business in college. 7. In fact, he (have) a civil engineering degree. 8. But once he graduated, he (take) economics courses. 9. Then, he (start) his career as a stock trader. 10. Even though he inherited $3 million from his father, Carlos still (work) hard. 11. While gaining more and more profit, he (start) building Grupo Carso from buying companies from all kinds of fields. 12. During the Mexican monetary issues in the 1980s, he (buy) more and more troubled companies at low price. 13. Later, he (resell) them at highly profitable prices. 14. And he (hit) the jackpot when Mexico privatized its telecom industry. 15. He snatched the deal and (acquire) Telmex from Mexican government. 16. Now, he (own) pretty much everything in Mexico’s business. 17. His biggest source of income (be) his huge telecommunication company. 18. Business (be) his passion since he was just a kid. 19. He doesn’t just invest. He (seek) through opportunities which can lead him to bigger, better fortune.20. And so far, he (be) successful in doing so.