When did interpretation activities begin in the world? 2. When did the profession come into being? 3. What was the greatest invention in the history of interpretation? 4. How many phases does interpretation consist of? 5. How many interpreting skills can you name? what are they about respectively? 6. What are the qualifications for interpretaters? 7. What is consecutive interpreting? 8. What is simultaneous interpreting? 9. What are the quality standards of interpretation?