Ex. 1. Are the following statements true or false? Correct the false ones. 1. Travelling by sea was for centuries the slowest way to travel. 2. Ancient peoples settled in lands far away from their origins. 3. Maps and global positioning systems are early tools used by ocean navigators. 4. These first nautical charts were not very accurate, but valuable. 5. European ships didn't need to travel around the world to search for new trading routes and partners. 6. The route to India via the Cape of Good Hope was discovered only thanks to Vasco de Gama. 7. Navigational aids made navigation safer and more comfortable for mariners. 8. English as an international language is very helpful for sailors from different countries around the world. 9. There is no need for a sailor in a multilingual crew to speak English well. 10. In a foreign port sailors are given an interpreter who helps a sailor to speak to port authorities. ​