新倮标人教版课件系列 《高中英语》 选修(模块)921
新课标人教版课件系列 《高中英语》 选修(模块）9-2.1
Warming Up Iscuss these questions What is a navigator? A navigator explores new routes across the sea 2 What is the difference between a navigator and an explorer? navigator explores the sea, an explorer discovers new places on land
In pairs discuss these questions: 1 What is a navigator? A navigator explores new routes across the sea. 2 What is the difference between a navigator and an explorer? A navigator explores the sea; an explorer discovers new places on land
3 Look at these famous people. Are they navigators or explorers? What do you know about them? Navigator→sea→ nautical instruments find new islands or continents Navigator is someone who finds the position and plots the course of a ship, an aircraft, a car, etc, using maps and instruments
3 Look at these famous people. Are they navigators or explorers? What do you know about them? Navigator sea nautical instruments find new islands or continents Navigator is someone who finds the position and plots the course of a ship, an aircraft, a car, etc, using maps and instruments
Explorer land use of compass and landmarks- find new places within an already identified island or continent Explorer is someone who travels into or through a place in order to learn about it Very often navigators are also explorers
Explorer land use of compass and landmarks find new places within an already identified island or continent Explorer is someone who travels into or through a place in order to learn about it. Very often navigators are also explorers
Pre-reading Look at the pictures. Then answer the questions 1 How do you think seamen found their way before modern accurate methods of navigation were invented? Kept close to the shore, used nature such as the sun, wind, birds, tide, etc, to help them. and used some of the instruments including a compass, astrolabe, etc
• Look at the pictures. Then answer the questions. 1 How do you think seamen found their way before modern accurate methods of navigation were invented? Kept close to the shore, used nature such as the sun, wind, birds, tide, etc, to help them, and used some of the instruments including a compass, astrolabe, etc. Pre-reading