Unit 2 Sailing the ocean分析和总结分析和总结.docx

PAGE PAGE 1 — 词汇 Unit 2 Sailing the ocean However, it was a to use as one of the points of reference was the moving ship itself. This was a more precise and s version of the astrolabe. It proved to be the most accurate and r of these early navigational instruments. This seems to have been the first and most useful form of exploration which carried the m amount of risk. Once we were at sea, our r every day was the same. There is a special cloud formation which i there is land close by. Seamen could follow the birds to land even if they were o and in the open sea. Wise seamen could a dangerous. the speed, but they could also be There is no s method of measuring longitude until the 17th century when the British solved this theoretical problem. An early method of measuring speed involved throwing a k rope tied to a log over the side of the ship. The compass has a special m pointer which always indicates the North Pole. The sextant was the u version of the astrolabe and quadrant which reduced the tendency to make mistakes. It was s quantities but the extreme lack of water was the hardest to cope with psychologically. The d of staying on the ship seemed to grow as I thought about how wrong it was to treat Captain Bligh in this way. The t in the boat got worse as the supply of food and water gradually disappeared. 二 语法填空 I am proud to have sailed with Captain Bligh 1  his journey of over 40 days through about 4,000 miles in an open boat across 2 Pacific Ocean in 1789. Our outward voyage in the “Bounty” to Tahiti 3 (fill) with the kind of incidents that I 4 (think) would be my stories when I returned home. 5 how wrong I was! On our departure 6 Tahiti , some of the crew took over the ship. They deposited the captain into a small 7 to let him find his own way home. But 8 else was to go with? Those of us on board the “Bounty” 9 (catch) in a dilemma. Was it 10 (good) to risk certain death by sitting close together on a small,