新概念英语第二册第 43 课:Over the South Pole新概念英语其次册第 43 课:Over the South Pole Lesson 43 Over the South Pole 飞越南极 First listen and then answer the question
听录音,然后回答以下问题
How was the plane able to clear the mountains
In 1929, three years after his flight over the North Pole, the American explorer, R
Byrd, successfully flew over the South Pole for the first time
Though, at first, Byrd and his men were able to take a great many photographs of the mountains that lay below, they soon ran into serious trouble
At one point, it seemed certain that their plane would crash
It could only get over the mountains if it rose to 10,000 feet
Byrd at once ordered his men to throw out two heavy food sacks
The plane was then able to rise and it cleared the mountains by 400 feet
Byrd now knew that he would be