新人教版必修二Unit4Task课件.ppt

Listening and reading ;Dictation: 1.千百万年前恐龙就在地球上生活,比人类的出现要早得多. 2 科学家是根据恐龙骨骼的连接方式做出这种判断的. 3 没有人确切地知道. 4 其他人认为地球变得太热,恐龙不能再继续生存了.;Answer to questions about listening;Once there was a farmer who lived with his family on a small farm. He grew rice and vegetables and made a lot of money at the market. But one of his fields was too dry to grow rice or vegetables. Every year it lay empty and the farmer worried about how he could improve this part of his farm. “Perhaps I can move the river and make this land grow crops,” he thought. So he tried. He dug a;ditch from the river so that the clear, clean water would reach his dry land. The river changed its course and the dry land became wetter, but the rest of the fields did not get enough water and the crops began to turn yellow and die. “Oh dear,” thought the farmer, “ that is not the answer.” So he moved the river back to its old course. ;“Perhaps I can dig a well,” he thought, “and that will make the land grow crops.” So he dug a deep well. The water that came up from the well was clear and clean and made the dry land wet and ready to grow crops. But the farmer’s neighbours came running to see him, “You are taking our water. It has disappeared from our wells;since you dug yours.” They said, “ If you continue to do that we shall have no crops for ourselves.” “Oh dear,” thought the farmer, “that is not the answer.” So he stopped getting water from the well. Then he noticed a beautiful bird. “ Why not grow trees here?” it said, “There is a lot of water deep under the ground for trees to grow. We birds will;be happy to rest in the trees. You can have a crop of coconuts or lychees. Everybody will be happy,” So the farmer did as the bird suggested. Every year the trees grew taller and the fruit grew larger and more plentiful. The farmer grew rich and every year there were more beautiful birds to be seen on his farm. He became famous and people came from near and far to see his trees and the beautiful birds. Everybody was inde