二年级中学英语听力mp3下载人教版.docx

二年级中学英语听力mp3下载人教版
★我英语听力频道为大家整理的二年级中学英语听力mp3下载人教版，供大家参考。更多阅读请查看本站英语听力 mention that he got one of his best-known ideas while watching apples fall from a tree. His name makes you think that he was not too interested in old things. He discovered the force of gravity, and he drew up a system of how objects move. His laws for motion are still used in physics today, at least in schools and Food is what sets this great mind on fire. Rice, to be exact. This great mind has spent most of his life looking for ways to help farmers grow more rice so that all of us will have enough food to eat. He is known as the father of modem rice, but because of his long friendship with all the farmers in China, he would rather be known as “the farmer”.Listening Texts to Unit One (Workbook)Part 1Scientists often look at nature in order to find new ideas. In ancient times, Chinese scientists studied how spiders make silk. Modem scientists are interested in the spider, too. A spider can make silk that is much stronger than most man-made materials. A spider‟s silk doesn‟t break easily. Instead of breaking, it gets longer. Best of all, the spider produces the silk without the use of dangerous or poisonous chemicals. If we could learn to use the technique, we might be able to use the strong silk to make things like seat belts and wi