牛津沈陽版英語九上chapter4fishingwithbirds模擬試題-資料下載頁
2024-11-15 07:46本頁面
【導(dǎo)讀】It________________（take）fromtrees. _________________（may,cover）withgrowingtrees.
【正文】 er of books and newspapers is also made from wood. Even some kinds of cloth were made from it. Many people burn wood to keep themselves warm in winter. Indeed, wood is important in our everyday life. Where does wood e from? It is taken from trees which grow in the mountains. Do you know how it is got to us from the mountains? First of all, trees are cut down when they grow big enough. Then their branches are cut off, and logs are made. These heavy logs are put together in different ways and are taken down to the foot of the mountains. Some of them are floated down the small rivers and others are carried down on trains. Big trees are cut down in the mountains every year. Then young ones must be planted so that we can always have enough wood. We have to take good care of mountains so that they may always be covered with growing trees.
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