3. It is IV, Khoanh tròn đáp án A, B, C hoặc D tương ứng với đáp án đúng văn dưới đây, (1,25 điểm) by the Chinese in the first century A.D. The art of papermaking took 700 years to Paper was (1) reach the Muslim world and another 700 years to get to Britain (via Spain, Southern France and Germany), wood. When the trees are cut down, they are carried by land or water to Most paper is made (2) paper mills. Here they are cut up and the wood is broken up into fibers, mixed with water and chemicals. This wood pulp is then dried up on a machine and made into paper, British industry, and paper from Britain is exported to South Africa, Paper-making is an (3) Australia and many other countries. Some of the wood (4) is used in British papermaking industry comes from trees grown in Britain, but wood is also imported from other countries such as Norway, One tree is needed for every 400 copies of a forty-page newspaper. If half of the adults in Britain buy one daily newspaper, this uses up over 40,000 trees a day, Trees are cut down (5) than they can be replaced, so there may be a paper shortage before the year 2020. 1. B. invented 2. 3. 4, 5. A. discovered A. into A. good A, which A. slower B. in B. profitable B. who B. more slowly C. found C, up C. great C, whom C. faster D, seen D. from D. important D, whose D. quicklier