英语翻译testing their relative contributions to speech recognition in acoustic and electric hearing最后一句从in开始,怎么翻译

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• 英语翻译1.How much paper do you use every year?Maybe you can’t answer this question quickly.In 1900 the world’s use of paper was about one kilogram for each person in a year.Now some countries use as 50 kilograms of paper for each person in a year.But such countries like America,England and Sweden,use more paper than other countrise.2.Paper was first made in China about 2,000 years ago.It was made from the hair like parts of certain plants.Paper was not m