梁康1884-贵学
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找茬15:错误不止一个In 1980, the US produced 131 millions of tonnes of waste. Japan was in second place with 28 millions, while the figures for Poland, Portugal and Ireland were less than 5 millions. In 1990, the US was 151.(转)@贵学教育 @雅思教父刘洪波 展开全文原微博 梁康1884-贵学
大家来找茬7: 很隐蔽的一个错误,各位试试; Air pollution caused by industrial fumes has been studied for years, but only recently the harmful effects of noise pollution have become known. @雅思教父刘洪波 @贵学教育 展开全文原微博