六级Nevertheless, yields of maize, sorghum (高粱) and wheat doubled between 1983 and 198
Nobel Prize
For his contributions to the world food supply, Borlaug was awarded the Nobel Peace Prize in 19 Norwegian officials notified his wife in Mexico City at 4:00 am, but Borlaug had already left for the test fields in the Toluca valley, about 65km west of Mexico City.
然而,玉米、高粱的产量(高粱) 小麦在1983年到198年间翻了一番
2013年6月六级考试真题(三)
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