必修四部分课文缩写

1. yuanlongpingwasbornin 1930.sincehe graduatedfromsouthwestagricultural college in 1953, he has devoted his life to finding ways to grow more and more rice. as ayoung man, he saw the great need for increasing the rice output. at that time, hunger was a serious problem in many parts of the countryside. he searched for a way to increasericeharvestswithoutexpandingthe areaof thefields.in 1950, chinesefarmerscouldproduceaboutfifty-sixmilliontonsofrice.ina recentharvest,however,nearlytwo hundred million tons of rice was produced. these increased harvests mean that 22% oftheworld s peoplearefedfromjust7%of thefarmlandin theworld.yuanisnow circulating his knowledge in many less developed countries. thanks to his research, theun has more tools to rid the world of hunger. using his hybrid rice, farmers are producing harvests twice as large as before.2. sinceyuanlongpinggraduatedfromcollege,he hasdevotedhis lifeto findingwaystogrowmorerice.hesearchedforawaytoincreaserice harvestswithoutexpandingthe areaof the fields.in 1950,chinesefarmers could produce about fifty-six million tons of rice. in a recent harvest, however, nearlytwohundred million tons of rice was produced. these increased harvests mean that 22% of the world s people are fed from just 7% of thefarmland in the world. thanks to his research, the un has more tools to rid theworld of hunger. using his hybrid rice, farmers are producing harvests twice as large as before.精品资料3. sinceyuanlongpinggraduatedfromcollege,hehasdevotedhis lifeto findingwaystogrowmorerice.hesearchedforawaytoincreaserice harvestswithoutexpandingthe areaof the fields.in 1950,chinesefarmers could produce about fifty-six million tons of rice. in a recent harvest, however, nearlytwo hundred million tons of rice was produced. these increasedharvestsmeanthat 22%of theworld s peopleare fedfromjust7% ofthefarmland in the world. thanks to his research, the un has more tools to rid the world of hunger. using his hybrid rice, farmers are producing harvests twice as large as before.4. since yuan longping graduated from college, he had devoted his life to find ways to grow more rice. he searched of a way to increase rice harvests with expanding the area of the fields. in 1950, chinese farmer could produce about fifty-six million tons of rice. in a recently harvest, however, nearly two hundredmilliontonsof ricewasproducedout. theseincreasedharvestsmean that 22% of the world s people are feeding from just 7% of the farmland in the world.thanks to his research, un has more tools to rid