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"
" Yuan Longping
Yuan Longping is the pioneer of China's research and development of hybrid rice. He is also the first scientist in the world to (
1)____ use the advantage of rice hybrid varieties. He is (2)____ as the ""father of hybrid rice"".
This (3)____ respectable scientist known for developing the first hybrid rice strains (植株), was born on the ninth day of the seventh lunar month in 1930. Then in 1949, Yuan (4)____ Southwest Agricultural College and began his special connection with (5)____ - a staple food (主食) of the Chinese people that would become the focus of his (6)____ research career. Later the (7)____ of a wild rice species by Yuan in the southern island of Hainan in 1970 became the (8)____ of China's decades of hybrid rice research. He has helped China (9)____ a great wonder - (10)____ nearly one-fifth of the world's population with less than 9 percent of the world's total land.""
1) #A. willingly #B. artificially #C. successfully #D. mistakenly
2) #A. written #B. known #C. rated #D. greeted
3) #A. globally #B. partly #C. gradually #D. surprisingly
4) #A. searched for #B. setup #C. adapted to #D. applied for
5) #A. species #B. rice #C. food #D. agriculture
6) #A. lifelong #B. brief #C. new #D. limited
7) #A. data #B. discovery #C. document #D. symbol
8) #A. beginning #B. development #C. procedure #D. ending
9) #A. imagine #B. spot #C. create #D. observe
10) #A. charging #B. reducing #C. updating #D. feeding "
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