YuanLongping’ssunburntfaceandarmsandhisslim,strong...
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问题详情:
Yuan Longping’s sunburnt face and arms and his slim, strong body make him look like those of millions of Chinese farmers, ____________ he has struggled for the past five years. In order to keep people free of hunger, a ____________ (disturb) problem, at that time, he searched for a way ___________ (increase) rice harvest without expanding the area of the fields. His achievement made ____________ possible that just 7% of the farmland in China fed 22%of the world’s people. Using his hybrid rice, farmers are producing harvest __________ (two) as large as before.
1. __________ 2. ___________ 3. ___________4. ___________5. ___________
【回答】
1. for whom 2. disturbing 3. to increase 4 it 5. Twice
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