以下是两篇课文选段，请任意选择一篇，并根据课文，在文中划线处填上适当单词，每空一词， (共10小题，计10分)1） Born in 1930, Dr Yuan 1 from Sou

以下是两篇课文选段，请任意选择一篇，并根据课文，在文中划线处填上适当单词，每空一词， (共10小题，计10分)
1） Born in 1930, Dr Yuan 1 from Southwest Agricultural College in 1953. Since then, 2 ways to grow more rice has been his life goal. As a young man, he saw the great need for increasing the rice output. At that time, 3 was a disturbing problem in many parts of the countryside. Dr Yuan _4 for a way to increase rice harvests without 5 the area of the fields. In 1950, Chinese farmers could produce only fifty million tons of rice. In a recent harvest, however, nearly two hundred million tons of rice was produced. These 6 harvests mean that 22% of the world’s people are 7 from just 7% of the farmland in China. Dr Yuan is now 8 his knowledge in India, Vietnam and many other less developed countries to increase their rice harvests. 9 to his research, the UN has more tools in the battle to 10 the world of hunger. Using his hybrid rice, farmers are producing harvests twice as large as before.
2） The most universal 1 expression is, of course, the smile---its 2 is to show happiness and put people at 3 . It does not always mean that we are 4 happy, however. Smiles around the world can be _ 4 , hiding other feelings like anger, fear or worry. There are 5 smiles, such as when someone “lose face” and smiles to 6 it. However, the general 7 of smiling is to show good feelings.
From the time we are babies, we show 8 or anger by frowning. In most places around the world, frowning and turning one’s back to someone shows anger. 9 _ a fist and shaking it almost always means that someone is angry and 10_ another person.：

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