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Tu Youyou, an 84-year-old Chinese female (女性)   1.  , was awarded the 2015 Nobel Prize in Physiology (生理学) or Medicine on Oct.5. She found a medicine that cures the malaria (疟疾) and became the first native Chinese person to get the Nobel Prize in natural science.

Tu found artemisinin (青蒿素) in sweet wormwood (青蒿) back in 1971. She 2.   the following years trying to improve the medicine. According to World Health Organization, about 200 million people suffer from malaria   3.         the world, and about half a million die each year. Today, artemisinin is still the most   4.  medicine that fights against malaria.

5.   Tu joined the national research team to find the malaria medicine in the 1960s and 1970s, things were hard. The team didn’t have advanced equipment (先进设备) then. Tu even tested medicines by taking them    6.   . That was actually very dangerous for her. Tu’s team searched old Chinese medicine books by hand and tested over 2,000 traditional recipes (配方).

To do research, Tu also had to travel a lot. Once she returned to her family   7.   six months away from home, her little daughter didn’t recognize(认出) her and hid from the “strange woman”.    8.  , Tu never complained. “I feel happy when I see so many cured patients,” she said.