语法填空
At the Nobel Prize Lecture on 7 December,2015, 19 84-year-old Chinese woman walked slowly on to the stage. The woman was Tu Youyou, the first Chinese female scientist to be awarded a Nobel Prize for her work. When thanking the Committee for the honour, Tu Youyou said, “This is not only an honour for myself, but also 20 (recognise) of and encouragement for all scientists in China.”
In 1969, Tu Youyou 21 (choose) to establish a team to find a cure 22 malaria, a deadly disease at that time. Across the world, scientists tested more than 240,000 chemicals with no success. However, Tu Youyou had an idea that Chinese herbs might hold the secret. She and her team began using modern research methods 23 (study) these Chinese herbs one by one. After hundreds of 24 (fail) experiments, they eventually came across a 25 (promise) chemical. The medicine they discovered, artemisinin, has now become the world’s 26 (effective) drug for fighting malaria.
Even though Tu Youyou is not interested in fame, she has become a scientist 27 work is internationally renowned. In 2019, she was selected by the BBC as one of the most influential 28 (figure) of science in the 20th century along with Albert Einstein and Alan Mathison Turing.