题目内容：

阅读下面短文, 在空白处填入1个适当的单词或括号内单词的正确形式。

Qian Xuesen, a gifted rocket scientist 1. led China's space and rocketry programs, was born in Shanghai in December 1911. He 2. (admit)into Shanghai Jiao Tong University in 1929. In1934, he won 3. scholarship and in 1935 he left China to study at the Massachusetts Institute of Technology. One year later, he 4. (go)to the California Institute of Technology to start graduate studies under Theodore yon Kármán, a world-famous professor of aerodynamics(空气动力学).

From 1938 to 1955, Qian stayed in America, working with Kármán to research aerodynamics, rocketry and missiles. Despite his high salary and comfortable life in the US, Qian remained 5. (concern)about his home country's development. In October 1955, Qian braved all the difficulties and 6. (final)made his way back to China.

Upon his arrival, Qian Xuesen, together 7. dynamics expert Qian Weichang, established the Institute of Mechanics. Then Qian set out 8. (1ead)China's missile and rocketry programs.

Uninterested in fortune and fame, Qian devoted his life to 9. (rebuild)the nation. ''As a Chinese technician, my life's purpose is to serve the people, '' he said. ''If after I die the public feels I have made a contribution during my life, that 10. (approve)will be the highest praise of all. '' Qian died on Oct. 31, 2009. The Chinese people will never forget his contribution.