Unit 1 Science and scientists期末冲刺词汇专练 广东惠州东江广雅学校2021-2022学年高二英语人教版（2019）选择性必修第二册

高二上期末冲刺词汇专练XB2U1 A.词形变化： 1. On 31 October 2009, Qian Xuesen’s death (sad) the whole country. 2. As a graduate (assist), Qian Xuesen helped conduct important research into rocket propulsion. 3. Anyone breaking the law will be (severe) punished. 4. Smog can be dangerous because it causes severe breathing problems and (infect). 5. Scientists have recently provided us with some worrying (find). 6. Humour is a more effective (defend) than violence. 7. Scientists worry that (expose) to light while sleeping can increase a person’s chances of getting cancer. 8. The woman held her daughter (firm) in her arms for fear that she would lose her again. 9. All  (apply) will be considered regardless of age, sex, religion or nationality. 10. She was a  (gift) teacher who never talked down to her students. 11. Scientists must have a vivid (imagine) and a strong intuition in order for new finding