全新版大學(xué)英語第二版綜合教程3unit1unit4詞匯練習(xí)-wenkub
2023-04-18 23:28:13 本頁面
【正文】 son failed to e back home last night. This morning the police came to our house and _____ my worst fears that he was injured in a car accident.A. advocated B. confirmed C. insured D. promised7. Because of the mad cow disease, the European Union _____ a worldwide ban on British beef and beef product exports.A. challenged B. charged C. forged D. imposed8. The exhibition at Shanghai Science and Technology Center _____ such endangered animals at the giant panda and the Siberian tiger and describers the work being done to protect them.A. detects B. exploits C. features D. demonstrates9. A puter file is a collection of _____ data, used to organize the storage and processing of data by puter.A. electrical B. artificial C. electronic D. genuine10. To protect the environment, scientists and engineers are researching ways to ____ electricity more cheaply from such renewable energy sources as the wind and sun.A. generate B. manufacture C.
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