1、 Unit 1 Expressions & phrasesknow about 了解的情況lift up 舉起;抬起;提升steam engine 蒸汽機make up a question 形成一個研究主題put forward a theory about black holes 提出一個有關(guān)黑洞的理論6. infectious disease 傳染性的疾病7. in scientific research 在科學研究上8. examine a new scientific idea 驗證一個新的科學思想9. draw a conclusion 得出結(jié)論10. analyse the re

2、sults 分析結(jié)果11. a well-known doctor 一個著名的醫(yī)生12. ordinary people 百姓;普通人13. expose ()to sth. 暴露(.)在中 14. the most deadly disease 最致命的疾病15. terrified people 被嚇壞的人們16. get interested in sth./doing sth. 對產(chǎn)生興趣17. absorb sth. into 把.吸收入.18. gather the information 收集信息19. determine to do sth. 決心干某事20. a valuab

3、le clue 一條珍貴的線索21. the water pump 水泵22. in addition (to) 除.之外還有 23. link to 將.和.聯(lián)系起來 (be linked to)24. have it delivered (have sth. done) 叫某人送東西25. die of 死于26. announce with certainty 肯定地宣布27. polluted water 被污染的水28. prevent sb. from doing sth. 阻止某人干某事29. deal with 處理30. solve the problem 解決難題come

4、to an end 到了盡頭find the cause of this illness 找出疾病的起因look into 調(diào)查apart from 除.之外;此外 (=except for)prepare for 預備好.be strict with sb. 對某人嚴格要求a revolutionary theory 一個革命性的理論lead to 通向. ;導致 (注意:to為介詞)make sense 有意義0. at times =sometimes 有時候1. contribute to sth. 有助于;促進2. encourage sb. to do sth. 鼓勵某人做某事3. point of view 觀點4. living conditions 居住條件5. break in/into pieces 把摔成碎塊6. be devoted to sth./sb. 專致于.; 關(guān)心;摯愛7. devote ones life