Unit 1 重点单词变形，语法，短语，句型练习-2023-2024学年高二英语选择性必修第二册单元重难点易错题精练（人教版2019）

Unit 1 Science and Scientists 重点单词变形，词组，短语，句型练习 词性转换 1．infection n．感染；传染→ vt.使感染；传染 2．proof n．证据；证明；检验→ vt.证明 link v．证明是 3．substantial adj.大量的；价值巨大的；重大的→ n．物质；物品；事实根据 4．initial adj.最初的；开始的；第一的→ adv.起初 5．defend vt.保卫；防守；辩解→ n．防御；保卫 6．assistant n．助理；助手→ vt.帮助；协助→ n．帮助；协助；援助 7．gifted adj.有天赋的；有天才的；天资聪慧的→ n．礼物；天赋 重点单词 1． adj.极为恶劣的；十分严重的；严厉的 2． adj.数量多的；多种多样的 3． vt.& vi.怀疑；疑有；不信任 n．犯罪嫌疑人；可疑对象 4． vt.把……归咎于；责怪；指责 n．责备；指责 5． n．把手；拉手；柄 vt.处理；搬动；操纵(车辆、动物、工具等) 6． n．联系；纽带 vt.把……连接起来；相关联 7． n．减少；降低；减少量 vt.& vi.(使大小、数量等)减少；减小；降低 8．transform vt. 9．thinking n． 10．finding n． 11．solid adj. 12．shadow n． 13．pour vt. 14． n．领导；领导地位；领导才能 15． adj.优秀的；杰出的；明显的 16． adj.抽象的；理性的 n．(文献等的)摘要 17． n．概念；观念 18． prep.除……之外(还) adv.而且；此外 19． adj.聪颖的；绝妙的；明亮的 20．fault n． 一、用单词的适当形式完成句子 1．She was an extremely (gift) poet. 2．Our (assist) is ready to answer all your questions. 3．The (find) was based on a new research. 4．Most of the evidence is destroyed, so there is no accurate (prove) that the drug is harmful. 5．The reason why we didn’t go was we were not informed of the information. 6．I drove to Zhuhai for the air show last week. This is I had a few days off. 7．The other was cholera was caused by infection from germs in food or water. 8．The risk of potential (infect) is much higher among children. 9．As is known to all, our body is made up of countless (cell). 10．The customs officer stopped the passenger