专题1. 必修第1册　Welcome Unit--Unit1 -2021-2022学年高一英语寒假精讲精练（人教版2019）

必修第1册　Welcome Unit--Unit1 Welcome Unit 一．拓展单词 1．design vt.& n．设计→designer n．设计者 2．anxious adj.焦虑的；不安的→anxiously adv.焦虑地→anxiety n．焦虑 3．annoy vt.使恼怒→annoyed adj.恼怒的→annoying adj.令人恼怒的→annoyance n．恼怒 4．frighten vt.使害怕→frightened adj.惊吓的→frightening adj.令人害怕的 5．impress vt.给……留下深刻的好印象→impression n．印象；感想→impressive adj.令人印象深刻的 6．confident adj.自信的→confidence n．信心；信任 7．organise vt.组织；筹备→organisation n．组织；团体→organiser n．组织者 8．improve vi.& vt.改进；改善→improvement n．提高；改善 9．curious adj.好奇的→curiously adv.好奇地→curiosity n．好奇 二．核心短语 1．at last终于；最终 2．make an impression留下好印象 3．what if要是……会怎么样呢？ 4．concentrate on集中精力于 5．leave...alone不打扰；不惊动 6．junior high school(美国)初级中学 7．look forward to盼望；期待 8．take notes记笔记 三．经典句式 1．I found most of my classmates and teachers friendly and helpful. 我发现我的大多数同学和老师都很友好，而且乐于助人。 2．I believe I will make new friends here，and there’s a lot to explore at senior high. 我相信在这里我会交到新朋友，而且，在高中有好多东西要去探索。 3．Tim writes his parents an email every week and tells them what happened on the ship. 蒂姆每周给他的父母发邮件并且告诉他们船上发生了什么事。 4．There’s always something exciting to do. 总有一些刺激的事情要做。 5．Studying and doing homework seem much more fun when you are at sea! 当你在海上的时候，学习和做作业似乎有趣得多！ 随堂练习 一.词形变化填空(用括号内所给词的适当形式填空) 11．The students exchanged(exchange) notes with each other after the inspiring lecture. 12．The road needs to be designed(design) for all the people，not only the cars. 13．Whether he is at school or at work，a person is more likely to succeed if he is confident (confidence)． 14．There’s been a great improvement(improve) in his history and literature this term. 15．The letter wasn’t addressed to me but I opened it out of curiosity(curious)． 16．After an anxious(anxiety) wait，Audrey was told that her son was safe. 17．It is so frightening(frighten) a film that I will never see it again. 18．I am aware that the organisation(organise) of the book leaves something to be desired. 19．Ruling parties have lost ground in national(nation) and local elections. 20．I can understand your annoyance(annoy)