Welcome Unit Vocabulary 重点词汇讲解课件-2022-2023学年高中英语人教版（2019）必修第一册

WELCOME UNIT A thousand-mile journey begins with the first step. ---Laozi 1 write a student profile In this unit, you will 1 2 3 4 5 read about a student’s first day of school hear and talk about choosing and registering for courses learn about first-year senior high school students in different countries …… Objectives: 2 Period 1 Vocabulary exchange formal anxious frightened design senior concentrate explore curious impress 3 词类转换 change v. 改变；替代；交换；n. 零钱 用法 exchange sth. (with sb.) 与（某人）交换 exchange v. 交换；交流；交易；兑换 n. 交换；交流 exchange sth. for sth. 用某物换取某物 in exchange for 作为交换 5 运用 I’d like to exchange a watch _____a camera Tom exchanged gifts _____ John. I gave tom my storybook ___ exchange for his picture book. for with exchange in 5 词类转换 designer n. 设计者 用法 design sth. for sb./sth. 为……设计…… design n. 设计；设计方案 vt. 设计；筹划 by design 故意地 design sth. to do sth. 故意让……去做…… 5 运用 1. They asked me to design a poster ____ the campaign. 2.  This project is designed _______ (help) homeless people.  3. It was hard to know whether it happened  ______ design.  for to help by design 5 词类转换 form v. 形成；出现；n. 形式；样式；类型 formal adj. 正式的；正规的 informal adj. 非正式的；日常的；随意的 formally adv. 正式地；形式上地 运用 She has a very ______ (form) manner, which seems unfriendly. formal 5 词类转换 anxiously adv. 焦虑地 用法 be anxious for sb./ about sth. 为某人/某事忧虑 be anxious to do sth. 渴望做某事 be anxious that ... 渴望(从句谓语用should do, should可省略) with anxiety 焦虑地 anxious adj. 焦虑的；不安的 anxiety n. 担心；焦虑；渴望 5 运用 1. Your mother________________________（非常担心你）． You shouldn’t have left home without a word． 2. We were anxious that everyone ____________(know) the truth. 3. He was anxious________ (leave) and he could not hide his _______(anxious). was really anxious for you (should) know to leave anxiety anxious 5 词类转换 frighten v. 使惊吓；使惊恐 frightening adj. 令人惊恐的；可怕的 用法 be frightened of sth. 害怕…… be frightened to do sth. 害怕去做…… be frightened by sth. 被……吓坏 frightened adj. 惊吓的；害怕的 5 运用 The little girl is not