高一英语（必修一）Welcome Unit 单词用法

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1. exchang v.&n. 交换，交流；交易；兑换

an exchange student 一个交换生

exchange sth. with sb. 和某人交换某物

exchange A for B 把A换成B

in exchange for 作为对……交换

exchange the dollars for pounds 把美元换成英镑

注：change侧重于单边行为，改变、变化、更换；exchange强调双方行为,交换

2.lecture n. /vi.讲座；讲课；vt. 教训,训斥

give/ deliver a lecture 演讲（侧重于授课性质的)；做讲座

attend a lecture / goto a lecture 参加讲座

in the lecture hall 在演讲厅里

3.register vt.&vi. ；登记，注册 registration n.

register for =sign up for 报名参加

4.design vt.&n. 设计

design sth. for sb. 为某人设计某物

be designed for 打算做……用

be designed to do sth. 目的是做……

by design=on purpose 故意的

5.on campus 在校园里

6.formal adj. 正式的——informal adj. 非正式的——formally adv. 正式地

7.anxious adj. 焦虑的，不安的 anxiously adv. 焦虑地; anxiety n. 焦虑,渴望 with anxiety

be anxious about sth 为某事担心，忧虑

be anxious for 非常希望……

be anxious to do sth 急于做某事 ，渴望做某事

8.annoy vt. 使恼怒，打扰

annoying adj. 讨厌的,令人气恼的 annoyed adj. 恼怒的,生气的 annoyance n. 恼怒，生气

be annoyed with sb at/ about sth 因某事生某人的气

be annoyed that 对……恼怒

be annoyed to find/ discover /hear，恼火的发现/听说……

9.frightened adj. 惊吓的，害怕的

fright n. 惊骇，惊恐

frighten vt. 使吃惊，惊吓

frightening adj.令人害怕的

*frightening adj. 令人害怕的, 常用来描述人或事物本身具有的特征

a frightening experience

*frightened adj. 感到害怕的，通常用来描述人的感觉，还可以描述人的声音、表情等。

a frightened girl/ look/expression

用法同moving/moved; surprising/surprised; shocking/shocked; amazing/amazed

be frightened of sth 害怕某物

be frightened of doing sth /be frightened to do sth 害怕做某事

frighten sb into doing sth 把某人吓得做某事

frighten sb out of doing sth 吓得某人不敢做某事

frighten sb to death

Sb. be frightened to death

10.senior adj. 级别（或地位）高的 n. 较年长的人——junior 地位（或级别）低的

be senior to 比……大；级别比……高；

A比B大两岁。 A is senior to B by 2 years.=A is 2 years senior to B.

11.at last /finally / eventually/ in the end 最后

12.impress vt.&vi. 使钦佩；给……留下深刻的印象

impression n. 印象；感想 first impression 第一印象 impressive adj. 给人印象深刻的;令人钦佩的

leave/make /create a good impression on sb 给某人留下深刻的印象

have a good impression on sb. 对某人由好的印象

impress sb with sth 某物给某人留下深刻印象;使某人钦佩某事—

be impressed with/by 钦佩；对……印象深刻

impress sth on/upon sb 使某人了解某事物的重要性

13.某些句式经过长期发展已成为固定搭配。

What if 要是…..会怎么样呢？What for?为什么？ Why me? 为什么是我？ Why not? 为什么不呢？ How come? 怎么会呢？ Who cares? (常用于无礼的表示）管它呢？So what?那又怎么样？

14.concentrate vt.&vi. 集中（注意力) concentration n.

concentrate on = focus on 集中于

concentrate one’s attention on = focus one’s attention on 注意力集中于

15.do/ carry out/ perform an experiment 做实验

16.leave ……alone 不打扰；不惊动 Leave me alone. 别管我，别烦我。

leave for 前往

leave out 删掉、漏掉

leave…out 省去、遗漏、忽略

leave…behind 留下；把……抛在后面

leave aside 不考虑；搁置一边

let alone 更不用说

17.awkward adj. 令人尴尬的；难对付的；笨拙的；胆小的

awkward silence令人尴尬的沉默

an awkward customer 一位难对付的顾客

18.explore vt.&vi. 探索——explorer 探索者——exploration n.

explore the unknown world 探索未知世界

19.confident adj. 自信的，有把握的—— confidence n.

be confident of /about

be confident that

have confidence in

lose confidence in

build up /increase one’s confidence

20.look forward to 期待，盼望 to 是介词，后面可以加名词、代词或动名词

to 为介词的词组还有：

be used to 习惯于

stick to 坚持

pay attention to注意

get down to 开始认真做

lead to 导致

contribute to有助于；导致

look 相关短语：look for/look down upon/look up/look back/look into

21.note vt.注意；留意；特别提到；指出

note down 记录，记下

take notes 记笔记

take notes of 做……的笔记

22.goal n. 目标；球门；射门

set a goal 设定目标

achieve / reach a goal 实现目标

score /kick a goal 进球得分；踢进一球

23.curious adj. 好奇的——curiously adv.——curiosity n.

with curiosity 好奇地

out of curiosity 出于好奇

be curious about 对…好奇

be curious to do sth 很想做某事

24.company n. 公司；陪伴 keep sb company 陪伴某人

25.person ——personal——personally——personality n. 性格，个性

26.revise v. 复习——revision n. do some revision