Welcome unit 单词讲解课件(共85张PPT)人教版(2019)必修第一册

文档属性

名称 Welcome unit 单词讲解课件(共85张PPT)人教版(2019)必修第一册
格式 pptx
文件大小 6.9MB
资源类型 教案
版本资源 人教版(2019)
科目 英语
更新时间 2025-10-19 09:13:06

图片预览

文档简介

(共85张PPT)
单词讲解
WELCOME UNIT
exchange
词源:ex-向外+change改变
词性:
exchange n.交换 交谈 兑换
changed adj.变得截然不同的
unchanged adj.未改变的
changeable adj.常变的
unchangeable adj. 不可改变的
interchange n.交换 互换
unchanging adj.不变的,恒变的
changer n.改变着
exchanger n.交换者
exchange gifts 交换礼物
interchange information 互通信息
短语搭配:
exchange sth. with sb.(与某人交换某物)
exchange A for B (用A交换B)
an exchange of... (......的交流/交换)
cultural/student exchange(文化/学生交流)
exchange rate (汇率)
exchange money into...(把钱兑换成......)
短语搭配例子:
- exchange sth. with sb.:I exchanged my storybook with my friend.
(我和朋友交换了我的故事书。)
- exchange A for B:She exchanged her old smartphone for a new model.
(她用旧智能手机换了一款新机型。)
- an exchange of...:The meeting started with an exchange of greetings.
(会议以相互问候开场。)
- cultural/student exchange:The city holds a cultural exchange event every year.
(这座城市每年都会举办一场文化交流活动。);
He went to Australia on a student exchange program.
(他参加学生交换项目去了澳大利亚。)
- exchange rate:You should check the exchange rate before changing money.
(换钱之前你应该查看一下汇率。)
- exchange money into...:I need to exchange my money into euros for the trip to Europe.
(为了去欧洲旅行,我需要把我的钱兑换成欧元。)
lecture
词源:lect-读+ure名词后缀
词性:
lecture v.开讲座,讲授
lecturer n.讲课者,讲师
短语搭配
attend a lecture 参加讲座
give /deliver a lecture 举办/发表讲座
lecture on /about sth 教授某内容/就某事训斥
a lecture hall 报告厅,阶梯教室
短语搭配例子:
- attend a lecture:All senior students are required to attend a lecture on career planning this Friday.
(本周五所有高中生需参加一场关于职业规划的讲座。)
- give /deliver a lecture:Our school invited a university professor to deliver a lecture on artificial intelligence last month.
(我们学校上个月邀请了一位大学教授举办了一场关于人工智能的讲座。)
- lecture on /about sth:
- Mr. Wang lectures on English literature in Grade 12.(王老师在高三讲授英国文学。)
- Tom’s mom lectured him about spending too much time on mobile games.(汤姆的妈妈就他花太多时间玩手游训斥了他。)
- a lecture hall:The opening ceremony of the science festival will be held in the lecture hall.(科学节的开幕式将在报告厅举行。)
register
词源:reg-管理+ister
词性:
register v.注册 登记
registration n.登记 车辆登记证
registered adj.已登记的
registry n.登记处 注册处

register” 作动词(v.)的短语搭配
1. register for sth 为......注册报名
2. register sth with sb/sth 向......登记/报备某事
3. register (sth) as sth (把......)登记为....... (被)归类为......
4. register a change/increase/decrease/rise/fall
显示出变化/增长/下降/上升/下降
5. register an opinion/complaint/concern
表达观点/提出投诉/表示担忧
register 作名词(n.)的搭配
1. fill in/out a register
填写登记表
2. keep a register (of sth)
记录……;保存……的登记簿
3. on the register
在登记名单上
4. sign the register
含义:在登记簿上签字
1. register for sth
例:You need to register for the final exam before next Friday.(你需要在下周五前报名参加期末考试。)
2. register sth with sb/sth
例:Please register your new address with the school office.(请向学校办公室报备你的新地址。)
3. register (sth) as sth
例:This ancient tree is registered as a national-level protected plant.(这棵古树被登记为国家级保护植物。)
5. register an opinion/complaint/concern
- 表达观点:Students can register their opinions about the new curriculum in the suggestion box.(学生可以在意见箱中表达对新课程的观点。)
- 提出投诉:If you are not satisfied with the service, you can register a complaint to the manager.(如果你对服务不满意,可以向经理提出投诉。)
- 表示担忧:Many parents registered their concern about students’ online safety.(许多家长对学生的网络安全表示担忧。)
4. register a change/increase/decrease/rise/fall
- 显示变化:The instrument registered a sudden change in pressure.(仪器显示压力突然变化。)
- 显示增长:The survey shows that our city’s green area registered a significant increase.(调查显示我市绿化面积显著增长。)
- 显示下降:The company’s profits registered a sharp decrease last month.(该公司上月利润大幅下降。)
- 显示上升:The thermometer registered a rise of 8 degrees in two hours.(温度计显示两小时内气温上升了8度。)
- 显示下降:The stock market registered a big fall yesterday.(股市昨天大幅下跌。)
sex n. 性别
gender
词性:
sex n.性别
sexual adj.生殖的
sexism n.性别歧视
短语搭配
sex of...(......的性别)
eg:The survey asks about the age and sex of the participants (参与者的性别).
by sex(表“按性别分类”)
eg:The data is analyzed by sex (按性别分析) to see differences between boys and girls.(多见于图表类阅读理解或书面表达的数据分析场景)
record one's sex / state one's sex(记录/标注某人的性别)
eg:You need to state your sex (标注你的性别) on the application form.
male
adj. 男(性)的;雄的
n. 雄性动(植)物;男子
female
adj. 女(性)的;雌的
n. 雌性动(植)物;女子
女老师 female teacher
雄鹿 male deer
nation = country 词源:nat-生+ion名词后缀
词性:
nation adj. 国家,国民
national adj.. 国家的;国有的
nationality n. 国籍 民族 种族
UN= the United Nations
联合国
词性:
international adj.国际的
internationally adv.国际上 国际性地
nationally adv. 全国性地
nationwide adj.全国范围的
短语搭配:
t he nation 整个国家
build the nation 建设国家
represent the nation代表国家
the nation’s culture/history 民族的文化/历史
national flag 国旗
design 词源:de-强调+sign标志
词性:
design v.设计 意图
designed adj. 设计的 故意的
designer n.设计师
redesign v.重新设计
一、动词(v.)短语搭配(核心考点)
1. design sth. for sb./sth.(为……设计……)
2. design sth. to do sth.(设计……用来做……)
3. design sb. to be/as sth.(计划/指定某人成为……)
二、名词(n.)短语搭配(高频考点)
1. by design(故意地;有意地)
by accident/chance(偶然地)
2. a design for sth.(……的设计方案/计划)
3. in design(在设计上)
一、动词(v.)短语搭配(核心考点)
1. design sth. for sb./sth.(为……设计……)(强调“对象”)
常 常考被动语态“be designed for”。
- This app is designed for students to practice English.
(这款APP是为学生练英语设计的。)
2. design sth. to do sth.(设计……用来做……)(强调“功能)
The chair is designed to be foldable.
(这把椅子设计成可折叠的。)
3. design sb. to be/as sth.(计划/指定某人成为……)
-Her parents designed her to be a doctor.
(她父母计划让她当医生。)
二 、名 名 词(n.)短语搭配(高频考点)
1. by design(故意地;有意地)
He didn’t make the mistake by accident—he did it by design.
(他不是偶然犯错,而是故意的。)
2. a design for sth.(……的设计方案/计划)
She showed me a design for a new dress.
(她给我看了新裙子的设计图。)
3. in design(在设计上)
- 考点:表“设计层面的特征”,常作表语或状语,描述物体的设计属性。
- 例句:The two cars are similar in design.
(这两款车在设计上很相似。)
campus n. 校园;校区
近义词: school, university, college
短语搭配:
on campus 在学校里
off campus 在校外
campus life 校园生活
a campus tour 校园参观
formal
词性:
form n. 形式;形状;表格 /v.形成
formal adj. 正式的;正规的
formally adv.正式地
informal adj. 非正式的
informally adv.非正式地
anxious
词性:
anxious adj. 焦虑的;不安的
anxiety n. 担心;忧虑;渴望
anxiously adv. 焦虑地;不安地
短语搭配:
be anxious for/about sb.
为某人担心/焦虑
be anxious about sth.
为某事担心/忧虑
be anxious for sth. =be eager for sth.
渴望某物/某事
一、“anxious”核心短语搭配(必背)
1. be anxious about sb.=be anxious for sb.
为某事/某人担心、忧虑(侧重“担忧不好的结果”)。
-She is anxious about her son=She is anxious for her son(她担心她的儿子。)
2. be anxious about sth.
为某事担心/忧虑
She is anxious about her son’s safety(她担心儿子的安全。)
3.be anxious for sth(名词/代词)= be eager for sth.((名词/代词)渴望得到某物。
例句:He is anxious for success.(他渴望成功。)
3 3. be anxious to do sth
- 渴望做某事;急于做某事(侧重“主动想要做”的意愿)。
- 考点:后接不定式“to do”,不可接“doing”。
- 例句:They are anxious to finish the project on time.
They are anxious for finishing the project on time×
(他们急于按时完成项目。)
4. be anxious that...
- 含义:担心/渴望某事发生(从句常用“should+动词原形”的虚拟语气,should可省略)。
- 考点:虚拟语气的使用(高中语法结合点)。
- 例句:I’m anxious that we (should) get there before dark.(我担心我们无法在天黑前到达那里。)
二、高频易错点(易混区分)
- 区分“anxious”与“eager”:
二者都可表“渴望”,但“anxious”含“渴望中带有焦虑”的情绪,“eager”仅表“积极的渴望”,无负面情绪。
例句:She is eager to travel.(她渴望旅行。—— 单纯期待)
She is anxious to travel, but worried about the cost.(她渴望旅行,但担心费用。—— 渴望+焦虑)
词性:
annoy vt. 使恼怒;打扰
annoyed adj. (感到)恼怒的;生气的
annoying adj. (令人)讨厌的
生气的
annoyance n.气恼,烦恼
annoy
一、annoyed+介词的搭配(高频考点)
1. be annoyed with sb. 对“某人”感到烦躁/不耐烦(对人→with)。
She was annoyed with her brother for borrowing her book without asking.(她因弟弟没打招呼就借走她的书而烦躁。)
2. be annoyed at/by sth. 对“某事/某行为”感到烦躁(对事→at/by 通用)
I’m annoyed at the loud music from next door.
(我对隔壁传来的大声音乐感到烦躁。)
-He was annoyed by the constant interruptions during his work.
(工作中频繁被打断,他很烦躁。)
3. be annoyed about sth.
对“某事的结果/情况”感到懊恼(对事的结果→about)
They were annoyed about the cancellation of the concert.
(音乐会取消了,他们很懊恼。)
fright n.恐惧,惊吓
frighten vt. 使惊吓;使惊恐;吓唬
frightened adj. 惊吓的;害怕的
frightening adj. 令人恐惧的
frightened
一、frighten 作为动词的核心搭配(高频考点)
1. frighten sb. into (doing) sth.
把某人吓得(做)某事(强调“通过吓唬迫使对方采取行动”)。
They tried to frighten him into telling the truth.
(他们试图把他吓得说出真相。)
2. frighten sb. out of (doing) sth.
把某人吓得不敢做某事/放弃做某事(强调“通过吓唬阻止对方行动”)。
His angry look frightened her out of asking questions.
(他愤怒的表情吓得她不敢提问了。
3. frighten sb. with sth.
用某物吓唬某人(强调“吓唬的工具/手段”)。
Don’t frighten the child with scary stories.(别用恐怖故事吓唬孩子)
二、相关形容词(frightened/frightening)的搭配(易混考点)
- frightened:形容词,“感到害怕的”,仅修饰人(表人的主观感受),核心搭配为 be frightened of (doing) sth.(害怕某事/做某事)。
例句:She is frightened of snakes.(她害怕蛇。)
例句:He was frightened of flying in planes.(他害怕坐飞机。)
- frightening:形容词,“令人害怕的”,仅修饰事物(表事物的客观属性),无特殊介词搭配,直接作定语或表语。
例句:It was a frightening storm.(那是一场可怕的暴风雨。)
例句:The movie is too frightening for kids.(这部电影对孩子来说太吓人
p.m. abbr.下午;午后
a.m. abbr.上午;午前;午夜至正午
eg:他每天早上七点起床
He gets up at 7 a.m. every day.
senior adj. 级别(或地位)高 n. 较年长的人
seniority n. 资历
senior high school (美国)高中
junior high school (美国)初级中学
high school 中学
primary school 小学
高级经理 senior manager
老年人 senior citizen
senoir
短语搭配
A is... years senior to B A比B大...岁
A is B's senior by... years A比B大...岁
eg:我的姐姐比我大三岁。
My sister is three years senior to me.
My sister is my senior by three years.
at last 终于;最终
相关短语
at first 起初
at least 至少
eg:这架飞机终于降落了
The plane has landed at last.
outgoing
go v.去 离开 进展
outgo v.超过
going n.离去 进展情况
outgoing adj. 爱交际的;外向的
短语搭配高频用法如下:
1. be outgoing with sb.:对某人外向、善于和某人交往
She is outgoing with her classmates.
(她和同学相处时很外向。)
- be outgoing in (doing) sth.:在(做)某事上表现得外向
He is more outgoing in group discussions.
(他在小组讨论中更外向。)
2. be + 副词 + outgoing(用副词修饰“外向”的程度,写作/语法填空常考)
- be very outgoing:非常外向
- be quite outgoing:相当外向
- be not so outgoing:不太外向
My brother is very outgoing, but I’m a little shy.
(我哥哥很外向,而我有点害羞。)
3. outgoing 作定语(直接修饰名词,表“外向的(人)”,阅读/翻译高频)
- an outgoing person:一个外向的人
- an outgoing personality:外向的性格
Her outgoing personality helps her make friends easily.(她外向的性格让她很容易交到朋友。)
impress vt. 使钦佩;给……留下深刻的好的印象 vi. 留下印象;引人注目
impression n. 印象;感想
impressive adj. 给人深刻印象的;感人的
impressively adv.令人印象深刻的
impressed adj.印象深刻的
impress
词源:
im-(在里面)+press(按压)
短语搭配
1. impress sb. with sth. 用某事/某物给某人留下印象
She impressed the teacher with her excellent English.
(她出色的英语给老师留下了印象。)
be impressed with sth.(某人对某事印象深刻),如:I was impressed with his courage.(我对他的勇气印象深刻。)
2. impress sth. on/upon sb.:(使某人牢记某事)
Parents always impress the value of hard work on their children.
(父母总是让孩子牢记努力的重要性。)
- 考点:注意介词用 on/upon,不可替换为其他介词。
3. impress sb. as sth.
( 以某种形象)给某人留下印象,“某人给人的感觉是……”
He impressed me as a honest man.
他给我的印象是个诚实的人。
4.make/leave an impression on sb.(给某人留下印象),The speech made a deep impression on us.
(这场演讲给我们留下了深刻印象。)
5.impress sb. with sth. 用某物打动某人
eg: 他用真诚打动了她。
He impressed her with his sincerity.
6.be impressed by/with/that 被...打动
eg: 令我佩服的是她记得我的名字。
It impressed me that she remembered my name.
what if 要是……会怎么样呢?
用法一:用于提出假设,意思是“假若……”“假若……怎么办”“要是……将会怎么样”,其后句子可用陈述语气(用一般现在时),也可用虚拟语气(用一般过去时或should+动词原形)。
eg:如果没人跟我说话该怎么办呢?
What if no one talks to me (陈述语气)
eg:假若下起雨来,我们又没处避雨可怎么办
What if it rains when we can’t get under shelter (陈述语气)
eg: What if we stayed at home for a change (虚拟语气)
我们改变一下做法,这次呆在家里。怎么样
eg:What if I should fall sick and not be able to work (虚拟语气)
万一我生病不能工作的话怎么办?
用法二:表示邀请或建议。
eg:和我们一起吃午饭怎么样?
What if you join us for lunch
用法三:表示不重要,常常与so连用,意为“就算……那又怎样?”
eg:就算我们迟到一会儿那又怎样?So what if we’re a little late
guy n.小伙子;男人;家伙
eg: 看看这个帅气的小伙子。
Look at this handsome guy.
词性:
concentrate vi. & vt. 集中(注意力);聚精会神
concentration n.全身贯注
concentrated adj.全身贯注的
concentrate
词源:con-(一起)+centr-(中心)+-ate
concentrate on sth.
集中精力于某事
concentrate on doing sth.
集中精力做某事
同义词:focus on
eg: 年轻人老盯着他们的手机。
Young men often concentrate on their phones.
eg: 年轻人老专注于玩手机手机。
Young men often concentrate on playing their phones.
experiment
词性:
experiment n.实验;试验
experimental adj.基于实验的
experimentally adv.作为实验的
experimentation n.实验过程/活动
词源:ex-(向外)+peri-(尝试)+-ment
短语搭配:
experiment with sth. “用……做实验”或“尝试……(新事物、方法)”(高频考点)
- The scientists are experimenting with a new drug to treat cancer.
(科学家们正在用一种新药做实验,以治疗癌症。)
- She decided to experiment with different teaching methods in her class.
(她决定在课堂上尝试不同的教学方法。)
do an experiment (on sth.)
“(对某物)做实验”(侧重“执行实验”的动作)。
- We did an experiment in chemistry class yesterday.
(昨天我们在化学课上做了一个实验。)
do/conduct/perform /carry out an experiment 做实验
leave ... alone 不打扰;不惊动
leave sth. alone 不碰某物
leave sb alone 不打扰某人
eg: 我告诉过你要你别惹她。
I told you to leave her alone.
形近: let alone 更不必说
Mike can't afford her meal, let alone a car.
leave aside 抛开,不考虑:暂时不处理或不考虑某事物,
leave behind 留下,遗忘,掉队
leave out 除去,省略,忽略
leave for 动身,出发,前往......
awkward adj. 令人尴尬的;难对付的
awkwardly adv.尴尬地 笨拙地
awkwardness n.尴尬 笨拙
eg: 一阵尴尬的沉默。
There was an awkward silence.
awkward
junior adj. 地位(或职位、级别)低下的
n. 职位较低者;(体育运动中)青少年
junior doctor 初级医生
junior students 低年级学生
Robert Downey Jr
小罗伯特·唐尼
junior
explore vt. & vi. 探索;勘探
exploration n. 探索; 研究
explorer n. 探险家
explore
词源:ex-(向外)+plor-(喊)- + e
词性:
confidence n. 信心;信任
confident adj. 自信的;有把握的
self-confidence n.自信
confidently adv.自信地
self-confident adj. 自信的
overconfident adj.过分自信的
confidence
短语搭配:
build confidence 建立信心
gain confidence 获得信心
increase confidence 增强信心
develop confidence 培养信息
with confidence = confidently
自信地 肯定地;自信地
be confident about sth/sb 对某事/某人有信心
She isconfident about passing the exam.
have confidence in sth 对某事/某人有信心
he has confidence in his teacher.
forward adv. (also forwards) 向前;前进
adj. 向前的;前进的
反义词:backward 向后的
look forward to sth./doing sth 盼望;期待.../做...
这里的to是介词,是介词,是介词!
1.We are looking forward to (visit) the park.
2.I’m looking forward to (hear) from your reply.
3.Rose is looking forward to (work) in a company or an organization.
take notes 记笔记
eg: 那个外向的交换生正在记笔记。
The outgoing exchange student is taking notes.
flash n. 光;信号
vi. 闪耀;闪光;发出信号
vt. 使闪耀;发出(信号)
flash card 教学卡片;识字卡
eg:那个女老师使用闪卡来给学生留下深刻印象。
The female teacher used flash cards to impress her students.
organise
vt. 组织;筹备;安排;组建
vi. 组建;成立
organisation n. 组织;团体;机构
organised adj. 有组织的,组织起来的
WTO=World Trade Organization
世界贸易组织
organise doing sth. 组织做某事
organise sb. to do sth. 组织某人做某事
eg: 今天下午组织学生来参观新校区怎么样?
What if organising students to visit the new campus this afternoon
goal n. 目标;球门;射门
set a goal 确立目标;树立目标
achieve/reach/realize one's goal 实现某人的目标
score a goal 进一球
eg: 我们应该制定一个目标来设计一个令人印象深刻的讲座。
We should set a goal to desigh an impressive lecture.
strategy n. 策略;策划
eg: 下国际象棋需要有好的策略。
Playing chess needs good strategy.
partner n. 同伴;配偶;合伙人
partnership n. 同伴/伙伴关系
联想:friendship n.友谊
eg:那个小伙子正和他的同伴在实验室里做实验。
The guy is doing an experiment in the lab with his partner.
improve vi. & vt. 改进;改善
adj. improved 改良的
n. improvement
eg: 植树有助于改善环境。
Planting trees help to improve the environment.
Curious adj. 好奇的;求知欲强的
adv. curiously 好奇地
n. curiosity 好奇心
be curious about sth.
对......感到好奇
be curious to do sth.
对做......感到好奇
eg: 我对他的策略很好奇。
I’m very curious about his strategy.
company n. 公司;商行;陪伴
同义词:firm,enterprise
keep company with sb.
陪伴:与某人在一起,为他们提供陪伴和支持。
eg:没有人想和老惹怒别人的人呆在一起。
No one wants to keep company with others who is always annoying others.
eg:欢迎来到我们的公司。
Welcome to our company.
personality n. 性格;个性
同义词:character
person n.人
personal adj.个人的 联想:nation
eg: 这个女孩的个性是如此开朗,以至于她从不为和别人讲话而焦虑。
The personality of this girl is so outgoing that she never be anxious about talking to others.
style n. 方式;作风
in style 流行
out of 过时
life style 生活方式
eg: 这个设计师的风格非常独特。
The designer has a very special style.
revise vt. & vi. 修改;修订;复习
revision n. 修改,复习
同义词:review
eg: 这个女孩正在为了考试复习。
The girl is revising for the exam now.