Welcome unit 重点单词讲解及词形转换 课件(共35张)-2025-2026学年高中英语人教版必修第一册+

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Welcome unit 重点单词讲解及词形转换 课件(共35张)-2025-2026学年高中英语人教版必修第一册+

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(共35张PPT)
WELCOME
UNIT
A thousand-mile journey begins with the first step.
— Laozi
人教版必修一
Words & Expressions
By the end of this period, we will be able to:
1. Further figure out the usages of such important words and expressions as exchange, design, anxious, concentrate, etc.
2. Learn to use the right collocations between adjectives and nouns, verbs and our objects, etc.
3. Use what we have learnt into writing.
Learning Objectives
in exchange for 和…交换
exchange A for B 以A换取/兑换B,用B代替A
exchange sth. with sb. (和某人)交换
1. exchange n. 交换;交流 v. 交换;交流;交易;兑换
Would you mind my old computer in exchange for your notebook
I need to exchange some RMB for dollars.
After the lecture, please exchange views with your partner.
an exchange student 交换生
1. exchange n. 交换;交流 v. 交换;交流;交易;兑换
As exchange students, they will stay in Beijing for one year, learning Chinese.
作为交换生,他们将在北京停留一年,学习中文。
Could I exchange my book ___ your CD _____ you
for
with
exchange A for B with sb. 用A和某人换B
Could I give you this book in exchange for your CD
in exchange for sth. 作为对...的交换
Could I make an exchange _____ you _____ your CD
with
for
make an exchange with sb for sth 和某人交换某物
in the lecture hall 在演讲厅
lecture → lecturer n.讲师
~ sb. about doing sth/on sth 因为…训斥某人
The police lectured the man ____ drunk driving.
give/deliver a ~ (on sth.)做讲座
2. lecture n. 讲座;讲课;教训 vi. (开)讲座;讲课 vt. 训斥
about
I sincerely invite you to give a lecture on artificial intelligence.
design → designer n.设计者
3. design v. 设计;筹划 n.设计;设计方案
Teach→teacher
Drive→driver
Work→worker
Explore →explorer
Act→actor
Invent→inventor
Edit→editor
a fashion designer
时装设计师
be designed to do sth.
被设计来做…
3. design v. 设计;筹划 n.设计;设计方案
The course is designed to help beginners.
be designed for (doing) / as
为了/作为…设计
The clothes are specially designed for the emperor.
3. design v. 设计;筹划 n.设计;设计方案
by design = on purpose=deliberately
I don’t know whether they did it by accident or by design
* by chance =by accident
He became a photographer more by accident than ______ design.
This building ______________(design) for weddings and other celebrations and it’s beautiful.
Stella, 21, plans to be a fashion ____________(design).
by 
is designed 
designer 
anxiously adv. 焦虑地 → anxiety n. 焦虑
with anxiety 焦虑地
be anxious about sth. (=be worried about sth.)为……忧虑、担心
He seemed anxious about the meeting.
be anxious for sth. (=be eager for sth. )渴望某事
be anxious (for sb.) to do...渴望(某人)做……
4. anxious adj.焦虑的, 不安的
他渴望活下来。
He was waiting ________ anxiety.
She was anxious ___________(leave) the room.
Don’t be anxious _________ her; she is already a grownup.
with 
to leave 
about 
词形变化:annoy v. → annoyance n.→ annoying adj.
be annoyed with sb. about/at sth.因某事对某人生气
be annoyed to do/that... ......使人恼火
be annoyed by sb. / sth. 被…惹恼
5. annoyed adj. 感到恼怒的;生气的
例句:老师因Tom迟到了这堂课而生气。
词形变化:frightening adj. 令人害怕的
frighten v. 使惊吓;使惊恐
fright n. 恐怖;惊吓
→ with/in fright
be frightened to do sth.不敢做某事;害怕做某事
be frightened of (doing) sth.害怕(做)某事
be frightened to death吓得要死
6. frightened adj. 惊吓的;害怕的
a wave of
a feeling of
a surge of
a sense of
一股 .......
情绪类名词
情绪
涌上心头,
悄悄爬上心头
well up inside sb
flood into
creep over
读后续写之情绪描写
知识拓展
-ed 和 –ing 两种形式的形容词
-ed 意为“感到……”;
-ing 意为“令人……的”。
senior high school students 高中生
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
be senior to / be junior to 较~ 年长/年轻
7. senior adj. 级别(或地位)高的 n. 较年长的人;大四学生
He is senior to me by two years.
leave /make an(adj.) impression on sb. 给某人留下(~)印象
be impressed by/with对…印象深刻
我们对这个老师的丰富知识印象深刻。
We were impressed by the new teacher's rich knowledge .
8. impression n. 印象;感想;印记,压痕
词形变化:impress v. → impression n.
→ impresssive adj.
-ion 名词后缀
express v.表达 expression n.
discuss v. 讨论 discussion n.
act v. 表演,行动 action n.
protect v. 保护 protection n.
You’ll _____________(impress) with the brightness and the beauty of the colors.
Your progress in Spanish is really ______________(impress).
There is no need to buy the most expensive clothes to make a good ________ (impress).
be impressed 
impressive 
impression 
1.语法填空
2.单句写作
1.在我上高中的第一天,这所美丽的学校给我留下了良好的印象。(主题素材·高中
生活)
_________________________________________________________________________
__________________
On my first day of senior high, the beautiful school left/made a good
impression on me.
我对Tom的善良感到印象深刻。
______________________________________________________________
I was impressed by/with Tom’s kindness.
词形变化:concentration n.专心,专注;
concentrated adj. 浓缩的;
concentrate …on (doing) sth. 集中......于……
pay attention to doing
9. concentrate vi.& vt. 集中(注意力);聚集会神
1.语法填空
The doctor says that lack of sleep may cause anger,
poor memory and poor_____________ (concentrate).
concentration
【解析】句意:医生说,睡眠不足可能会导致愤怒、记忆力差和注意力不集中。
③With his attention _____________(concentrate) on
his book, he didn’t even look up when we came in.
concentrated
【解析】句意:因为他的注意力集中在他的书上,所以我们进来时他甚至都没有抬
头看。concentrate与其逻辑主语attention之间为动宾关系,故用动词-ed形式。
难点拔高
with的复合结构
with+O+OC
1.The girl ran into the room with a toy in her arms.
2.He slept on the sofa with the window open
3.They talked for hours with the radio off.
4.She finished her homework with her brother playing beside her.
5.The teacher entered the classroom with the papers handed out.
6.with a lot of work to do ,he can’t play with us.
形容词,副词,介词短语,非谓语动词可做宾补语
解题思路:
非谓语动词作宾补,主要是看宾语和补语之间的逻辑关系
With the exam (come), students are studying hard.
coming
???思考两者之间的关系是主谓,还是动宾。
10. explore vt. & vi. 探索; 勘探
explore vt.& vi. 探索; 勘探
explorer n. 探险者
exploration n. 探测
there’s a lot to explore at senior high
词性转换
confident→ adj. 自信的,有把握的
confidence n. 信心; 信任; 秘密,机密;
confidently adv. 自信地
11. Confident adj. 自信的,有把握的
-ence 名词后缀
absent absence n. 缺席
slient slience n. 出席
different difference n. 差别
be confident of/ about 对某事有信心
have/show confidence in 对...有信心
with confidence 自信地
build the children’s confidence
建立孩子们的信心
2.完成句子
你如果多练习,就能自信地弹钢琴了。
If you practice more, you can play the piano ________________.
with confidence
=confidently
12. organise vt. 组织;筹备; vi. 组建;成立
词性转换
organisation n. 组织; 团体; 机构
organiser n. 组织者
organised adj. 有条理的;有组织的
well-organised adj. 组织良好的;有条理的
badly-organised adj. 组织不好的;没有条理的
with curiosity = curiously 好奇地
out of curiosity 出于好奇
satisfy one’s curiosity 满足某人的好奇心
be curious about 对...感到好奇
be curious to do sth.好奇做某事
13. curious adj. 好奇的; 求知欲强的
词形转换:curiosity n. 好奇心
curiously adv. 好奇地
(1)They were very curious     the strange lady who lived upstairs.
(2)Children are often curious     (explore)the unknown.
(3She decided to take part in the exchange program (出于好奇).    
to explore
about
out of curiosity
词性转换
1._____________ n.登记;注册;挂号→__________ vt.& vi.登记;注册
2.____________ n.国籍;民族→__________ n.国家;民族;国民→____________ adj.国家的;民族的→_____________ adj.国际的
3.____________ vt.& n.设计→___________ n.设计者
4._____________ adj.正式的;正规的→____________ adv.正式地→_____________ adj.非正式的
5._____________ adj.焦虑的;不安的→ ______________adv.焦虑地→____________ n.焦虑
registration
register
nationality
nation
national
international
designer
formal
formally
design
informal
anxious
anxiously
anxiety
6. ________vt.使恼怒;打扰→___________ adj.恼怒的;生气的→ _____________adj.令人恼怒的→_______________ n.恼怒
7.__________ adj.惊吓的;害怕的→ __________adj.令人害怕的
→ vt.使害怕;使惊恐→n. 害怕
8.__________ vt.使钦佩;给……留下深刻的好印象 vi.留下印象;引人注目→___________ n.印象;感想→____________ adj.令人印象深刻的
9.____________ vi.& vt.集中(注意力);聚精会神→______________ n.集中;专心
10.__________ adj.自信的;有把握的→______________ n.信心;信任
annoy
annoyed
annoying
annoyance
frightened
frighten
impression
impressive
concentrate
impress
concentration
词性转换
confident
confidence
frightening
fright
11.__________ vt.& vi.探索;勘探→_____________ n.探索→__________ n.勘探者;探险家
12._____________ vt.组织;筹备;安排;组建 vi.组建;成立→ ____________n.组织;团体→ _____________n.组织者→ ______________adj.有组织的;做事有条理的
13.___________ vi.& vt.改进;改善→________________ n.提高;改善
14._____________ adj.好奇的;求知欲强的→____________ adv.好奇地→____________ n.好奇(心);求知欲
15.__________ vt.& vi.修改;修订;复习→ ____________n.复习
explore
exploration
explorer
organize
organizer
organized
improve
organization
improvement
curious
curiously
curiosity
revise
revision
词性转换
补充:strategy n.策略
-strategic adj. 战略上的
Thank you!

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