Welcome Unit Words and Expressions 课件(共26张PPT)人教版(2019)必修第一册
文档属性
| 名称 | Welcome Unit Words and Expressions 课件(共26张PPT)人教版(2019)必修第一册 |  | |
| 格式 | pptx | ||
| 文件大小 | 24.1MB | ||
| 资源类型 | 教案 | ||
| 版本资源 | 人教版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2025-10-04 10:34:45 | ||
图片预览
文档简介
(共26张PPT)
key words
welcome unit
1.exchange/ ks t e nd / n. / v. 交换；兑换
an exchange student London Stock Exchange
She dated with him in exchange for his teaching her English.
构词法：
ex （”向外“ ）+ change （改变，交换） → “向外交换”→ 交易、兑换
You can exchange your money for dollars at the airport.
Can I exchange a drumstick with you
2. lecture / lekt (r)/ n. 讲座；讲课；演讲; 教训
in the lecture hall （P2）在报告厅
He is a great president who is good at giving a lecture.
a lecture on/about sth 关于某方面的讲课/训斥
Smith gives lectures on business management.
I know I should stop smoking─don't give me a lecture about it.
vi. （开）讲座；演讲；讲课
Did you ever lecture at Harvard
vt. 训斥
lecture sb about/on (doing) sth 因某事训斥某人
He's always lecturing me about the way I dress.
He used to lecture me about drinking too much .
写作运用：
2. lecture / lekt (r)/ n. 讲座；讲课；演讲; 教训
假定你是李华，为了让同学们更好适应新的校园生活，你校邀请了著名教授 Doctor Huang 来你校作演讲，现通知学生们这一活动。
具体写作结构为：
表明写信目的发出邀请：
说明邀请的内容、时间、地点
期待对方接受邀请，并表示感谢
1. I’m writing on behalf of ... to invite you to ...
2. Considering many students are confused about the new school environment, I’am writing to invite you to participate in ...
3. Knowing that you are fond of ..., I’m writing to invite you to take part in ... to be held in our school.
4. It’s our honor to invite you to participate in ... which will be held on Monday, December 4th in our dining hall.
the lecture given/ delivered by the famous professor ...
3. register/ red st (r) / vt.& vi.登记；注册
构词法：
reg- （统治、管理）- ster （从事...的人）
register at (hotel / reception)
在...登记
register with (doctor/ dentist)
在...处挂号
register for / sign up for the course
注册/报名课程
registration n. 登记；注册；挂号
download the registration form
下载登记表
4. sex /seks/ n. 性别
We don’t allow couples to choose the sex of their baby.
female / fi:me l/ adj.女(性)的; 雌性的 n. 女性；雌性动物/植物
male / me l/ adj. 男(性)的; 雄性的 n. 雄性动（植）物；男子
5. nation / ne n/ n. 国家; 民族; 国民
词性转换：
national adj. 国家的；民族的
national hero
nationality / n n l ti/ n. 国籍; 民族
The college attracts students of all nationalities.
international adj. 国际的
构词法：
inter- （互相）+ nation
stellar 星系；星星
星际穿越
interact v. 交流；互动
interaction n.
6. design / d za n / n. 设计; 方案；图案
She came to London in 2019 to study fashion design.
高频考点：
by design = on purpose 故意
vt. 设计；筹划
The designer designed the public toliet as a fish.
The tool is designed for lazy people.
The tool is designed to peel the melon seeds.
7. campus / k mp s / n. 校园; 校区
live on campus 住校
camp
8. formal / f :ml / adj. 正式的 ；正规的
词根：
form n. 形式；形状；表格 v. 形成
Help in any form is welcomed.
application form 申请表
form a good habit of doing sth.
form 的同根词
reform
transform
uniform
transformer
改革
变形
校服；制服
The occasion needs formal dress.
informal adj. 非正式的；随便的
formally adv.
informally adv.
9. anxious / k s / adj. 焦虑的； 不安的；渴望的
I’m anxious __________ my weight, which is increasingly out of control.
They are anxious ___________ (know) the results of the examination.
for / about
to know
be anxious for / about sth. 为...担心/担忧
be anxious to do sth. 急于做某事
词性转换：
anxiety / za ti/ n. 焦虑；忧虑；渴望
with anxiety 焦虑地
= anxiously adv.
10. annoy / n / vt. 使恼怒； 打扰
What annoyes the heroine most is whether she will be married one day.
10. annoyed / n d/ adj. （人感到）恼怒的，生气的
The heroine is annoyed with the hero for his rudeness.
10. annoying / n / adj. （令人）恼怒的；生气的
To my annoyance, all relatives would keep asking lots of annoying questions during the Spring Festival.
11.frightened / fra tnd/ adj. （人）受惊吓的；（人感到）害怕的
词性转换：
1）frightening / [ fra tn / adj. 令人恐惧的；吓人的
2）frighten / fra tn / vt. 使惊恐; 吓唬
3）fright / fra t / n. 惊吓；恐怖
1. Her ______________ face showed us that something ______________ had happened to her family.
2. The idea of death is _____________ to most people.
3. Sorry, I didn’t mean to ______________ you.
frightened
frightening
frightening
frighten
11.frightened / fra tnd/ adj. （人）受惊吓的；（人感到）害怕的
词组搭配：
1) frighten sb. into doing sth. 恐吓某人做某事
2) be frightened to death. 被吓死
3) be frightened of doing/ to do sth. 害怕做某事
4) in fright 害怕地
1. When the gorillas and I ______________ (frighten)each other, I was just glad to find them alive.
2. Several of the children cried out______fright.
3. She was frightened ____________ (look) down from the top of a tall building.
4. That _____________ (frighten) dog ____________ the thief away last night.
frightened
in
to look
frightening
frightened
en 前缀 & 后缀
adj. + en
n. + en
shorten
deepen
widen
weaken
fasten
en + adj.
en + n.
threaten
heighten
lengthen
strengthen
enlarge
enable
enrich
ensure
encourage
endanger
12. senior / si:ni (r)/ n. /adj. （级别、地位等）较高的; 年长的
senior high school 高中
junior high school 初中
12. senior / si:ni (r)/ n. /adj. （级别、地位等）较高的; 年长的
George Bush Junior
George Walker Bush
George Bush Senior
George Herbert Walker Bush
12. senior / si:ni (r)/ n. /adj. （级别、地位等）较高的; 年长的
be senior to sb. 比某人年长/地位高
be junior to sb. 比某人年幼/地位低
沈腾比李诞大10岁。
Shen Teng is senior to Li Dan by 10 years.
Shen Teng is Li Dan’s senior by 10 years.
13. impress / m pres/ vt. 使钦佩；给…留下深刻的好印象
构词法：
im （往里，在外部）+ press （压）→ → “把东西按压在别人内心里”
His ten years of efforts into act failed to impress.
What impressed the public most was the latest role, Meng Yanchen.
We were impressed by/with his masterly performance.
13. impress / m pres/ vt. 使钦佩；给…留下深刻的好印象
词组搭配：
1) impress sth on sb 使…..铭记…..
= impress sb. with sth.
2) be impressed by/with 对…..印象深刻
My father impressed on me the importance of hard work.
词性转换：
make a good impression on sb. 给某人留下好印象
impressive adj. 给人印象深刻的
13. impress / m pres/ vt. 使钦佩；给…留下深刻的好印象
拓展：
depress v. 使沮丧；使萧条
depression n. 抑郁症；沮丧；萧条
the Great Depression 经济大萧条
depressed adj. 感到沮丧的;抑郁的；不景气的
depressing adj. 令人沮丧的
de （加强）+ press
14. concentrate / k nsntre t / vt.& vi. 集中（注意力）；专心于; 聚精会神
con (聚集）+centre(中心）+ate (动词后缀）
构词法：
Public interest centres on CET 4 and CET 6 tests this Saturday.
Students are contentrating on preparing for the coming test.
concentration n. 专注；聚焦
14. concentrate / k nsntre t / vt.& vi. 集中（注意力）；专心于; 聚精会神
concentrate on 专注于...
focus on
fix one’s attention on
pay attention to
apply oneself to
lose oneself in = be lost in
bury oneself in = be buried in
be absorbed in
Practice makes perfect!
1. Before making a decision, he likes to exchange ideas his parents.
2. This building (design) for weddings and other celebration is beautiful.
3. Some hospital patients experience high levels of ___________. (anxious)
4. Brown said he was by no means (annoy) ;on the contrary, he was glad to be able to make himself clearly understood.
5. Though badly (fright) , the girl remained outwardly calm.
6. You can impress them your great interview skills.
7. Your progress in Spanish is really (impress).
8. This book requires a great deal of ______________. (concentrate)
9. I decided to concentrate all my efforts _________ finding somewhere to live.
with
designed
anxiety
annoying
frightened
with
impressive
concentration
on
key words
welcome unit
1.exchange/ ks t e nd / n. / v. 交换；兑换
an exchange student London Stock Exchange
She dated with him in exchange for his teaching her English.
构词法：
ex （”向外“ ）+ change （改变，交换） → “向外交换”→ 交易、兑换
You can exchange your money for dollars at the airport.
Can I exchange a drumstick with you
2. lecture / lekt (r)/ n. 讲座；讲课；演讲; 教训
in the lecture hall （P2）在报告厅
He is a great president who is good at giving a lecture.
a lecture on/about sth 关于某方面的讲课/训斥
Smith gives lectures on business management.
I know I should stop smoking─don't give me a lecture about it.
vi. （开）讲座；演讲；讲课
Did you ever lecture at Harvard
vt. 训斥
lecture sb about/on (doing) sth 因某事训斥某人
He's always lecturing me about the way I dress.
He used to lecture me about drinking too much .
写作运用：
2. lecture / lekt (r)/ n. 讲座；讲课；演讲; 教训
假定你是李华，为了让同学们更好适应新的校园生活，你校邀请了著名教授 Doctor Huang 来你校作演讲，现通知学生们这一活动。
具体写作结构为：
表明写信目的发出邀请：
说明邀请的内容、时间、地点
期待对方接受邀请，并表示感谢
1. I’m writing on behalf of ... to invite you to ...
2. Considering many students are confused about the new school environment, I’am writing to invite you to participate in ...
3. Knowing that you are fond of ..., I’m writing to invite you to take part in ... to be held in our school.
4. It’s our honor to invite you to participate in ... which will be held on Monday, December 4th in our dining hall.
the lecture given/ delivered by the famous professor ...
3. register/ red st (r) / vt.& vi.登记；注册
构词法：
reg- （统治、管理）- ster （从事...的人）
register at (hotel / reception)
在...登记
register with (doctor/ dentist)
在...处挂号
register for / sign up for the course
注册/报名课程
registration n. 登记；注册；挂号
download the registration form
下载登记表
4. sex /seks/ n. 性别
We don’t allow couples to choose the sex of their baby.
female / fi:me l/ adj.女(性)的; 雌性的 n. 女性；雌性动物/植物
male / me l/ adj. 男(性)的; 雄性的 n. 雄性动（植）物；男子
5. nation / ne n/ n. 国家; 民族; 国民
词性转换：
national adj. 国家的；民族的
national hero
nationality / n n l ti/ n. 国籍; 民族
The college attracts students of all nationalities.
international adj. 国际的
构词法：
inter- （互相）+ nation
stellar 星系；星星
星际穿越
interact v. 交流；互动
interaction n.
6. design / d za n / n. 设计; 方案；图案
She came to London in 2019 to study fashion design.
高频考点：
by design = on purpose 故意
vt. 设计；筹划
The designer designed the public toliet as a fish.
The tool is designed for lazy people.
The tool is designed to peel the melon seeds.
7. campus / k mp s / n. 校园; 校区
live on campus 住校
camp
8. formal / f :ml / adj. 正式的 ；正规的
词根：
form n. 形式；形状；表格 v. 形成
Help in any form is welcomed.
application form 申请表
form a good habit of doing sth.
form 的同根词
reform
transform
uniform
transformer
改革
变形
校服；制服
The occasion needs formal dress.
informal adj. 非正式的；随便的
formally adv.
informally adv.
9. anxious / k s / adj. 焦虑的； 不安的；渴望的
I’m anxious __________ my weight, which is increasingly out of control.
They are anxious ___________ (know) the results of the examination.
for / about
to know
be anxious for / about sth. 为...担心/担忧
be anxious to do sth. 急于做某事
词性转换：
anxiety / za ti/ n. 焦虑；忧虑；渴望
with anxiety 焦虑地
= anxiously adv.
10. annoy / n / vt. 使恼怒； 打扰
What annoyes the heroine most is whether she will be married one day.
10. annoyed / n d/ adj. （人感到）恼怒的，生气的
The heroine is annoyed with the hero for his rudeness.
10. annoying / n / adj. （令人）恼怒的；生气的
To my annoyance, all relatives would keep asking lots of annoying questions during the Spring Festival.
11.frightened / fra tnd/ adj. （人）受惊吓的；（人感到）害怕的
词性转换：
1）frightening / [ fra tn / adj. 令人恐惧的；吓人的
2）frighten / fra tn / vt. 使惊恐; 吓唬
3）fright / fra t / n. 惊吓；恐怖
1. Her ______________ face showed us that something ______________ had happened to her family.
2. The idea of death is _____________ to most people.
3. Sorry, I didn’t mean to ______________ you.
frightened
frightening
frightening
frighten
11.frightened / fra tnd/ adj. （人）受惊吓的；（人感到）害怕的
词组搭配：
1) frighten sb. into doing sth. 恐吓某人做某事
2) be frightened to death. 被吓死
3) be frightened of doing/ to do sth. 害怕做某事
4) in fright 害怕地
1. When the gorillas and I ______________ (frighten)each other, I was just glad to find them alive.
2. Several of the children cried out______fright.
3. She was frightened ____________ (look) down from the top of a tall building.
4. That _____________ (frighten) dog ____________ the thief away last night.
frightened
in
to look
frightening
frightened
en 前缀 & 后缀
adj. + en
n. + en
shorten
deepen
widen
weaken
fasten
en + adj.
en + n.
threaten
heighten
lengthen
strengthen
enlarge
enable
enrich
ensure
encourage
endanger
12. senior / si:ni (r)/ n. /adj. （级别、地位等）较高的; 年长的
senior high school 高中
junior high school 初中
12. senior / si:ni (r)/ n. /adj. （级别、地位等）较高的; 年长的
George Bush Junior
George Walker Bush
George Bush Senior
George Herbert Walker Bush
12. senior / si:ni (r)/ n. /adj. （级别、地位等）较高的; 年长的
be senior to sb. 比某人年长/地位高
be junior to sb. 比某人年幼/地位低
沈腾比李诞大10岁。
Shen Teng is senior to Li Dan by 10 years.
Shen Teng is Li Dan’s senior by 10 years.
13. impress / m pres/ vt. 使钦佩；给…留下深刻的好印象
构词法：
im （往里，在外部）+ press （压）→ → “把东西按压在别人内心里”
His ten years of efforts into act failed to impress.
What impressed the public most was the latest role, Meng Yanchen.
We were impressed by/with his masterly performance.
13. impress / m pres/ vt. 使钦佩；给…留下深刻的好印象
词组搭配：
1) impress sth on sb 使…..铭记…..
= impress sb. with sth.
2) be impressed by/with 对…..印象深刻
My father impressed on me the importance of hard work.
词性转换：
make a good impression on sb. 给某人留下好印象
impressive adj. 给人印象深刻的
13. impress / m pres/ vt. 使钦佩；给…留下深刻的好印象
拓展：
depress v. 使沮丧；使萧条
depression n. 抑郁症；沮丧；萧条
the Great Depression 经济大萧条
depressed adj. 感到沮丧的;抑郁的；不景气的
depressing adj. 令人沮丧的
de （加强）+ press
14. concentrate / k nsntre t / vt.& vi. 集中（注意力）；专心于; 聚精会神
con (聚集）+centre(中心）+ate (动词后缀）
构词法：
Public interest centres on CET 4 and CET 6 tests this Saturday.
Students are contentrating on preparing for the coming test.
concentration n. 专注；聚焦
14. concentrate / k nsntre t / vt.& vi. 集中（注意力）；专心于; 聚精会神
concentrate on 专注于...
focus on
fix one’s attention on
pay attention to
apply oneself to
lose oneself in = be lost in
bury oneself in = be buried in
be absorbed in
Practice makes perfect!
1. Before making a decision, he likes to exchange ideas his parents.
2. This building (design) for weddings and other celebration is beautiful.
3. Some hospital patients experience high levels of ___________. (anxious)
4. Brown said he was by no means (annoy) ;on the contrary, he was glad to be able to make himself clearly understood.
5. Though badly (fright) , the girl remained outwardly calm.
6. You can impress them your great interview skills.
7. Your progress in Spanish is really (impress).
8. This book requires a great deal of ______________. (concentrate)
9. I decided to concentrate all my efforts _________ finding somewhere to live.
with
designed
anxiety
annoying
frightened
with
impressive
concentration
on