人教版（2019）必修第一册Welcome Unit 第4课时 单元重点单词，句型，短语讲解教学课件(共40张PPT)

(共40张PPT)
Welcome Unit
Period 4
单元知识点讲解
A thousand-mile journey begins with the first step.
--Laozi
千里之行，始于足下。 ---老子
Teaching objectives
1.Learn to know the usage of some important words.
2.To do some exercises by using these words.
Part 1重点单词·巧记
Ⅰ. 核心单词
1. ____　　　　 n.交换;交流 vt.交换;交流;交易
2. ______ n. 讲座 vi. 讲课
3. ________ n. 性别
4. ____________ n. 校园，校区
5. _________ adj. 爱交际的; 外向的
6. ______ adj. 令人尴尬的
7. ______ vt. 探索，勘探
exchange
lecture
sex
campus
outgoing
awkward
explore
8. ____　　　　 n. 光；信号
9. ______ n. 目标；球门
10. ________ n. 策略；策划
11. _________ n. 同伴；合伙人
12. _________ n. 公司; 陪伴
13. ______ n. 方式
14. ______ v. 修改；修订
flash
goal
strategy
partner
company
style
revise
Part 2词性转换
1.__________v.登记;注册→____________n.登记;注册
2._______adj.女性的 n.女子→_______adj.男(性)的 n.男子
3.____________n.国籍;民族→_______n.国家;民族→
_________adj.国家的;民族的
4.__________n.设计者→_______ n.设计 vt.设计
5.__________adj.正式的→__________adv.正式地
registration
register
female
male
nationality
nation
national
designer
design
formal
formally
6.________adj.焦虑的;不安的→_________n. 焦虑;忧虑
7._________adj.恼怒的→____________adj.令人恼怒的
→__________vt.使恼怒;打扰
8.___________adj.惊吓的;害怕的→______________adj.令人害怕的→______________v.使惊吓;使惊恐
9.__________adj.级别高的→____________adj.地位低下的
anxious
anxiety
annoyed
annoying
annoy
frightened
frightening
frighten
senior
junior
10.____________n.印象;感想→_________vt.使钦佩
→____________adj.给人深刻印象的
11.___________v.集中(注意力)→______________n.专心
12. v.探索;勘探→__________n.探险者→
_______________n.勘查
13. ____adj.自信的→ ___ n.信心;信任
impression
impress
concentrate
concentration
explore
explorer
exploration
confident
confidence
impressive
14. ____ v.组织;安排;组建→ _ n.组织者
→______________n.组织;团体 →__________adj. 有组织的
15. v.改进→______________n.改进
16. adj.好奇的→___________n. 好奇心
17. n.性格;个性→ _______adj.个人的
organise
organiser
organisation
improve
improvement
curious
curiosity
personality
personal
organised
Part 3 核心短语
1. ________________________ (美国)高中
2. ________ 交换生
3. ____________ 终于; 最终
4. _____________ 要是…会怎么样
5. ________________ 在校园
6. __________ 集中精力于
7. _______ 根本不；一点也不
8. _______ 不再
senior high school
exchange students
at last
what if
on campus
concentrate on
not at all
not any more
9. ________ 留下好印象
10. _________ 不打扰; 不惊动
11. ______ 盼望; 期待
12. __________ (美国)初级中学
13. __________ 教学卡片

make an impression
leave alone
look forward to
junior high school
flash card
Part 4 经典句式·速记
1. 句型公式: “find+宾语+宾语补足语” 结构
I__________________________________________________________.
我发现大多数同学和老师都很友好并乐于助人。
2. 句型公式: “there be” 句型, 就近原则
__________ always something exciting to do.
总有一些令人激动的事可以做。
found most of my classmates and teachers friendly and helpful
There’s
3. 句型公式: “either . . . or . . . ”, 要么……要么……
If I’m not in class, I’m __________________________________________________.
如果我没在上课, 那么我要么是在图书馆要么是在计算机实验室。
either in the library or in the computer lab
1. exchange / ks t e nd /
n. [C;U] 交换; 交流; 交易
exchange students 交换生
cultural exchange 文化交流
in exchange for…… 作为对……的交换或替换
exchange A for B　拿A换B
exchange sth. with sb. 与某人交换某物
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[巩固内化]　介词填空
①It is illegal for a public official to ask people for gifts or money ____________ exchange for favors to them.
②I am going to travel abroad，so I go to exchange some RMB ____________ dollars in the bank.
③Meanwhile，they exchange ideas and feelings ____________ each other.
in
for
with
2.nation [ ne n] 国家，民族
national [ n n l] 民族的，国家的
nationality [n n l ti]国籍，民族
词根词缀：national 国家的+ity名词后缀
able能够 adj. ability 能力 n.
active 活跃的 adj. activity 活动 n.
real 真的 adj. reality 现实，实际n.
possible 可能的 adj. possibility 可能性n.
3.designer n.设计者
design v.设计；筹划 n.设计(方案)
by design 故意地(＝on purpose)
偶然地by chance/accident
design...for... 打算给……用；目的是……
be designed for... 为……设计
be designed to do... 为某目的或用途而制造或设计
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designed
to educate
for
by design
[巩固内化]　单句语法填空
①The project ____________(design) to help the disabled is very popular with them.
②The television programme is designed ____________ (educate) and not merely to entertain.
③The houses are specially designed ______ the old people.
④We don’t know whether they did it by accident or .
4．anxious　adj.焦虑的；不安的
(1)be anxious for/about 为……担心/担忧
be anxious to do sth. 急于做某事
be anxious (for sb.) to do...渴望(某人)做……
(2)anxiety n. 忧虑；担心；渴望
with anxiety 焦虑地
(3)anxiously adv. 焦虑地
[巩固内化]　单句语法填空
①There is no reason to be anxious ____________ the exam result.
②He is anxious ____________(spend) the holiday with you.
③The mother was filled with ____________(anxious) about her daughter’s English.
about/for
to spend
anxiety
5.annoyed　adj.恼怒的；生气的
(1)get/be annoyed with sb. 对某人恼火/烦躁
be annoyed about/at/with sth. 对……恼怒
be annoyed to do sth. 讨厌做……
(2)annoy v. 使恼怒；使烦躁
annoying adj. 令人恼火的；令人烦躁的
annoyance n. 生气；烦恼；令人烦恼的事物
【练透考点】单句语法填空
①The kids wouldn't stop talking，and I was beginning to get annoyed ________ them.
②We were annoyed ________ (find) him break the window.
③What ________ (annoy) him most was that he didn't keep his promise.
④What is really ________ (annoy) is that we made the same mistake last time.
with
to find
annoyed
annoying
6．impression　n．印象；感想
(1)be impressed by/at/with 对……印象深刻
(2)impression n. 印象；感想
leave/make a(n)...impression on sb. 给某人留下…印象
(3)impressive adj. 给人深刻印象的；感人的
(1)The girl made a good _________ on her teacher .
(2)Among the most__________(impress) athletes were the swimmers，but all of the athletes were worthy of praise.
(3)He is a kind and handsome young man, but what _________ (impress) me most is his sense of humour.
impression
impressive
impresses
(4)When asked about his __________ of Beijing, he said that he was deeply ________ by its unique human landscape，and that the Palace Museum was the most ____________ architecture he'd ever seen.(impress)
impression
impressed　
impressive　
7. concentrate / k nsntre t /vi./vt. 集中精神
1) concentration n.集中/专心
2) concentrate on (doing) sth.
=focus on (doing) sth.
=pay attention to doing sth.
专心致志于某事
(1)I wish you’d concentrate_____what I’m saying.
但愿你能集中注意力听我讲。
(2)He concentrated his attention ____ the question of technology.
他将注意力全都集中在技术问题上。
(3)We must concentrate our efforts on __________ (improve) education.
on
on
improving
8. confident / k nf d nt/ adj. 自信的
(1)be confident about/of(doing)sth.对(做)…有把握；
(2)confidence n． 信心
with confidence 自信地；充满信心地
have confidence in... 对……有信心
(3)confidently adv. 有把握地；自信地
1.Having confidence ____yourself will Help you make bettle choices.
2.Look others in the eye and walk ________ confidence.
in
with
9.curious [ kj ri s] adj. 好奇的
curiosity n. 好奇心
out of curiosity 处于好奇
be curious about
be curious to do sth.
[2020全国3卷] Filled with (64) (curious), the artist packed his bags and left.
curiosity
1) （出于好奇）， the man followed the guide into the hall.
2)The young teacher looked at the strange
boy (curious).
3)Mr. White thinks that one of the teacher's tasks is to raise the students' (curious).
4)Amerian students are curious Chinese traditional culture.
Out of curiosity
curiously
curiosity
about
what if…？ 要是……会怎么样？
She was dying to see him again but what if he didn’t want to see her
她渴望再见到他，但如果他不想见她怎么办？
What if he gets angry
倘若他生气该怎么办？
What if no one talks to me
要是没人和我说话怎么办？
what if “如果……将会怎样；如果……怎么样”，为省略结构，相当于What shall we/I do if... what if 中 what可看作是 what should sb.do (某人该怎么办)或 what would happen (将会如何)的省略。
(1)What for？“为什么？”相当于 Why
—We’ll hold a party this weekend.
——我们要在这个周末办一个聚会。
—What for
——为什么呢？
句型拓展
(2)So what？那有什么了不起/有什么关系？
—He says he doesn’t like you.
—So what
——他说他不喜欢你。
——那有什么关系呢？
(3)what about...……怎么样；……怎么办
What about inviting him here
邀请他来这儿怎么样？
(1)句式分析：found most of my classmates and teachers friendly and helpful属于“find＋宾语＋宾补”结构。在句中，most of my classmates and teachers是宾语，friendly and helpful两个并列的形容词作宾语补足语。find复合结构的常见形式：
2．I found most of my classmates and teachers friendly and helpful.
我发现大部分同学和老师既友好又乐于助人。
①find＋名词/代词＋(to be＋)形容词/副词/名词。意为“发现某人/某物……”，to be 常可省略掉。
I find this job (to be) very exciting.
我发现这份工作令人兴奋。
She found Jack (to be) an honest man.
她发现杰克是个诚实的人。
②find＋名词/代词＋介宾短语。
He found a stranger in the room.
他发现房间里有个陌生人。
③find＋名词/代词＋现在分词。意为“发现某人/某物一直……”，可表示主动和进行。
She found a wallet lying on the ground.
她发现地上有一个钱包。
④find＋名词/代词＋过去分词。意为“发现某人/某物被……”，可表示被动和完成。
He found his dog hidden in the bush.
他发现他的狗藏在灌木丛中。
⑤find it＋形容词＋to do。it 是形式宾语，代替真正的宾语 to do。
We find it hard to learn English grammar.
我们发现学英语语法很难。
Thank you