人教版（2019） 必修第一册 Welcome unit 重点单词讲解课件(18张PPT)

(共18张PPT)
Welcome Unit
words and expressions
Learning Aims
1. Through language activities, Ss can master the key words and phrases.
2. In language activities, Ss can use the words and phrases to make a conversation.
3. Through learning, Ss can increase the vocabulary.
例题：Hannah began to speak out about the homelessness in Manitoba and then in other provinces. She hoped to 　 　 her message of hope and awareness.
A. exchange B. leave C. keep D. spread
1. exchange v. / n. 交换/调换
[固定搭配]
1) an exchange student 一名交换生 2) cultural exchange 文化交流
3) exchange A for B 以A换取B 4) exchange sth. with sb. 与某人交换某物
5）in exchange for 交换.....
eg. He helped others with farm work in exchange for books.
D
她作为交换生去了美国。
She has gone to France as .
an
as
exchange
student
Can I an apple four oranges
A. exchange; for B. exchange; to C. exchange,with
A
2. lecture n. / v. 演讲/做演讲
1) do / give / deliver a lecture 作演讲 2) attend / go to a lecture 出席讲座
[同义词辨析] speech / lecture / address / talk
speech Speech is the picture of the mind. 指一般的演说、讲话、发言
address He adressed his remarks to the lawyers in the audience. 指在庄严隆重的场合作精心准备的演说、演讲
lecture He was invited to lecture on American literature at our college. 通常指大学里的讲座、讲课、演讲，侧重带学术性的演讲。
talk We talked through an interpreter for a few minutes. 强调非正式讲话，讲话方式一般较为自由。
eg. The following term，I registered for an ASL class. The professor was deaf and any talking was prohibited．
例题：When Nicolo retired and went to live in Sicily, he the paintings with him.
A. held B. left C. registered D. brought
3. register v. 记录/登记 registration n. 注册/登记/挂号
register for..... 注册/选课
D
4. nationality n.国籍/民族
[同根词]
nation n.国家/民族/国民
national adj. 国家的 a national holiday
international adj. 国际的
national 侨居于外国的国民
citizen 一国中享有完全权利的公民
5. design v. & n. 设计
1) by design = by intention / on purpose 故意地
4) designer n. 设计者
designed adj. 事先计划好的
designing n.设计； adj.工于心计的
2) design doing/ to do sth 打算做某事
3) be designed for 被指定....
Ehlers eventually succeeded in coaxing the animal to him. Nervousness and fear were replaced with . It just started licking Ehlers’ face.
A. surprise B. joy C. hesitation D. anxiety
6. anxious adj. 焦虑的/不安的
1) be anxious about sth. 为…而担忧 2) be anxious for sth. 渴望得到…
3)be anxious to do sth.渴望做某事 be anxious that.... 盼望.....
4) with anxiety 焦虑地 in anxiety 担忧着
anxiety n. 担心/忧虑/渴望
anxiously adv.
B
anxious 强调担心或焦急，对结果不安。
eager 强调对成功的渴望或进取的热情，含有积极向上的意思
[真题再现]Hannah was very　 　. She couldn’t understand why some people had to live their lives without shelter or enough food.
A. annoyed B. nervous C. ashamed D. upset
7. annoy v. 使恼怒/打扰
1) annoyed adj. 恼怒的/生气的 annoying adj. 令人恼怒的
be annoyed with sb. about sth. 因某事对某人生气
be annoyed with sb. 生某人的气
annoy sb. by doing sth. 做...使某人恼火
D
I am annoyed with him about his annoying habit.
2) annoyance n. 恼怒/生气 ～to one’s annoyance 使某人生气的是
8. frighten v. 惊恐/惊吓
1) fright n. 惊吓，恐怖
2) frightened adj.受惊的 3) frightening adj.令人惊恐的
4）be frightened at.....
5）frighten...away/off 把...吓走/跑
frighten sb. into doing sth. 把某人吓得.....
I am frightened at the frightening monster.
His trip to India made a strong ________ on him.
A. statement B. impact C. impression D. judgment
9. impress vi./vt. 留...以深刻印象
1) impression n.印象/感想 2) impressive adj.给人印象深刻的
C
用法：
1) be impressed by/at/with 对…印象深刻
2）impress sth. on/upon one’s mind 把...印在脑子里
impress sb. with... 给某人留下...印象
impress sth, on sb. 使某人牢记某事
3) have/leave/make a good impression on sb. 给某人留下很好的印象
She has turned down several invitations to star at shows in order to (concentration)on her studies.
10. concentrate vi./vt. 集中（注意力，努力）/聚集
concentration n.集中/专心
1) concentrate on/upon (doing) sth.=focus on (doing) sth. 专心致志于某事
focus一=一般不以具体事物做宾语，concentrate可以
2) put one’s heart into sth.=pay attention to sth.=be lost in 专注于某事
concentrate
Mountains are as spiritual places by many cultures.
A. studied B. observed C. explored D. regarded
11. explore v. 探究，探讨，调查；勘探，探测
exploration n.探究，勘探，探测 explorer n.探索者
exploratory adj.探索的，探究的，探测的
C
These ideas will be explored in more detail in chapter.
这些想法将在第七章做更详细的探讨。
They learned that the painting they owned was called “The Girl with Two Chairs”.
A. apparently B. confidently C. eventually D. temporarily
12. confident adj. 自信的，确信的，肯定的
1) confidence n.信心，自信，信赖 2) confidently adv.自信地
B
用法：
1) be confident about/of sth/doing sth. =be confident that… 对…有信心
We are confident that we’ll win the race.
=We are confident of winning the race. 我们确信赛跑会获胜。
2) have/show confidence in sth. 对…有信心
During my second year at the city college, I was told that the education department was offering a "free" course, called Thinking Chess, for three credits．I 　 　the idea of taking the class because, after all, who doesn't want to save a few dollars？
A. put forward B. jumped at C. tried out D. turned down
13. forward adj. 向前的; adv. 向前
[固定搭配]
1) look forward to doing sth 期望做某事 2) put forward 提出/拿出
3) step forward 向前进/站出来 4) straight forward 直接了当/开门见山
A
They 　 　 a new political party.
A. attended B. organized C. recommended D. mentioned
14. organize v. 组织，筹划，安排
1) organization n.组织，团体 2) organizer n.组织者，创立者，主办者
3) organized adj. 有组织，被组织化的
Organization has never been my strong point.
Who is going to organize the party this year
B
Filled with (curious), the artist packed his bags and left.
15. curious adj. 好奇的
1) curiosity n.好奇心 2) curiously adv.好奇地
curiosity
[固定搭配]
1) be curious about sth. 对…感到好奇
be curious to do sth. 渴望....
It is curious that... ....是奇怪的。
It is curious that he left without saying good-bye.
2) out of curiosity 出于好奇