人教版（2019）必修 第一册Welcome unit Words and expressions 重点单词详解课件(共14张PPT)

(共14张PPT)
Welcome Unit
单词及习题
1.exchange
词性： ① n. 交换、交流
② v. 交换；交流；交易；兑换
an exchange student 一名交换生
in exchange for ... 作为...的交换
exchange sth for sth 用某物交换某物
exchange sth with sb 交换某物/交流某事
例：1. I’m teaching a foreigner Chinese her teaching me English.
2. You can exchange your pounds ____ dollars in this bank.
3. Students exchange presents ____ each other.
in exchange for
for
with
2. design
词性：① n. 设计；布局；方案；打算
② v. 设计；计划；筹划；构思
by design = on purpose 故意地；蓄意地
design sth for sth 为某事物设计某物
be designed for sb/sth 为某人/某事物而设计的
be designed to do sth 为做某事而设计的
例：1. She designed a new logo ____ the company.
2. The course is designed ____ beginners.
3. The programme is designed ____ help people who have been out of work for a long time.
for
for
to
designer
n.设计者；设计师
3. anxious adj. 焦虑的；不安的
an anxious look/face/expression 忧虑的目光/面容/表情
be anxious about sth 为某事担心
be anxious for sb 为某人担心
be anxious for sth 渴望得到某物
（=be eager/dying for sth=long for sth)
be anxious to do sth 渴望做某事
例：1. We were anxious ____ news of your safe arrival.
2. The manager is anxious ____ make sure that the situation is under control.
for
to
联想词：anxiously adv. 焦虑地；不安地 =with anxiety
anxiety n. 焦虑；不安；担心；渴望
4. frightened adj. 害怕的；惊吓的
be frightened of ... 害怕...
be frightened to do sth 不敢做某事
be frightened to death 被吓得要死；怕得要命
联想词：①frightening adj. 令人恐惧的；骇人的
②frighten v. 使害怕；使惊吓
frighten sb to death 把某人吓得要死
frighten...away 把...吓走
③fright n. 惊吓；恐怖 in/with fright 害怕地
5. make an impression 留下好印象
leave/make a/an ... impression on sb 给某人留下...的印象
have/get a/an ... impression of... 对...有...的印象
impress sb with/by sth 某人意识到某事的重要性
sth on sb
on sb that...
6. 表示“集中注意力/精力”：concentrate on
fix one’s attention on
put one’s heart in
be buried in
be absorbed in
focus on
7. 含有“leave”的常用短语：
leave ... alone 不打扰；不惊动
leave ... aside 不予考虑；搁置一边
leave ... behind 忘记带走；将...抛在脑后；超过
leave ... out 遗漏；不包括
leave for 动身前往；出发去...
leave the past behind
放下过去
8. be confident about sb 对某人有信心
of (doing) sth 对（做）某事有信心
(that)... 确信...
have/lose confidence to do sth 对做某事有/失去信心
have confidence in sb/sth 信任某人/某物
with confidence 自信地；肯定地
9. curious adj. 好奇的；求知欲强的
be curious about ... 对......好奇
be curious to know /see/hear ... 想知道/看看/听听......
It’s curious that ... ......很古怪
联想词：curiosity n. 好奇心
out of curiosity 出于好奇
satisfy one’s curiosity 满足某人的好奇心
例：1. In high school, I became curious ____ the computer, and built my first website.
2. People gathered round, curious ____ (know) what was happening.
3. The letter wasn’t addressed to me but I opened it out of ____.
about
to know
curiosity
试题：
1. On August 5, the number of postcards ________(exchange) by members topped 31 million.
2. An ancient culture dating back more than 5000 years proved China’s early ________(exchange) with other societies, experts say.
3. With so much noise outside, the outgoing ________(design) can hardly concentrate on his experiment.
4. The report says many devices ________(design) for pesonal use and include the ability to control home cameras and temperature from a distance.
exchanged
exchanges
designer
are designed
5. In recent years, studies have blamed (责备）smartphones for modern problems ranging from rising ________(anxious) rates to neck pain.
6. Have you ever ________(anxious) looked for your glasses only to find they are on your nose all the time
7. Texting is an easy and quick way for us to communicate. But sometimes, people get ________(annoy) when waiting for a late reply.
8. Her most ________(annoy) habit was eating with her mouth open.
anxiety
anxiously
annoyed
annoying
9. He gave a mild answer, in spite of his ________(annoy).
10. I was ________(frighten) when I heard the accident which happened yesterday.
11. Talking about fires can be ________(frighten）because no one likes to think about people getting hurt or their things getting burned.
12. If you ever get the ________（impress) that your dog can “tell”whether you look content or annoyed, you may be onto something.
annoyance
frightened
frightening
impression
13. What attracted people most were not only their ________(impress) skills but also the mental strength they showed in the competition.
14. It was hard to follow what the teacher was saying, and eventually I lost ________(concentrate).
15. I have told myself over and over again that I’ll concentrate more ________ study.
16. She could no longer hold her ________(curious).
impressive
concentration
on
curiosity
17. Filled with ________ (curious), the artist packed his bags and left.
18. When I was a young boy I was living in a poor neighbourhood. I would ofen offer to help clean a yard or wash some walls ________ some pocket money just to buy some clothes or candy.
A. in charge of B. in place of
C. in exchange for D. in preparation for
19. And spending less time feeling ________ means having more time to be happy, productive and relaxed.
A. anxious B. cautious
C. excited D. pleased
20. “Antarctica left an impression ________ me that no other place has,” Ginni says.
curiosity
C
A
on
THANK YOU