资源简介

(共33张PPT)
词
汇
课
堂
版本：新外研
单元：选择性必修一 Unit 3 (Developing ideas)
本单元词汇梳理
1. net 词块：a fishing net, the net = the Internet
2. burst 过去式、过去分词 burst, burst
词块：burst in on / upon, burst into, burst on / onto, burst out
3. vivid (色彩) 鲜艳的 → (想象力) 丰富的
派生词：vividly
4. assign as- (to 朝，向) + -sign (make a sign 做标记) → 在选定的人 / 物上做标记 → 指定；委派
派生词：assignment
词块：assign sb sth / assign sth to sb, assign sb to sb / sth, assign sb to do sth
5. opponent op- (against 相对、反对) + -pon- (to put 放) + -ent (名词后缀) → 相对着放的 → 对手、反对者
6. surgery surg- (外科) + -ery
词块：plastic surgery
7. pay off 一词多义：基本义“付清”
8. comeback 常用单数
合成词：come + back
9. defeat de- (un-, not) + facere (to do, perform 做) ，不做的结果就是“毁灭”，引申为“打败”
(v) 近义词：beat
(n) 词块：suffer a defeat, acknowledge / admit / accept defeat
10. semi-final 合成词：semi- (半) + final (n 决赛)
11. steely steel (钢铁) + -y
12. nerve nerve 原本指人体内的“筋、肌腱”。古代希腊人和罗马人认为人体内的筋和肌腱是身体活力的来源，因此 nerve 还可以表示“活力、精力”，并衍生出“勇气” 。17世纪时，科学家在人体内发现一种纤维可以传递信号，因认为这种纤维也是一种筋，故将其称为 nerve。其实它是人体神经细胞末端的细长纤维，跟筋或肌腱毫无关联。到了现代，nerve 一词专指“神经”。
词块：get on sb’s nerves
派生词：nervous
13. seize 一词多义：基本义“抓住”
近义词：grab
词块：seize the chance / opportunity
14. cooperation co- (共同) + -oper- (工作) + -ation (名词后缀) → 合作
同族词：cooperate
15. ingredient in- (in 入) + gred [(= grad) to step, go (迈步、走)] + -i- + -ent (……的人 / 物) → 走进去，成为其中的一部分 → 材料 / 成分
隐喻：烹饪食物用的“材料” → 做事成功的“材料”→ 要素
16. teamwork 合成词：team + work
17. tournament tournament 原本指中世纪的骑士比武大会，后用来表示赛制类似中世纪骑士比武大会、需要经过多场比赛才能决定最终冠军的比赛，如锦标赛和联赛。
18. intense in- (入，向内) + -tens- (延伸) + -e → 拉紧、绷紧 → 紧张的、激烈的
近义词：extreme
派生词：intensity
重难点词精讲
assign
pay off
一词多义
前缀co-
defeat
搭配义
burst
seize
合成名词
一词多义
搭配义
搭配义
burst
突然大笑
突然大哭
炸弹爆炸
burst into tears / burst out crying
burst into laughter / burst out laughing
the burst of a bomb
burst
■ (burst, burst) v
vt & vi（使）爆裂；（使）爆炸：
In the city, the water pipes in some buildings cracked and burst.
Don’t burst that balloon.
He burst the chains that held him.
vi 突然出现：
The police burst into the house and arrested the gang.
The storm burst and we all got wet.
burst in on / upon 突然闯入而打断：
burst in on a meeting
burst into 突然迸发：
They burst into tears / laughter / cheers.
burst on / onto（指突然成功）突然出现在：
In the 1980s, the Chinese women’s volleyball team burst onto the international volleyball scene with several major world titles. 外研新选必① – 3
burst out 突然大声喊叫；突然……起来：
burst out crying / laughing / cheering
■ n [C] 爆裂；爆炸；迸发；突发：
the burst of a bomb
a burst of laughter / anger
assign
分配（某物）；布置（工作、任务等）：
Students must live in the assigned room and are not permitted to change dormitories privately.
assign homework
assign sb sth / assign sth to sb:
The monitor assigns me a task. / The monitor assigns a task to me.
委派；指派：
① assign sb to sb / sth:
In Rio, the Chinese women’s volleyball team was assigned to the “group of death”. 外研新选必① – 3改
② assign sb to do sth:
I was assigned to teach physical education to a secondary school.
词源解读：as- (to 朝、向) + -sign (make a sign 做标记) → 在选定的人 / 物上做标记 → 指定；委派
assignment
n
[U] 分配；指派：
assignment of the various tasks
[C] & [U]（分配的）任务；作业：
homework / maths assignment
She stayed late to complete / finish a class assignment.
This is a really tough assignment, and I believe you’re the only person who can handle it.
assign + -ment
分配（某物）；布置（工作、任务等）
指定
（基本义）
委派；指派
指定“人”到某个位置、职位
指定“物品或任务等”到人
assign 语义网络图
根据所给提示，完成句子。
团队合作获得了成功。
Teamwork ___________________.
paid off
succeeded
pay off
pay off
还清（欠债等）：
Once we’ve paid off the debts, we’ll owe money to no one.
取得成功；得到好结果：
He studied hard before the examination, and it paid off. He made an A.
付清工资后解雇；遣散：
Over 1,000 workers will be paid off if this factory closes.
用于pay off sth 或 pay sth off结构。通常接account, debt, loan等作宾语。
用于sth pay off 结构。通常用effort, hard work, persistence等作主语。
用于 pay sb off 结构。
基本义“付清”
付清
（基本义）
还清（欠债等）
付清工资后解雇；遣散
“付清”工资后解雇某人
“付清”债务等
pay off 语义网络图
取得成功；得到好结果
“付清”努力取得结果
defeat
挫败并不是最糟糕的失败，不去尝试才是真正的失败。
defeat
vt
击败；战胜 (beat)：
defeat an enemy
Our team was narrowly defeated in the final.
使（计划、希望等）落空；使受挫 to stop sth from being successful：
Don’t let your arms relax as that would defeat the object / purpose of the exercise.
n
[C] & [U] 击败；战败；失败：
suffer a defeat
acknowledge / admit / accept defeat
de- (un-, not) + facere (to do, perform 做) ，不做的结果就是“毁灭”，引申为“打败”
根据汉语，写出单词的正确形式。
Suddenly she ______________（抓住）my hand and ran.
grabbed
/ seized
seize
seize vt
抓住 (grab)；逮捕：
seize sb by the arm
seize a thief
夺取；占领：
seize power
抓住；把握（时机等）：
I will seize the golden chance to go abroad.
（情绪）突然侵袭；突然控制：
I was ready to pay for my bananas at the grocery, when fear seized me. My wallet was gone. 2019 天津改
seize on / upon 抓住（可利用的事物）；突然对……大为关注：
Bob seized on the rain as an excuse for missing school.
抓住
seize
（基本义）
抓住人或人的身体部位
抓住某个地方或权利等
抓住机会等
被某种情绪抓住
seize 语义网络图
抓住；逮捕
夺取；占领
抓住；把握（时机等）
（情绪）突然侵袭；突然控制
前缀co-
说出如下单词的汉语释义。
co- + author (n 作者) → co-author n _______________
co- + worker (n 工人) → co-worker n _______________
co- + exist (v 生存) → coexist v _______________
co- + production (n 生产) → co-production n _______________
co- + education (n 教育) → co-education n _______________
co- + discoverer (n 发现者) → co-discoverer n _______________
co- + star (n 明星) → co-star v _______________
前缀 co- 可加在名词或动词前构成新词，前缀 co- 的意思是“和……一起 / 共同 (together with)”。
同事
（书或文章的）合著者
共存；和平共处
联合生产
男女同校教育
共同发现者
（由明星演员）联袂主演
合成名词
说出如下合成名词的汉语释义。
team + mate → teammate n _______________
foot + step → footstep n _______________
teen + age → teenage n _______________
back + board → backboard n _______________
voice + mail → voicemail n _______________
rain + coat → raincoat n _______________
come + back → comeback n _______________
team + work → teamwork n _______________
note + book → notebook n _______________
队友
脚步声
青少年
篮板
语音信箱
雨衣
复出
团队合作
有些合成词是由两个词直接连在一起构成的，其释义可以由两个词的释义直接推断出来。
笔记本
本单元金句汇总
1. They burst into tears / laughter / cheers.
2. The monitor assigns me a task. / The monitor assigns a task to me.
3. This is a really tough assignment, and I believe you’re the only person who can handle it.
4. He studied hard before the examination, and it paid off. He made an A.
5. Our team was narrowly defeated in the final.
6. I will seize the golden chance to go abroad.
随堂检测
burst
一、写出下列句子中画线部分精准的汉语释义。
1. That balloon will burst if you blow it up any more. ___________
2. In the 1980s, the team burst onto the international volleyball scene with several major world titles. ___________
3. I was in such a hurry that I knocked into a man. Then I closed my eyes and prepared myself for his burst of anger. ___________
二、在空白处填入1个适当的单词。
1. The sun burst __________ the clouds.
2. My father would burst _______ the kitchen bouncing a tennis ball.
爆裂
into
突然出现在
怒火
through
assign
一、写出下列句子中画线部分精准的汉语释义。
1. They’ve assigned their best man to the job. ___________
2. The teacher has assigned each of us a holiday task. ___________
3. You will need to complete three written assignments per semester.
___________
二、在空白处填入1个适当的单词或括号内单词的正确形式。
1. In Rio, the Chinese women’s volleyball team was assigned ________ the “group of death”.
2. Our first ____________ (assign) was to read two short stories and then discuss which one was better.（2011 湖南）
assignment
选派
分配
书面作业
to
pay off
一、根据句意，选出pay off 的最佳释义。
_____ 1. Finally, that hard work paid off and now the water in the river is cleaner than ever.（2014 全国）
_____ 2. We decided to move there and tried to find a rental house that we could afford while also paying off a mortgage（抵押贷款） on our ruined house.


还清（欠债等） 取得成功；得到好结果
二、根据所给提示，将下列句子译成英语。
1. 他们将在25年内还清债务。
_____________________________________________________
_____________________________________________________
2. 辛勤的劳动没有白费。（2015 福建）_____________________________________________________
3. 我希望现在付出的努力会得到好结果。（2011 山东）
_____________________________________________________
They will pay off their debts within 25 years. / Their debts will be paid off within 25 years.
Hard work pays off.
I hope that the great effort I am making will pay off.
4. 多亏了我最亲爱的老师，我所有的努力有了回报，最终我成了尖子
生。(top) （2014 山东）
____________________________________________________________
____________________________________________________________
5. 这位运动员最后赢得奥运会金牌的时候，她多年的艰苦训练有了回报。（2012 安徽）
____________________________________________________________
____________________________________________________________
Thanks to my dearest teacher, all my efforts paid off and finally I became a top student.
The athlete’s years of hard training paid off when she finally won the Olympic gold medal.
写出下列句子中画线部分的汉语释义。
1. Six months after suffering our defeat on the spring practice field, we won our first game and our second, and continued to improve.（2018 天津） _______
2. The best way to defeat a passive self-image is to step back and decide to stress your successes.（2008 广东） _______
3. She was a woman who hated to admit defeat. _______
4. We were defeated by 3 goals to 2. _______
5. Our ambitions（雄心壮志）for this tournament have been defeated by the weather. _______
战败
defeat
战胜
认输
击败
使……落空
写出下列句子中画线部分的汉语释义。
1. I seized his arm and made him turn to look at me. ___________
2. A group of soldiers seized the airport. ___________
3. The gunmen were seized at 1 am. ___________
4. When she saw his face, she was seized by fear. ___________
抓住
占领
逮捕
感到无比恐惧
seize
谢
谢
观
赏

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