资源简介

(共44张PPT)
教材突破
选择性必修　第四册
Unit 3　Sea exploration
基础知识 · 回顾
① extend one's heartfelt thanks/gratitude to 由衷感谢
② extension n. 延伸；扩大；延期
③ extensive adj. 广阔的；大量的；广泛的
④ extended adj. 延长了的；扩展了的
an extended family 一个大家庭
1
extend / k'stend/ vt. 扩展；使伸长；延长
核心词汇
[先讲解]
【写作金句】　Learning your winning the first prize in the Traditional Chinese Culture Contest organized by our city, I'm writing to extend my sincere congratulations to you. 得知你在我市组织的中国传统文化竞赛中获得一等奖，我写信向你表示衷心的祝贺。(祝贺信)
① negotiate with sb. about sth. 与某人协商某事
② negotiation n. 谈判；协商
under negotiation 在协商中
in negotiation with 和……协商
③ negotiable adj. 可协商的
2
negotiate /n 'ɡ ie t/ vt. 商定；达成(协议)　vi. 谈判；磋商；协商
【写作金句】The platform will negotiate with hotel operators to work out a proper solution for both sides. 该平台将与酒店运营商协商，为双方制定合适的解决方案。　
① withdraw money 取钱
withdraw (sb./sth.) from (使)撤回；退出
withdraw into oneself 不与人交往
② withdrawal n. 撤走；收回；退出；取款
3
withdraw /w 'dr / vi. & vt. (withdrew, withdrawn) (使)撤回；撤离
【写作金句】　[译林选必二U3P34]After I lost my right hand in a car accident two years ago, I began to withdraw into myself, believing I would never be able to lead a normal life again. 两年前，我在一场车祸中失去了右手，此后我开始封闭自我，认为自己再也无法过正常的生活了。
① at hand 在手边，在附近；接近
at first hand 第一手；亲自
on hand 现有(尤指帮助)
by hand 用手工
on the one hand... on the other hand 一方面……，另一方面……
hand in hand 手拉手；密切关联
give sb. a hand 帮助某人
② hand down 传下去
hand out 分发
hand over 移交
hand in 提交；上交
4
in hand 在手头；可供使用
【写作金句】　As an old saying goes, “Success and failure always go hand in hand.” 正如一句老话所说，“成功与失败总是如影随形。” (演讲稿)
① at the mercy of 任由……摆布；对……无能为力
show mercy to 怜悯……
have mercy on 对……表示怜悯
without mercy 残忍地；毫无同情心地
② merciful adj. 宽大的；仁慈的
be merciful to sb. 对某人仁慈
5
mercy /'m si/ n. 仁慈；宽恕；恩惠
【写作金句】　[译林选必四U1P11]A ship without an anchor is at the mercy of the waves and winds; likewise, a person who has no sense of responsibility is at the mercy of their own careless and thoughtless behaviour. 没有锚的船任由风浪摆布；同样，一个没有责任感的人也会任由自己粗心大意的行为摆布。(主旨升华)
① take possession of 拥有
come into possession of 继承
in possession of 拥有
in the possession of sb.＝in sb.'s possession 为某人所有；归某人所有
② possess vt. 拥有；具有(特质)
be possessed by 为……所支配
6
possession /p 'ze n/ n. (usually pl.)个人财产；拥有；控制
【写作金句】　[译林选必四U1P14]Honesty and the ability to accept responsibility are among the most important qualities that a person can possess. 诚实和承担责任的能力是一个人所能拥有的最重要的品质之一。(主旨升华)
【特别提醒】
① possess不用于进行时。
② in possession of表示主动，其主语通常是人，意为“占有，拥有”；in the possession of表示被动，其主语通常是物，意为“被/为……占有”。
The old man is in possession of a large company.
＝A large company is in the possession of the old man.
这个老人拥有一家大公司。
核心词汇
[再练习]
考点1　extend的相关用法
① [外研必修三U2P23改]Since 1953, UNICEF has taken up an __________(extend) mission to help children in the developing world.
② He first entered Britain on a six-month visa, and was given a further ___________ (extend) of six months.
③ [写作迁移]我要向这些年来帮助过我的所有人表示衷心的感谢。　
I'd like to ________________________________________________________ who have helped me over the past years.
extended
extension
extend my heartfelt thanks/gratitude to all the people
考点2　negotiate的相关用法
① [译林选必四U2P17改] If you are a business person _____________(negotiate) with a large enterprise about a deal, you should do it face to face.
② The budget for this project is flexible, meaning that all expenses are ___________ (negotiate) during our discussions.
③ It is reported that the _____________(negotiate) broke down because one side refused to keep the rule.
④ [写作迁移]我将与他们的教练协商比赛日期。
___________________________________ about the date of the match.
negotiating
negotiable
negotiation
I will negotiate with their coach
考点3　withdraw的相关用法
① They __________(withdraw) 100 dollars from a bank account after checking out of their hotel.
② The commander-in-chief was given 36 hours to secure a ____________(withdraw) of his troops from the combat zone.
③ [人教选必四U3P28]The tennis player withdrew ______ several tournaments due to injury.
withdrew
withdrawal
from
考点4　in hand及其拓展短语的相关用法
① We cannot always observe the traditions _____________ to us from the past.
② Having enough data _________, we can set out to carry out our plan as scheduled.
③ Relief goods were quickly ____________ to the people in the flood-stricken area.
④ You'd better keep a dictionary close _________ so that you can look up unfamiliar words in it.
handed down
in hand
handed out
at hand
考点5　mercy的相关用法
① I never have mercy _______ overconfident people because they can comfort themselves everywhere.
② Nicholas was very kind, ____________(mercy) and generous.
③ [写作迁移]如果没有应急计划，你就会受许多意料不到的事情的牵制。
Without an emergency plan, you would leave yourself ________________________ ____________________.
on
merciful
at the mercy of many unexpected things
考点6　possession的相关用法
① With his business going on well, he at first ___________ big houses and cars; and later he took ______________ of stocks of different companies. Eventually, he found that everything he dreamed of was in his ______________. (possess)
② [北师选必一U3P72]Mathilde focuses on her lack of ____________(possess) such as gowns and jewellery instead of enjoying the life she has.
③ [写作迁移]直到所有文件都签了字你才能拥有这所房子。(一句多译)
→You can't _____________________ until all the papers have been signed. (possess)
→You can't ____________________________ the house until all the papers have been signed. (possession)
→The house can't be ________________________ you until all the papers have been signed. (possession)
possessed
possession
possession
possessions
possess the house
take/be in possession of
in the possession of
1
league /li ɡ/ n. 等级，水平；联赛，联合会
一词多义
【对点微练】　赏句猜义
① Football is one of the most popular sports in the world and many countries have their own football leagues. ________________
② When it comes to cooking, I'm not in her league. ______________
联赛，联合会
等级，水平
2
channel /'t nl/ n. 航道；途径，渠道；频道；方法，手段；水渠；海峡
【对点微练】　赏句猜义
① [译林选必二U1P11]As media channels have grown in number and type, so have advertisements. ________
② Music is a great channel for releasing your emotions. ______________
③ The English Channel separates England and France. ________
④ [人教选必四U2P23]Then they cut a channel through Mount Yulei to discharge the excess water. ________
渠道
方法，手段
海峡
水渠
3
coverage /'k v r d / n. 新闻报道；覆盖范围；信息范围
【对点微练】　赏句猜义
① [人教选必四U3P28]When the journey ended, Zac's adventure received widespread media coverage. ____________
② The magazine has extensive coverage of diet and health topics. ____________
③ Immunization(免疫) coverage against fatal diseases has increased to 99% in some countries. ____________
新闻报道
信息范围
覆盖范围
4
exploit / k'spl t/ vt. 开发；利用；剥削
【对点微练】　赏句猜义
① Every time a new technology is being introduced, criminals are there to exploit it.
________
② They are planning to exploit the oil under the sea. ________
③ What is being done to stop employers from exploiting young people ________
利用
开发
剥削
① 句中what became known as the Silk Road为what引导的宾语从句，作介词along的宾语。
② what引导的宾语从句放在介词或动词之后，从句中使用陈述语序。what在从句中作主语、表语或宾语，表示“……的地方/东西/样子”。
what引导宾语从句
重难句式
【课本原句】 In ancient times, silk from China found its way overland to India, the Middle East, and Rome, along what became known as the Silk Road.
在古代，来自中国的丝绸沿陆路运至印度、中东和罗马，这条路后来就是闻名遐迩的“丝绸之路”。
【写作迁移】 　完成句子
① 我们现在生活在所谓的信息时代。
We now live in ___________________ the Information Age.
② 我们的家乡变化很大，它现在与十年前的样子完全不同。
Our hometown has changed a lot, and now it is quite different from ______________ ________________________.
what is called
what it used to be 10 years ago
写作能力 · 提升
素材积累
应 用 文 话题：海洋探索
【好词记忆】
1. die out 灭绝　　　　　　　　　　　　　　　　
2. deep-sea exploration 深海探索
3. get involved in 参与，卷入，涉及
4. a variety of resources 各种资源
5. maintain ecological balance 保持生态平衡
6. beach clean-up activities 海滩清理活动
应 用 文 7. protect the marine environment 保护海洋环境
8. take immediate measures 立即采取措施
9. prevent people from overfishing 防止人们过度捕捞
10. for the benefit of future generations 为了子孙后代的利益
应 用 文 【好句背诵】
1. with复合结构
With World Oceans Day approaching, our class had a heated discussion on sea exploration.
在世界海洋日到来之际，我们班就海洋探索展开了热烈的讨论。
2. 无灵主语句
The past few years have witnessed a rapid reduction in the number of sea creatures, some even being in danger of extinction.
过去几年，海洋生物的数量迅速减少，有些甚至濒临灭绝。
应 用 文 3. not only...but also连接两个并列的句子
Not only does the ocean maintain the ecological balance, but it also provides us with abundant resources.
海洋不仅维持着生态平衡，而且为我们提供了丰富的资源。
4. It is high time that＋虚拟语气
Therefore, it is high time that we took effective measures to protect and preserve healthy marine ecosystems.
因此，现在正是我们采取有效措施保护和维护健康海洋生态系统的时候了。
读 后 续 写 【修辞手法】
拟人：将非人的事物赋予人的特征，如情感、动作或言语。
1. The flowers danced. 花儿起舞。　　　　　　　
2. Time flies. 时光飞逝。
3. The wind whispers. 微风轻吟。　
4. The city never sleeps. 这座城市永不眠。
5. Opportunity knocks. 机遇降临。　　
6. The stars twinkle and wink. 星星闪烁，眨着眼睛。
7. The thunder roars. 雷声怒吼。　　　
8. The rain taps on the window. 雨点轻敲窗户。
9. Fate plays a trick. 命运捉弄人。　　　
10. The moon hides behind clouds. 月亮躲在云朵后面。
实战演练
应用文(通知：科普讲座)
Notice on “Sea Exploration” Science Lecture
Dear Schoolmates，
1. _________________________________________________________________ (为了激发大家对海洋科学的兴趣，并拓展我们的视野), our school will hold a “Sea Exploration” lecture in the lecture hall at 4 p.m. this Thursday.
To arouse our interest in marine science and broaden our horizons
2. __________________________________________________________________ ________________________________________ (海洋覆盖了地球表面 70% 以上的面积，蕴藏着无数有待探索的奥秘). During the lecture, a marine scientist will share stories of deep-sea expeditions and introduce new technologies used in sea exploration. 3. ________________________________________________________________________________________________________________________________________________ (这场讲座极具价值，因为它不仅强调了保护海洋生态系统的必要性，还激励我们去关注海洋的未来).
Please arrive 10 minutes earlier and keep quiet during the lecture. Let's embrace this chance to learn more about the blue world!
The School Science Club
June 16, 2025
The ocean, covering over 70% of the Earth's surface, holds countless mysteries waiting to be explored
The lecture is particularly valuable because it not only highlights the importance of protecting marine ecosystems but also inspires us to care about the ocean's future
读后续写(修辞手法：拟人)
4. 今夜，月亮躲在了云朵之后，浩瀚的夜空中，繁星闪烁，反倒显得愈发明亮了。
_________________________________________, making the stars seem brighter as they twinkle in the vast dark sky.
5. 机遇只会降临在那些勤奋努力、时刻准备的人身上，他们绝不会放弃自己的梦想。
____________________________________________________________________. They will never give up on their dreams.
The moon hides behind clouds tonight
Opportunity knocks only for those who work hard and stay prepared
必备知识 · 过关
Ⅰ. 英汉互译(每空1分，共15分)
1. ________ n. 笔记本电脑
2. ______ n. 纽带；关系
3. ______ n. 故事；叙述
4. ________ n. 等级；水平；联合会
5. _________ n. 航道；海峡；频道
6. _____ n. 税；税款
7. ___________ n. 名录；电话号码簿
8. _____ n. 正式记录；日志；原木
laptop
bond
tale
league
channel
tax
directory
log
9. fleet n. ____________________
10. underwater adv. __________
11. coral n. ________
12. marine adj. ____________________________
13. capsule n. ________________
14. spice n. ______________
15. press conference __________________________
舰队；机群；车队
在水下
珊瑚
海的；海产的；海生的
胶囊；太空舱
(调味)香料
记者招待会；新闻发布会
Ⅱ. 词汇拓展(每空1分，共23分)
1. _________ n. 混合物→mix v. 使混合→_______ adj. 混合的
2. negotiate v. 商定；达成(协议)→_____________ n. 磋商；协商
3. mercy n. 仁慈；宽恕→__________ adj. 仁慈的；怜悯的→___________ adj. 毫不怜悯的；无情的
4. extend v. 扩展；延长→___________ adj. 广阔的；大量的→___________ n. 扩大；延伸
5. profession n. 职业；行业→_____________ adj. 专业的；职业的→__________ n. 教授
mixture
mixed
negotiation
merciful
merciless
extensive
extension
professional
professor
6. __________ n. 迁移；迁徙→migrate v. 迁移；迁徙→________ n. 移民；候鸟
7. __________ n. 新闻报道；覆盖范围→cover v. 报道；覆盖
8. _________ v. 鼓掌→__________ n. 鼓掌；喝彩
9. ________ v. & n. 谋杀→__________ n. 杀人犯
10. __________ n. 反对者；对手→__________ adj. 相反的；对面的→________ v. 反对
11. _________ v. 开发；利用；剥削→______________ n. 利用；开发；剥削
12. __________ v. (使)撤回；撤离→____________ n. 撤回；撤离；取款
migration
migrant
coverage
applaud
applause
murder
murderer
opponent
opposite
oppose
exploit
exploitation
withdraw
withdrawal
Ⅲ. 重难短语(每空2分，共30分)
1. ____________ 寻找；搜索
2. __________ 起航；开航
3. __________________________ 独领风骚
4. _______________ 退出；撤回
5. _______________ 作为……的回报
6. _________ 在手头；可供使用
7. _______________ 残忍地
8. _____________ 目的是；以便；为了
search for
set sail
in a league of one's own
withdraw from
in return for
in hand
without mercy
in order to
9. _______________ 在职业上
10. _______________________________________ 巩固……和……的关系
11. ______________ 被逮捕
12. __________________________ 为某人所有
13. ________________ 取钱
14. ___________________ 在协商中
15. _______________ 把……与……混合
by profession
strengthen the bonds between...and...　
get arrested
in the possession of sb.
withdraw money
under negotiation
mix...with...
Ⅳ. 单词拼写(每题1分，共8分)
1. [译林选必四U1P11]A person who has no sense of responsibility is at the _______(仁慈) of their own careless and thoughtless behaviour.
2. [北师必修一U2P43]Hard martial arts techniques are more effective if you are more skilful, more powerful and faster than your __________(对手)．
3. [北师选必四U10P21]The Emperor's home, the Forbidden City, was in the centre of Beijing and the homes of the nobles and wealthy citizens were in the hutongs closest to the _______(皇家的) palace.
4. [外研必修二U4P55]Seeing all my family and friends in the audience _________ (鼓掌) me, I felt so confident and grateful.
mercy
opponent
royal
applaud
5. [人教选必四U3P26]However, ___________(商人) and explorers from the East set sail from east to west many years before Columbus first did.
6. [外研选必一U3P46]Last Saturday, I went to the school playground to watch the final of the 4×100-metre relay at our annual sports ____________(锦标赛，联赛).
7. [北师必修二U6P65]China's first ________(有人控制的) spaceship lifted off on 15 October, 2003.
8. [外研选必二U4P55]The television, ___________(与此同时), is a window on the world, giving us quick and easy access to other cultures and lifestyles.
merchants
tournament
manned
meanwhile
Ⅴ. 单句语法填空(每题1分，共8分)
1. [人教选必四U5P52]Please close your eyes and think of someone _____________ (profession) and successful.
2. [外研必修一U5P66]One of the most wonderful ____________(migrate) in nature is that of the North American monarch butterfly.
3. [北师选必二U6P66]And if I ask you to leave your phone at home when we go out, you sulk and get twitchy, almost as if you're suffering ____________(withdraw) symptoms.
4. [北师选必三U9P66]In 2014, a woman ______________(arrest) for a minor incident and her DNA was profiled.
professional
migrations
withdrawal
was arrested
5. [外研选必四U4P52]What really matters is a sound business plan, access to capital, and good management and _________________________(negotiate) skills.
6. [北师选必二U4P21]Aside from the physical comedy, the film shines a light on the ______________(exploit) of workers on production lines.
7. [外研必修二U1P14]The combination of _______(spice), salty, sweet and sour flavours makes Gong Bao Chicken hard to resist.
8. [人教选必四U4P39]The only _____________(possess) I could see were one broom, a few saucers, a kettle, cups, pans, and a couple of jars.
negotiating/negotiation
exploitation
spicy
possessions
Ⅵ. 高级句式表达(每题4分，共16分)
1. 少讲多做是大智者的特性。(动词不定式作主语)
__________________________________ is the characteristic of great minds.
2. 1492年哥伦布到达了现在所称的美洲大陆。(what引导宾语从句)
In 1492, Columbus reached ______________________________.
3. 全球变暖已经成为海洋生物的一大威胁，迫切需要尽一切努力来对抗全球变暖。(There is...need to do sth.)
____________________________________________________________________, which has become a great threat to sea creatures.
4. 一切都准备好了，他相信他会成功的。(with复合结构)
____________________________, he believed he could succeed.
To say little and perform much
what is now called America
There is an urgent need to try every means to fight against global warming
With everything prepared

展开更多......

收起↑