2021-2022学年人教版（2019）高中英语：选择性必修四 Unit3 Sea exploration 教材知识串讲课件（39张ppt）

2021-2022学年人教版（2019）高中英语：选择性必修四 Unit3 Sea exploration 教材知识串讲课件
I.阅读单词————-知其意
1. coral n. _____
2. marine adj. ____________________
3. bond n. __________ vt. & vi. ________________________
4. log vt. ________________________ n. ________________
5. directory n. ______________________________________
6. opponent n. ____________________
7. league n. _________________________
珊瑚
海的；海产的；海生的
纽带；关系 增强信任关系；使牢固结合
把……载入正式记录；记录 正式记录；日志；原木
名录；电话号码簿；(计算机文件或程序的)目录
反对者；对手；竞争者
等级；水平；联合会；联赛
I.阅读单词————-知其意
8. spice n. ____________
9. maritime adj. ____________________
10. manned adj. ______________________
11. merchant n. ____________ adj. __________
12. behold vt. ________
13. fleet n. ________________
14. gallon n. ______________________________________
(调味)香料
海的；海运的；海事的
有人控制的；需人操纵的
商人；批发商 海上货运的
看；看见
舰队；机群；车队
加仑(容积单位，1英制加仑约等于4.5升)
I.阅读单词————-知其意
15. submersible n. ______________
16. channel n. ________________
17. royal adj. ______________________
18. tournament n. ____________
19. laptop n. ______________________
潜水器；可潜船
航道；海峡；频道
皇家的；王室的；高贵的
锦标赛；联赛
笔记本电脑；便携式电脑
II.重点单词————-知其形
1. ________________ vt. & vi. 鼓掌 vt. 称赞；赞赏
2. ________________ adv. 与此同时；(比较两方面)对比之下
3. ________________ n. 逮捕；拘留；中止 vt.逮捕；拘留；阻止
4. ________________ n. 政治；政治观点
5. ________________ n. 故事；叙述
6. ________________ vt. 对……征税；使纳税 n. 税；税款
7. ________________ adv. 在水下 adj. 水下的
8. ________________ vi. & vt. (使)撤回；撤离
applaud
meanwhile
arrest
politics
tale
tax
underwater
withdraw
III.拓展单词————-知其变
1. ____________ vt. 扩展；使伸长；延长
→____________ n. 延长；扩展；延长物；延伸
→_________ adj. 广阔的；大量的；大规模的；广泛的；全面的
2. _________ vt. 商定；达成(协议) vi. 谈判；磋商；协商
→___________ n. 协商；谈判
3. __________ n. 职业；行业
→____________ adj. 专业的；职业的
→_________ n. 教授；讲师；教员
extend
extension
extensive
negotiate
negotiation
profession
professional
professor
III.拓展单词————-知其变
4. _______ n. 混合；结合体；混合物
→__________ vt. & vi. 混合
→____________adj. 复杂的；混合的
5. ________ n. 新闻报道；覆盖范围
→_____ vt. 报道；覆盖；盖；包括；涉及
6. _________ n. 迁移；迁徙；移居
→_______ vi. 迁移；迁徙；移居
mixture
mix
mixed
coverage
cover
migration
migrate
III.拓展单词————-知其变
7. _____________ vt. 开发；利用；剥削
→____________ n. 开发；利用；剥削；压榨；开采
8. ______ vt. 谋杀；凶杀；毁坏 n. 谋杀；凶杀
→________ n. 谋杀犯；杀人犯；凶手
9. ____________ n. 仁慈；宽恕；恩惠
→_____________ adj. 仁慈的；宽容的；宽大的
exploit
exploitation
murder
murderer
mercy
merciful
III.拓展单词————-知其变
10. __________ n. 个人财产；拥有；控制
→_______ vt. 拥有；具有；持有
→__________ adj. 占有欲强的；自私的
→_________ adj.着了魔的；鬼迷心窍的；
(文)具有(某种品质、能力等)
possession
possess
possessive
possessed
IV.单元短语————-再认再现
1. ______________________ 作为……的回报
2. ______________________为了……的利益
3. ______________________首先
4. ______________________作为……而出名
5. ______________________ 退出；撤回
6. ______________________起航；开航
in return for
for the benefit of
first of all
be known as
withdraw from
set sail
IV.单元短语————-再认再现
7. ______________________各种各样的
8. ______________________残忍地
9. ______________________ 窥视；调查；研究
10. ______________________ 采取行动
11. ______________________在手头；可供使用
12. ______________________长大
a variety of
without mercy
look into
take action
in hand
grow up
V.教材句式————-举一反三
1. From a scientific point of view, there is an urgent need to study the Arctic in order to understand climate change and its effects.（There be ... need to do sth.）
很有必要制定法律保护濒危动物。
____________________________________ to protect endangered animals.
There is an urgent need to make laws
V.教材句式————-举一反三
2. The day is marked in a variety of ways, including the launching of new campaigns and initiatives, and holding special events, all working to advance ocean conservation and education.（独立主格结构）
在导游的带领下，我们轻松地穿过了森林。
_________________________,we easily got through the forest.
The guide leading the way
1. possession n. 个人财产；拥有；控制
(1)be in possession of ... 拥有……(表示主动)
be in the possession of ... 被拥有(表示被动)
take possession of 拥有；占有；开始接手；(足球等运动中)控制(球)
(2)possess vt. 拥有；持有
(3)possessed adj. 着了魔的；鬼迷心窍的；(文)具有(某种品质、能力等)
be possessed of 拥有；具备
(4)possessive adj. 占有欲强的；自私的
1. possession n. 个人财产；拥有；控制
单句语法填空
①All customers travelling on TransLink services must be __ possession of a valid ticket before boarding.
②Lucy told me that the necklace was one of her most treasured ___________ (possess)．
③You will take possession __ the new house in three months according to the contract.
in
possessions
of
2. mercy n. 仁慈；宽恕；恩惠
(1)without mercy 残忍地；毫不留情地
at the mercy of 任凭……的摆布
have mercy on 对……仁慈
show (no) mercy to 对……(不)仁慈
(2)merciful adj. 仁慈的；宽大的；宽容的
(3)mercifully adv. 幸运地；宽大地；仁慈地
(4)merciless adj. 非常残忍的；冷酷无情的；不宽容的
2. mercy n. 仁慈；宽恕；恩惠
单句语法填空
①Thanks to the ________(mercy) lady, I had money to buy a ticket home.
②If the shopper had had mercy __ the boy, he would have got the geography book.
③Why did you show mercy __ the thief who had stolen your money?
merciful
on
to
2. mercy n. 仁慈；宽恕；恩惠
完成句子
他父亲毫不留情地把他赶出了家。
①His father drove him out of home _____________.
这艘船受大风和海浪的摆布。
②The ship was _______________ the strong winds and waves.
without mercy
at the mercy of
3. arrest n. 逮捕；拘留；中止
vt. 逮捕；拘留；阻止；引起 ……的注意；吸引
(1)under arrest 被捕
make an arrest 展开拘捕行动
(2)arrest sb. for (doing) sth.因(做)某事逮捕某人
arrest one's attention 吸引某人的注意力
单句语法填空
①A man found involved in the robbery ____________ (arrest) and was sentenced to three years in prison.
②Robert was arrested ___ faking(伪造) some famous paintings, which surprised us so much.
③The murderer was _____ arrest in a small village located in the south of the country.
was arrested
for
under
橱窗里的电动玩具吸引了小男孩的注意。
①The electric toy in the window ____________________________.(attract)
②The electric toy in the window _____________________________.(arrest)
③The electric toy in the window _____________________________.(catch)
attracted the little boy's attention
arrested the little boy's attention
caught the little boy's attention
4. mixture n. 混合；结合体；混合物
(1)mix v. (使)混合；掺和；调配
mix ... with ... 把……和……混合
mix with sth. 与某物相融合
mix up 弄乱；混淆；搅匀；拌和
(2)mixed adj. 复杂的；混合的
4. mixture n. 混合；结合体；混合物
单句语法填空
①As is known to us, oil can not mix ____ water.
②We listened to the news with a _______ (mix) of surprise and horror.
③With _____ (mix) feelings on mind, she didn't know what to do next.
④The twin brothers are so alike that I always get them mixed _______.
with
mixture
mixed
up
5. in hand 在手头；可供使用
(1)at hand 在手边；在附近
by hand 用手
hand in hand 手拉手；与……共存
on the one hand ..., on the other hand ... 一方面……，另一方面……
(2)hand back 归还；交还
hand down 把……传下去
hand in 上交
hand out 分发；散发
hand over 移交
5. in hand 在手头；可供使用
单句语法填空
①With so much work ____ hand, I can't spare some time for my holiday.
②The musical instrument is made __ hand, so it will take him about three months to complete it.
③Good traditions should be handed _______ from generation to generation.
④Handing ___ sliced oranges to bloodthirsty kids can be as exciting as watching your own kid score a goal.
in
by
down
out
5. in hand 在手头；可供使用
完成句子
运气不会单独来。它与勤奋和知识齐头并进。
①Luck doesn't come alone. It _________________ with hard work and knowledge.
一方面，你学习很努力；但另一方面，你还没有把需要的东西全学到手。
②_________________,you have studied very hard, but ___________________, you have not learned as much as you need.
goes hand in hand
On the one hand
on the other hand
6. a variety of 各种各样的
(1)varieties of/a variety of 各种各样的
(2)vary v. 变化；使多样化
vary from ... to ... 从……到……不等；在……到……之间变动
vary with 随……而变化
(3)various adj. 各种各样的；不同种类的
6. a variety of 各种各样的
单句语法填空
①However, a variety ____ types is represented here.
②Restaurants can offer a choice of music along with the _______ (variety) food choices on the menu, allowing customers more control over the atmosphere in which they are dining.
③Those companies provide _________ (variety) of best products on the market for teenagers to select for safety.
④Dialects vary from one province __ another in this big country.
⑤Everyone's usual body temperature varies ____ the time of the day.
of
various
varieties
to
with
7. look into 窥视；调查；研究
look back on 回顾；回忆
look on ... as 把……当作
look up 抬头看；查阅
look up to 尊敬；仰视
look down upon 看不起；鄙视
look forward to 盼望；期待
look out (for)留神；当心
look through 浏览；翻阅
look over 仔细查看
7. look into 窥视；调查；研究
单句语法填空
①The language is almost intoxicating(令人陶醉的), an aging writer looking back _____ an ambitious yet simpler time.
②As scientists look deeper ____ our genes (基因), they are finding examples of human evolution in just the past few thousand years.
③ “I prefer to go out and be out. Alone, but together, you know？” Bechtel said, looking __ from her book.
④Do look out ___ cars when crossing the street.
on
into
up
for
7. look into 窥视；调查；研究
完成句子
我直视着他的眼睛，要求他告诉我真相。
①I ____________________,asking him to tell me the truth.
他们盼望见到生活在国外的好朋友们。
②They _____________________________ the friends living abroad.
looked into his eyes
are looking forward to seeing
8. There be ... need to do sth.
(教材原文)From a scientific point of view, there is an urgent need to study the Arctic in order to understand climate change and its effects.
从科学的角度看，迫切需要研究北极以了解气候变化及其影响。
There be (no) need to do sth.(没)有必要做某事
There be (no) need for sth. 某事(没)有必要
There be (no) need for sb. to do sth. 某人(没)有必要做某事
There is no need for you to apologize for a minor slip. 你没必要为一个小失误而道歉。
8. There be ... need to do sth.
单句语法填空
①There is an urgent need ________ (build) a nature reserve in this area.
②Even if you make a mistake, there is no need ___ embarrassment.
to build
for
单句语法填空
1. Should the rich be heavily _____ (tax) in order to help the poor?
2. Boys usually like to listen to different _____ (tale) of adventure.
3. He refused ___________ (withdraw) his remarks and was expelled (开除) from the country.
4. His efforts to improve the situation are to ____________ (applaud)．
5. Five young men _____________ (arrest) in connection with one of the attacks.
taxed
tales
to withdraw
be applauded
were arrested
填入一个适当的词
1. Mr Smith gave me much help when I was in trouble, so I'll do something in return _____ his kindness.
2. I have typed out some lecture notes for the benefit ____ those people who were absent last week.
3. Samuel Clemens, who was known _____ Mark Twain, became a famous American writer.
4. The other day, several supermarkets were broken into in my community and a variety ① __ goods were stolen. The police took ②______ immediately to look ③____ the case. So far the robbers haven't been found. But the police said they would continue to search for the robbers using the information ④ __ hand and try their best to find the robbers.
for
of
as
of action into
in
语篇填空
The world-known Silk Road across the Eurasian Continent is a friendship bridge 1. _______ (link) European and Asian people. It is one of the most important theme tourist routes in the world and the most 2. ________ (value) tourist product in China. From the time Zhang Qian 3. ______ (open) up the world-famous Silk Road during the Han Dynasty, until the collapse of the
Yuan Dynasty, it enjoyed 4. _ history of about 1,600 years.
linking
valuable
opened
a
语篇填空
The Silk Road with 5. ___ (it) 2,000 years history has witnessed the historical changes and the progress of cultures 6. _________ (exchange) between China and the Western countries. The section in China, many ethnic cultures 7. ________ (include), is also as a jade belt. The peoples of
these ethnic groups have maintained their unique traditions and cultures, living habits and religious beliefs, 8. _____ are from the soul of the Silk Road and attract many tourists to visit.
its
exchanges
included
which
语篇填空
In fact, 9. _______ the Silk Road in its the northwest of China, there are another two trade roads in the southwest of China and by sea, which also contribute 10. _______ (great) to the development of the world. They are called “the Southern Silk Road” and “the Maritime Silk Road”．
besides
greatly
Bye-bye!