人教版（2019） 选择性必修第二册 Unit 1 Science and Scientists 复习课件-(28张ppt)
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| 名称 | 人教版（2019） 选择性必修第二册 Unit 1 Science and Scientists 复习课件-(28张ppt) |  | |
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| 科目 | 英语 | ||
| 更新时间 | 2022-10-11 18:38:12 | ||
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(共28张PPT)
2023年高考英语大一轮单元复习
选择性必修二 Unit1
By Gina
Aim
severe
frustrate
once and for all
contradictory
infection
subscribe
multiple/multi-
suspect
blame
link
decrease
transformation
micro-前缀
initial
calm
cast
defend
assistant
由于，因为
in charge of
break
above all
此外，而且
天赋 n/adj
1. severe [s 'v (r)] adj.极为恶劣的; 十分严重的; 严厉的
severe economic downturn 严重的经济衰退
severe economic problem 严重的经济问题
severe food shortage 严重的食物短缺
severe illness 严重的疾病
单词短语
比较级 more severe
最高级 most severe
2. frustrate v. 使懊恼，使沮丧
frustrating
adj. 令人懊恼的，令人沮丧的
frustration n. 懊恼，沮丧；受阻，挫败
frustrate sb 使sb感到挫败
Words frustrate her. 言语使他感到挫败。
She is often frustrated because of her study.
frustration education 挫折教育
单词短语
frustrated[fr 'stre t d]
adj. 懊恼的; 沮丧的;
失意的
The current situation is very frustrating for us.
目前的局势对我们来讲是令人懊恼的。
3.once and for all 最终地，彻底地
I need to have it out with her once and for all.
我有必要跟她公开彻底地把话说清楚。
单词短语
4. contradictory [ k ntr 'd kt ri]:
adj.相互矛盾的; 对立的; 不一致的
n.矛盾命题
比较级 more contradictory
最高级 most contradictory
The story is contradictory and has the opposite meaning.
这个故事是矛盾的，有相反的意思。
self- contradictory 自我矛盾
单词短语
be contradictory with 与...相矛盾
These ideas are contradictory with human nature.
这些观点与人的天性相矛盾。
5. .infection [ n'fek n]: n.
感染；传染
His creativity would infect other students.
同根词affect v. 影响
defect n. 缺陷
He was born with a hearing defect.
infect [ n'fekt]:
v. 使感染; 传染
单词短语
be infected with
传染上，感染上（疾病等）
There is a 60% probability that the population will be infected with the disease.
民众感染这种疾病的概率为60%。
6. subscribe [s b'skra b]:
v.认购(股份); 定期订购; 定期缴纳(会费)；
赞同 (support)
捐助 (donate)
subscribe to what he said
several magazines
the view
Many people subscribed money to the education fund.
单词短语
subscriber
n. （杂志等）订阅者，
消费者，用户，捐赠者
同意
订阅
赞成
向......捐赠.....
在.....上签署.....
millions of active subscribers 数百万活跃用户
7.multiple ['m lt pl]: adj
数量多的; 多种多样的
multiple deaths 多例死亡
multiple injuries 多处受伤
These creatures can multiply quickly.
这些生物能迅速大量繁殖。
Multiply 2 and 6 together and you will get 12.
单词短语
multiply v.
大大增加，倍增，
乘以，繁殖
multi- 前缀
多种
multimedia 多媒体/多媒体的
multinational 多国的
multifunctional 多功能的
multicultural 多元文化的
multicolored 多种色彩的
multiform
multiracial
multidirectional
多种形式的
多民族的
多方向的
8. suspect [s 'spekt]: v
怀疑；疑有；
不信任（mistrust） ['s spekt]: n.
n. 犯罪嫌疑人；可疑对象
suspect that… 觉得……；怀疑……
suspect … of (doing) sth 怀疑……(做过)某事
suspect sb/sth to be 怀疑sb/sth 是......
I’m suspicious about the man.
单词短语
suspected adj.
(伤病)疑似……的；被怀疑的
suspicious adj.
猜疑的；可疑的
suspicion n. 猜疑；嫌疑
被动式：be suspected of (doing)sth
类似： 主动
warn
remind
cure
rid ...of (doing) sth
convince
accuse
inform
被动式
be warned
be reminded
be cured
be rid of (doing) sth
be convinced
be accused
be informed
9. blame [ble m]: v把……归咎于；责怪；指责 n. 责备；指责
be to blame (for sth) (对某事)应负责；应受责备
take/accept/shoulder the blame for… 对……承担责任
blame A for B 因B而责备A
blame A on B 把A 的责任归咎于B上
指控某人（做）某事
charge sb with (doing) sth
accuse sb of (doing) sth
单词短语
类似短语
He blames me for his being here.
He blames me for everything.
10. link
n. 联系;纽带 ;链接
vt. 把……连接起来；相关联
link between A and B A与B之间的关系
be linked with/to... 与…有关
link A with/to B 把A与B联系起来；把A与B相连
link up with... 与…连接/联手
助记
单词短语
11.decrease n. 减少；降低；减少量
vt. & vi. (使大小、数量等)减少；减小；降低（decline，go down）
on the decrease 在减少中
decrease from...to… 从……减少到……
decrease to... 减少到……
decrease by... 减少了…
increase to... 增加到……
increase by... 增加了……
单词短语
反义词： increase
transform from sth into/to sth
把...转化（转变）为…
transform ...into...
把...转化（转变）为…
单词短语
12.transformation
n. 变化；转变；改观
transform v.
转化，转换，改造
trans-前缀
进入(另一个地方)
成为(另一状态)
超越，横穿，通过
translate
transport
transfer
transmit
transplant
transnational
transcontinental
翻译
运输，传送
转移，迁移
传播，传输
移植（器官等）
跨国的
横穿大陆的
13. micro-前缀
微型的
microscope
microwave
microgram
Microsoft
microbial
microbiology
microworld
microcomputer
microskirt
单词短语
显微镜
微波炉
微克
微软公司
微生物的
微生物学
微观世界
微型电脑
超短裙
14. initial [ 'n l]
adj. 最初的; 开始的; 第一的
initially
adv. 最初地; 开始地
近义词： original
近义词： originally
单词短语
15. calm
v. 使平静,使镇静
adj. 平静的，镇静的，沉着的
calmly
adv. 镇静地，沉着地
calm down 平静下来
keep calm=stay calm=remain calm 保持冷静
16. cast
vt. 投掷（throw forcefully）
投射（光，影）；把目光投向...；
(cast, cast)
n. [C] 全体演员
The die（n.骰子） is cast. 木已成舟。
The moon cast white light into the room.
皎洁的月光洒进了房间里。
She cast a quick look in the mirror.
她迅速看了一眼那面镜子。
单词短语
cast one’s mind back 回想，追忆
e.g
If you cast your mind back,you might recall that I never said that.
After the final performance the director held a party for the cast.
cast down 使沮丧，使失望
e.g. Don’t be cast down
The die is cast.
17. defend
vt. 保卫；防守为...辩护
defense/ce n. 防御；保卫；辩护；防御物
defender n. 捍卫者
单词短语
I’m going to karate lessons to learn how to defend myself.我要去参加空手道训练课，学习如何自我防守。
He has employed one of the top lawyers to defend him. 他请了一位顶尖律师为他辩护。
The towers were once an important part of the city’s defenses.那些高塔曾经是该城市防御体系中的重要组成部分。
He wanted to conduct his own defense.
他想自己为自己辩护。
defend...against/from… 保卫……免受……之害
同义词组：protect...from...
defensive
adj. 防御性的，自我保护的
defensive equipment 防御设备
18. assistant n. 助理；助手
assist vt. & vi. 帮助；协助 （同义词：help，aid）
assistance n. 协助；援助
assist (sb) with/in... 在……方面帮助（某人）
assist sb in doing sth 帮助某人做某事
单词短语
be of assistance (be of help)有帮助；有用处
with the assistance of...(with the help of)
=with one’s assistance(with one’s help) 在……的帮助下
19. 幸亏，由于
thanks to
due to
because of
owing to
as a result of
on account of
单词短语
20. in charge of
主管；掌管
take charge of
主管；掌管
in the charge of
由……掌管；负责
My uncle is in charge of the big company.
The big company is in the charge of my uncle.
21. break 短语
单词短语
*The thief broke away from the policemam.
*You must break away from such habits.
*The car broke down after an hour’s driving.
*Our plan have broken down.
*He broke in and stole my money.
*Her heath broke down under the pressure of work
*He broke in with some ideas of his own.
*Please don’t break in on my conversation.
*Police had to break up the crowd.
*Let’s break off for lunch.
*You’d better not break off the top.
break out (战争，火灾等)爆发
away from从...脱离，摆脱...
down 分解，发生故障，失败,
(身体)垮掉
in 打断，闯入, 插嘴
into闯入，破门而入
off 折断，突然终止,暂停
up 拆散，打碎, 结束，解散
22. above all
first of all
after all
in all=in total
all in all
单词短语
首先;最重要的是
首先
毕竟
总共
总之
23. 此外；再者
furthermore
what’s more；
in addition；
moreover；
besides
24. gifted
adj. 有天赋的；有天才的；天资聪慧的
gift
n. 天赋；天才；礼物
be gifted in/at… 在……方面有天赋
have a gift for (doing) sth 有（做）……的天赋
单词短语
同义词
talent
n.天赋
talented
adj. 有天赋的
例1：我们中一些人认为高三学生课余时间应该参加体育锻炼，因为他们坚信进步或成功依赖健康的体魄；而另一些人持截然不同的意见。
常见表达：
坚信，认为：be convinced that…; consider that…; believe/think that…
依靠；依赖：depend on；rely on；
持不同意见：hold different opinions/views/ideas
Some of us think that Senior 3 students should take exercise after school because they're convinced that progress or success depends on good health, while the others hold quite different views.
写句子
例2：毫无疑问跑步对我们的健康有好处。
常见表达：
毫无疑问：there is no doubt that…；beyond/without doubt
对……有好处：do good to; be good for
做某事对某人有好处：It does sb good to do sth
There is no doubt that running does good to our health.
写句子
例3：意识到进行锻炼的重要性，我们当中的大多数人开始采取一系列有效的措施，由此带来了一些积极的变化。
常见表达：
意识到：realize；be aware of; be conscious of
采取有效措施：take effective measures/steps
积极的/消极的/中立的：positive/negative/neutral
Having realized the importance of doing sports, most of us begin to take a series of effective steps, thus bringing some positive changes.
写句子
2023年高考英语大一轮单元复习
选择性必修二 Unit1
By Gina
Aim
severe
frustrate
once and for all
contradictory
infection
subscribe
multiple/multi-
suspect
blame
link
decrease
transformation
micro-前缀
initial
calm
cast
defend
assistant
由于，因为
in charge of
break
above all
此外，而且
天赋 n/adj
1. severe [s 'v (r)] adj.极为恶劣的; 十分严重的; 严厉的
severe economic downturn 严重的经济衰退
severe economic problem 严重的经济问题
severe food shortage 严重的食物短缺
severe illness 严重的疾病
单词短语
比较级 more severe
最高级 most severe
2. frustrate v. 使懊恼，使沮丧
frustrating
adj. 令人懊恼的，令人沮丧的
frustration n. 懊恼，沮丧；受阻，挫败
frustrate sb 使sb感到挫败
Words frustrate her. 言语使他感到挫败。
She is often frustrated because of her study.
frustration education 挫折教育
单词短语
frustrated[fr 'stre t d]
adj. 懊恼的; 沮丧的;
失意的
The current situation is very frustrating for us.
目前的局势对我们来讲是令人懊恼的。
3.once and for all 最终地，彻底地
I need to have it out with her once and for all.
我有必要跟她公开彻底地把话说清楚。
单词短语
4. contradictory [ k ntr 'd kt ri]:
adj.相互矛盾的; 对立的; 不一致的
n.矛盾命题
比较级 more contradictory
最高级 most contradictory
The story is contradictory and has the opposite meaning.
这个故事是矛盾的，有相反的意思。
self- contradictory 自我矛盾
单词短语
be contradictory with 与...相矛盾
These ideas are contradictory with human nature.
这些观点与人的天性相矛盾。
5. .infection [ n'fek n]: n.
感染；传染
His creativity would infect other students.
同根词affect v. 影响
defect n. 缺陷
He was born with a hearing defect.
infect [ n'fekt]:
v. 使感染; 传染
单词短语
be infected with
传染上，感染上（疾病等）
There is a 60% probability that the population will be infected with the disease.
民众感染这种疾病的概率为60%。
6. subscribe [s b'skra b]:
v.认购(股份); 定期订购; 定期缴纳(会费)；
赞同 (support)
捐助 (donate)
subscribe to what he said
several magazines
the view
Many people subscribed money to the education fund.
单词短语
subscriber
n. （杂志等）订阅者，
消费者，用户，捐赠者
同意
订阅
赞成
向......捐赠.....
在.....上签署.....
millions of active subscribers 数百万活跃用户
7.multiple ['m lt pl]: adj
数量多的; 多种多样的
multiple deaths 多例死亡
multiple injuries 多处受伤
These creatures can multiply quickly.
这些生物能迅速大量繁殖。
Multiply 2 and 6 together and you will get 12.
单词短语
multiply v.
大大增加，倍增，
乘以，繁殖
multi- 前缀
多种
multimedia 多媒体/多媒体的
multinational 多国的
multifunctional 多功能的
multicultural 多元文化的
multicolored 多种色彩的
multiform
multiracial
multidirectional
多种形式的
多民族的
多方向的
8. suspect [s 'spekt]: v
怀疑；疑有；
不信任（mistrust） ['s spekt]: n.
n. 犯罪嫌疑人；可疑对象
suspect that… 觉得……；怀疑……
suspect … of (doing) sth 怀疑……(做过)某事
suspect sb/sth to be 怀疑sb/sth 是......
I’m suspicious about the man.
单词短语
suspected adj.
(伤病)疑似……的；被怀疑的
suspicious adj.
猜疑的；可疑的
suspicion n. 猜疑；嫌疑
被动式：be suspected of (doing)sth
类似： 主动
warn
remind
cure
rid ...of (doing) sth
convince
accuse
inform
被动式
be warned
be reminded
be cured
be rid of (doing) sth
be convinced
be accused
be informed
9. blame [ble m]: v把……归咎于；责怪；指责 n. 责备；指责
be to blame (for sth) (对某事)应负责；应受责备
take/accept/shoulder the blame for… 对……承担责任
blame A for B 因B而责备A
blame A on B 把A 的责任归咎于B上
指控某人（做）某事
charge sb with (doing) sth
accuse sb of (doing) sth
单词短语
类似短语
He blames me for his being here.
He blames me for everything.
10. link
n. 联系;纽带 ;链接
vt. 把……连接起来；相关联
link between A and B A与B之间的关系
be linked with/to... 与…有关
link A with/to B 把A与B联系起来；把A与B相连
link up with... 与…连接/联手
助记
单词短语
11.decrease n. 减少；降低；减少量
vt. & vi. (使大小、数量等)减少；减小；降低（decline，go down）
on the decrease 在减少中
decrease from...to… 从……减少到……
decrease to... 减少到……
decrease by... 减少了…
increase to... 增加到……
increase by... 增加了……
单词短语
反义词： increase
transform from sth into/to sth
把...转化（转变）为…
transform ...into...
把...转化（转变）为…
单词短语
12.transformation
n. 变化；转变；改观
transform v.
转化，转换，改造
trans-前缀
进入(另一个地方)
成为(另一状态)
超越，横穿，通过
translate
transport
transfer
transmit
transplant
transnational
transcontinental
翻译
运输，传送
转移，迁移
传播，传输
移植（器官等）
跨国的
横穿大陆的
13. micro-前缀
微型的
microscope
microwave
microgram
Microsoft
microbial
microbiology
microworld
microcomputer
microskirt
单词短语
显微镜
微波炉
微克
微软公司
微生物的
微生物学
微观世界
微型电脑
超短裙
14. initial [ 'n l]
adj. 最初的; 开始的; 第一的
initially
adv. 最初地; 开始地
近义词： original
近义词： originally
单词短语
15. calm
v. 使平静,使镇静
adj. 平静的，镇静的，沉着的
calmly
adv. 镇静地，沉着地
calm down 平静下来
keep calm=stay calm=remain calm 保持冷静
16. cast
vt. 投掷（throw forcefully）
投射（光，影）；把目光投向...；
(cast, cast)
n. [C] 全体演员
The die（n.骰子） is cast. 木已成舟。
The moon cast white light into the room.
皎洁的月光洒进了房间里。
She cast a quick look in the mirror.
她迅速看了一眼那面镜子。
单词短语
cast one’s mind back 回想，追忆
e.g
If you cast your mind back,you might recall that I never said that.
After the final performance the director held a party for the cast.
cast down 使沮丧，使失望
e.g. Don’t be cast down
The die is cast.
17. defend
vt. 保卫；防守为...辩护
defense/ce n. 防御；保卫；辩护；防御物
defender n. 捍卫者
单词短语
I’m going to karate lessons to learn how to defend myself.我要去参加空手道训练课，学习如何自我防守。
He has employed one of the top lawyers to defend him. 他请了一位顶尖律师为他辩护。
The towers were once an important part of the city’s defenses.那些高塔曾经是该城市防御体系中的重要组成部分。
He wanted to conduct his own defense.
他想自己为自己辩护。
defend...against/from… 保卫……免受……之害
同义词组：protect...from...
defensive
adj. 防御性的，自我保护的
defensive equipment 防御设备
18. assistant n. 助理；助手
assist vt. & vi. 帮助；协助 （同义词：help，aid）
assistance n. 协助；援助
assist (sb) with/in... 在……方面帮助（某人）
assist sb in doing sth 帮助某人做某事
单词短语
be of assistance (be of help)有帮助；有用处
with the assistance of...(with the help of)
=with one’s assistance(with one’s help) 在……的帮助下
19. 幸亏，由于
thanks to
due to
because of
owing to
as a result of
on account of
单词短语
20. in charge of
主管；掌管
take charge of
主管；掌管
in the charge of
由……掌管；负责
My uncle is in charge of the big company.
The big company is in the charge of my uncle.
21. break 短语
单词短语
*The thief broke away from the policemam.
*You must break away from such habits.
*The car broke down after an hour’s driving.
*Our plan have broken down.
*He broke in and stole my money.
*Her heath broke down under the pressure of work
*He broke in with some ideas of his own.
*Please don’t break in on my conversation.
*Police had to break up the crowd.
*Let’s break off for lunch.
*You’d better not break off the top.
break out (战争，火灾等)爆发
away from从...脱离，摆脱...
down 分解，发生故障，失败,
(身体)垮掉
in 打断，闯入, 插嘴
into闯入，破门而入
off 折断，突然终止,暂停
up 拆散，打碎, 结束，解散
22. above all
first of all
after all
in all=in total
all in all
单词短语
首先;最重要的是
首先
毕竟
总共
总之
23. 此外；再者
furthermore
what’s more；
in addition；
moreover；
besides
24. gifted
adj. 有天赋的；有天才的；天资聪慧的
gift
n. 天赋；天才；礼物
be gifted in/at… 在……方面有天赋
have a gift for (doing) sth 有（做）……的天赋
单词短语
同义词
talent
n.天赋
talented
adj. 有天赋的
例1：我们中一些人认为高三学生课余时间应该参加体育锻炼，因为他们坚信进步或成功依赖健康的体魄；而另一些人持截然不同的意见。
常见表达：
坚信，认为：be convinced that…; consider that…; believe/think that…
依靠；依赖：depend on；rely on；
持不同意见：hold different opinions/views/ideas
Some of us think that Senior 3 students should take exercise after school because they're convinced that progress or success depends on good health, while the others hold quite different views.
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例2：毫无疑问跑步对我们的健康有好处。
常见表达：
毫无疑问：there is no doubt that…；beyond/without doubt
对……有好处：do good to; be good for
做某事对某人有好处：It does sb good to do sth
There is no doubt that running does good to our health.
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例3：意识到进行锻炼的重要性，我们当中的大多数人开始采取一系列有效的措施，由此带来了一些积极的变化。
常见表达：
意识到：realize；be aware of; be conscious of
采取有效措施：take effective measures/steps
积极的/消极的/中立的：positive/negative/neutral
Having realized the importance of doing sports, most of us begin to take a series of effective steps, thus bringing some positive changes.
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