人教版（2019） 选择性必修第二册 Unit 1 Science and Scientists 单词课件（44张）
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| 名称 | 人教版（2019） 选择性必修第二册 Unit 1 Science and Scientists 单词课件（44张） |  | |
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| 科目 | 英语 | ||
| 更新时间 | 2022-03-28 16:38:48 | ||
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(共44张PPT)
Unit 1
单词精讲
1. severe adj.极为恶劣的;严厉的;苛刻的
be severe on/with 对……严厉
be severe with oneself 严于律己
severely adv. 很严重地; 极为恶劣地
eg. His injuries are severe.
severe weather conditions
The courts are becoming more severe on young offenders.
She was a severe woman who seldom smiled.
2. frustrated adj. 懊恼的，沮丧的，失意的
be frustrated with/at 对…灰心丧气
frustrate vt. 挫败，阻挠，使感到灰心
frustrating adj. 令人沮丧的
frustration n.懊恼，沮丧 ，令人懊恼的事物
3. contradictory adj.互相矛盾的；互相对立的
be contradictory to… 与……矛盾、相反
eg. His remark was contradictory to the truth.
contradict v. 反驳; 与……相矛盾
contradiction n. 抵触; 矛盾; 矛盾的说法
4. infect v. 传染; 使感染, 使感染(某种感情); 影响
be infected with 感染上……, 传染上……
infection n. 感染; 传染
infectious adj. 传染性的
1. People with the virus may feel perfectly well, but they can still infect others.
2. Lucy’s enthusiasm soon infected the rest of the class.
5. subscribe v.定期订购，定期缴纳(会费) ; 定期捐款赞助
subscribe to 同意, 赞成，订阅
e.g. I have never subscribed to the view that schooldays are the happiest days of your life.
subscriber n. 订阅人；定期捐款者；消费者
subscription n. 订阅；订阅费；定期捐款
Each employee may subscribe for up to￡2,000 worth of shares.
You can subscribe to the magazine for as little as $32 a year.
She subscribes to an environmental action group.
申购（股票）
6. suspect vt. & vi 怀疑；不信任；n. 犯罪嫌疑人
(1)suspect sb. of (doing) sth. 怀疑某人(做过)某事
suspect sb./sth. to be/as ... 怀疑某人/某物是……
(2)suspicion n. 怀疑；疑心
under suspicion 被怀疑
(3)suspicious adj. 怀疑的；可疑的
be suspicious of/about sth. 对某事怀疑
单句语法填空
①Any man who has witnessed the attack is _____ suspicion.
②Some of his colleagues at work became __________ (suspect) of his behaviour.
完成句子
老板怀疑他从公司拿走了电脑。
The boss _______________________ the computer away from the company.
under
suspicious
suspected him of taking
7.blamed vt.责备；谴责；把…归咎于；n.过失；责备
(1)blame sb. for sth. 因某事而责备某人
blame sth. on sb. 把某事怪到某人头上
be to blame 应受责备；应负责任
(2)bear/take the blame for... 对……负责
lay/put the blame for sth. on sb.
把某事怪到某人身上
4. The police laid / put the blame for the accident on the driver.
5. The company is ready to bear / take / accept / get the blame for what has happened.
1. Marie still blames herself for Patrick's death.
2. You can't blame all your problems on your family.
3. Officials believe that more than one person may be to blame for the fire.
单句语法填空
①Once you form the habit of blaming somebody or something else ___ a bad situation, you are a loser.
②Lots of people find it hard to get up in the morning, and put the blame ___ being late ___ the alarm clock.
③It was the professor rather than his assistant that was ________ (blame) for what had happened in the lab.
for
for on
to blame
for
to blame
on
blame John for
blame the failure on
8.handle n.把手, 柄 v.处理, 应付(局势、人、工作或感情)
触, 拿, 搬动
控制, 操纵(车辆、动物、工具等)
get / have a handle on 弄懂，理解，搞明白
handle with care 小心轻放
1. She's very good at handling her patients.
2. The label on the box said: ‘Fragile. Handle with care.’
3. I wasn't sure if I could handle such a powerful car.
4. It’s difficult to get / have a handle on how widespread this problem is.
9.link n. 联系；纽带 vt.把……连接起来；相关联
[知识拓展]
(1)link...to/with... 将……和……联系或连接起来
link up with... 与……联合；使与……衔接
(2)a link between A and B A与B之间的联系
to/with
with
is linked
单句语法填空
①The new tunnel links Britain France.
②The two spacecraft will link up each other in orbit.
③The country (link) to the town by a new bridge.
10.decrease n.减少 vt.& vi.(使大小、数量等)减少
(1) on the decrease 在减少中
a decrease in... 在……方面减少
(2) decrease to... 减少到……
decrease by... （百分点） 减少了……
decrease from...to... 从……减少到……
单句语法填空
①There is a decrease of nearly 7% the number of visitors to the museum.
②The accidents have decreased 20% since the measure has been taken.
③Because of human activities，the number of some rare animals is the decrease.
in
by
on
11. transform v.使改观, 使变形, 使转化
transform … (from…) into … 把……变成……
transform … with … 用……来改变……
transformation n. 改变、转化(不可数); 具体变化(可数)
transformable adj. 可变形的；可变化的
transformer n. 促使改变的人或物；变压器
1. This equipment can transform light into energy.
2. We can transform the world with our knowledge.
单句语法填空
①The health security systems of many countries are undergoing considerable ______________ (transform)．
②Every moment of every day, energy __________________ (transform) from one form into another.
③I was a student and my life is totally ________________ (transform) by that experience.
transformation
transformed
being transformed
12、initial adj. 最初的，开始的，第一的
my initial reaction 我最初的反应
initially adv. 开始，最初，起初
13、cast vt. 投射，向…投以[视线/笑容]，投掷
be cast down [by sth.] [因某事]沮丧,不愉快
cast/throw a shadow over/on
投下一片阴影，给…蒙上阴影
cast aside 抛弃，丢弃，废除
cast away 扔掉，抛弃
14. shadow n.[C] 影子；阴影；坏影响：
[U]［也可用复数］背光处；阴暗处 ：
shadow play
eg. Her father’s illness cast a shadow over / on the wedding celebrations.
Sometimes she sits alone in the shadow(s).
shade vs shadow
shade指阳光照不到的地方，如树下或墙边的阴凉处，一般没有具体的轮廓。
Let’s sit in the shade of the tree for a while.
shadow指某物遮住阳光或其他光源后形成的影子，可以引申为“不良的兆头或阴影”，也可指黑暗的地方。
My friend jumped out of the shadows and tapped on my shoulders.
how to get there
how to do the experiment
where to put this computer
so clever that
so hard that
so good a film that
so heavy a box that
such a lovely girl that
13. break out (战争、打斗等不快的事情)突然开始;爆发
【词汇拓展】
break down出故障;失败;垮掉;分解
break in破门而入;打断(谈话等)
break into强行闯入;突然……起来
break away from脱离;挣脱
break up打碎;分裂;解体
break through突破
They were discussing something important when a man broke in.
Scientists hope to break through soon in their fight against heart disease.
14. defend vt.保卫;防御
【词汇拓展】
(1)defend...from/against保护…免受;防御
defend oneself为自己辩护;自卫
(2)defence n.防御;保卫
in defence of为了保卫;为……辩护
1. God defends me from my friends ; from my enemy I can defend myself.
2. Students should be trained to defend themselves against/from some attacks.
15. in charge of 主管;掌管
【词汇拓展】
(1)take charge of掌管/负责……
in the charge of受……的管理;由……负责
(2)free of charge=for free 免费
(3)charge sb for sth为某物向某人收取费用
charge sb with (doing) sth控告某人(做)某事
Dr.Smith is assigned to take charge of the department.
Will you please tell me whether you charge for cheques
【温馨提示】in charge of多以人作主语,指“某人负责/主管某事”;in the charge of 多以物作主语,指“某物由某人掌管”。类似的还有:in possession of,in the possession of;in control of,in the control of。
用charge的短语完成句子
①公司管理很差，直到她掌管为止。
The company was badly organized until she _________________.
②演员们都愿意免费出演。
The performers have all offered their services __________________.
③当老板不在的时候由汤姆负责公司业务。
The company _____________________ when the boss is away.
＝Tom is ________________________ when the boss is away.
took charge of it
free of charge
is in the charge of Tom
in charge of the company
16. assistant n. 助理，助手
assist v. 帮助，援助，协助
assist sb. with sth. 帮助某人做某事
assist sb. to do sth. 帮助某人做某事
assist sb. in doing sth. 帮助某人做某事
assistance n. 帮助，援助
17. gifted adj. 有天赋的，有天才的，天资聪慧的
be gifted in/at 在…方面有天赋/才华
be gifted with… 具有…天赋
gift n. 天赋，天才，才能，礼物
have a gift/talent for… 有…天赋
show a talent for 显示出…天赋
be talented in/at 在…方面有天赋
e down （with）患(病);染上(小病)
【词汇拓展】
come across偶然遇到
come about发生
come to恢复常态;共计;达到(某种状况)
come up with提出(主语是人)
come up提出(主语是建议等)
I came across my former English teacher in the street yesterday.
The headmaster wants to know how the accident came about.
19. above all 最重要的是;尤其
【词汇拓展】
after all毕竟;终究
all in all整体说来;总而言之
in all全部;合计
at all (否定句)一点也不;(疑问句)到底;究竟
1. How many students are there in your school in all
2. He is not concerned with the difficulties of the factory at all.
3. He is hardworking,cheerful,and above all honest.
4. Old Mr Smith was beloved by all,and above all by the children.
20. fault n.[U]责任；过失；过错 [C] 缺点；缺陷；故障
find fault (with) 找茬儿；抱怨；挑剔：
faultless adj 无错误的；完美无缺的 (perfect)
faulty adj 有错误的；有缺陷的
不要纠缠于谁对谁错，重要的是要找到解决的办法。
——亨利 福特
21. shift n. 改变，转换，轮班v. 转移，挪动，转向
1. Within four hours of my first shift, I had angry customers who complained how slow I was.
2. The 21st century has been seeing a gradual shift of people from the country to the town.
3. You must press the shift key before entering each letter.
4. Someone has shifted my bicycle and I can’t find it.
5. Nowadays the priority for travelling is shifted from shopping to food and scenery.
6. Public attitudes towards the Internet have shifted over the past 50 years.
轮班
转移
转换键
挪动
转移
改变
Unit 1
THANK
YOU
Unit 1
单词精讲
1. severe adj.极为恶劣的;严厉的;苛刻的
be severe on/with 对……严厉
be severe with oneself 严于律己
severely adv. 很严重地; 极为恶劣地
eg. His injuries are severe.
severe weather conditions
The courts are becoming more severe on young offenders.
She was a severe woman who seldom smiled.
2. frustrated adj. 懊恼的，沮丧的，失意的
be frustrated with/at 对…灰心丧气
frustrate vt. 挫败，阻挠，使感到灰心
frustrating adj. 令人沮丧的
frustration n.懊恼，沮丧 ，令人懊恼的事物
3. contradictory adj.互相矛盾的；互相对立的
be contradictory to… 与……矛盾、相反
eg. His remark was contradictory to the truth.
contradict v. 反驳; 与……相矛盾
contradiction n. 抵触; 矛盾; 矛盾的说法
4. infect v. 传染; 使感染, 使感染(某种感情); 影响
be infected with 感染上……, 传染上……
infection n. 感染; 传染
infectious adj. 传染性的
1. People with the virus may feel perfectly well, but they can still infect others.
2. Lucy’s enthusiasm soon infected the rest of the class.
5. subscribe v.定期订购，定期缴纳(会费) ; 定期捐款赞助
subscribe to 同意, 赞成，订阅
e.g. I have never subscribed to the view that schooldays are the happiest days of your life.
subscriber n. 订阅人；定期捐款者；消费者
subscription n. 订阅；订阅费；定期捐款
Each employee may subscribe for up to￡2,000 worth of shares.
You can subscribe to the magazine for as little as $32 a year.
She subscribes to an environmental action group.
申购（股票）
6. suspect vt. & vi 怀疑；不信任；n. 犯罪嫌疑人
(1)suspect sb. of (doing) sth. 怀疑某人(做过)某事
suspect sb./sth. to be/as ... 怀疑某人/某物是……
(2)suspicion n. 怀疑；疑心
under suspicion 被怀疑
(3)suspicious adj. 怀疑的；可疑的
be suspicious of/about sth. 对某事怀疑
单句语法填空
①Any man who has witnessed the attack is _____ suspicion.
②Some of his colleagues at work became __________ (suspect) of his behaviour.
完成句子
老板怀疑他从公司拿走了电脑。
The boss _______________________ the computer away from the company.
under
suspicious
suspected him of taking
7.blamed vt.责备；谴责；把…归咎于；n.过失；责备
(1)blame sb. for sth. 因某事而责备某人
blame sth. on sb. 把某事怪到某人头上
be to blame 应受责备；应负责任
(2)bear/take the blame for... 对……负责
lay/put the blame for sth. on sb.
把某事怪到某人身上
4. The police laid / put the blame for the accident on the driver.
5. The company is ready to bear / take / accept / get the blame for what has happened.
1. Marie still blames herself for Patrick's death.
2. You can't blame all your problems on your family.
3. Officials believe that more than one person may be to blame for the fire.
单句语法填空
①Once you form the habit of blaming somebody or something else ___ a bad situation, you are a loser.
②Lots of people find it hard to get up in the morning, and put the blame ___ being late ___ the alarm clock.
③It was the professor rather than his assistant that was ________ (blame) for what had happened in the lab.
for
for on
to blame
for
to blame
on
blame John for
blame the failure on
8.handle n.把手, 柄 v.处理, 应付(局势、人、工作或感情)
触, 拿, 搬动
控制, 操纵(车辆、动物、工具等)
get / have a handle on 弄懂，理解，搞明白
handle with care 小心轻放
1. She's very good at handling her patients.
2. The label on the box said: ‘Fragile. Handle with care.’
3. I wasn't sure if I could handle such a powerful car.
4. It’s difficult to get / have a handle on how widespread this problem is.
9.link n. 联系；纽带 vt.把……连接起来；相关联
[知识拓展]
(1)link...to/with... 将……和……联系或连接起来
link up with... 与……联合；使与……衔接
(2)a link between A and B A与B之间的联系
to/with
with
is linked
单句语法填空
①The new tunnel links Britain France.
②The two spacecraft will link up each other in orbit.
③The country (link) to the town by a new bridge.
10.decrease n.减少 vt.& vi.(使大小、数量等)减少
(1) on the decrease 在减少中
a decrease in... 在……方面减少
(2) decrease to... 减少到……
decrease by... （百分点） 减少了……
decrease from...to... 从……减少到……
单句语法填空
①There is a decrease of nearly 7% the number of visitors to the museum.
②The accidents have decreased 20% since the measure has been taken.
③Because of human activities，the number of some rare animals is the decrease.
in
by
on
11. transform v.使改观, 使变形, 使转化
transform … (from…) into … 把……变成……
transform … with … 用……来改变……
transformation n. 改变、转化(不可数); 具体变化(可数)
transformable adj. 可变形的；可变化的
transformer n. 促使改变的人或物；变压器
1. This equipment can transform light into energy.
2. We can transform the world with our knowledge.
单句语法填空
①The health security systems of many countries are undergoing considerable ______________ (transform)．
②Every moment of every day, energy __________________ (transform) from one form into another.
③I was a student and my life is totally ________________ (transform) by that experience.
transformation
transformed
being transformed
12、initial adj. 最初的，开始的，第一的
my initial reaction 我最初的反应
initially adv. 开始，最初，起初
13、cast vt. 投射，向…投以[视线/笑容]，投掷
be cast down [by sth.] [因某事]沮丧,不愉快
cast/throw a shadow over/on
投下一片阴影，给…蒙上阴影
cast aside 抛弃，丢弃，废除
cast away 扔掉，抛弃
14. shadow n.[C] 影子；阴影；坏影响：
[U]［也可用复数］背光处；阴暗处 ：
shadow play
eg. Her father’s illness cast a shadow over / on the wedding celebrations.
Sometimes she sits alone in the shadow(s).
shade vs shadow
shade指阳光照不到的地方，如树下或墙边的阴凉处，一般没有具体的轮廓。
Let’s sit in the shade of the tree for a while.
shadow指某物遮住阳光或其他光源后形成的影子，可以引申为“不良的兆头或阴影”，也可指黑暗的地方。
My friend jumped out of the shadows and tapped on my shoulders.
how to get there
how to do the experiment
where to put this computer
so clever that
so hard that
so good a film that
so heavy a box that
such a lovely girl that
13. break out (战争、打斗等不快的事情)突然开始;爆发
【词汇拓展】
break down出故障;失败;垮掉;分解
break in破门而入;打断(谈话等)
break into强行闯入;突然……起来
break away from脱离;挣脱
break up打碎;分裂;解体
break through突破
They were discussing something important when a man broke in.
Scientists hope to break through soon in their fight against heart disease.
14. defend vt.保卫;防御
【词汇拓展】
(1)defend...from/against保护…免受;防御
defend oneself为自己辩护;自卫
(2)defence n.防御;保卫
in defence of为了保卫;为……辩护
1. God defends me from my friends ; from my enemy I can defend myself.
2. Students should be trained to defend themselves against/from some attacks.
15. in charge of 主管;掌管
【词汇拓展】
(1)take charge of掌管/负责……
in the charge of受……的管理;由……负责
(2)free of charge=for free 免费
(3)charge sb for sth为某物向某人收取费用
charge sb with (doing) sth控告某人(做)某事
Dr.Smith is assigned to take charge of the department.
Will you please tell me whether you charge for cheques
【温馨提示】in charge of多以人作主语,指“某人负责/主管某事”;in the charge of 多以物作主语,指“某物由某人掌管”。类似的还有:in possession of,in the possession of;in control of,in the control of。
用charge的短语完成句子
①公司管理很差，直到她掌管为止。
The company was badly organized until she _________________.
②演员们都愿意免费出演。
The performers have all offered their services __________________.
③当老板不在的时候由汤姆负责公司业务。
The company _____________________ when the boss is away.
＝Tom is ________________________ when the boss is away.
took charge of it
free of charge
is in the charge of Tom
in charge of the company
16. assistant n. 助理，助手
assist v. 帮助，援助，协助
assist sb. with sth. 帮助某人做某事
assist sb. to do sth. 帮助某人做某事
assist sb. in doing sth. 帮助某人做某事
assistance n. 帮助，援助
17. gifted adj. 有天赋的，有天才的，天资聪慧的
be gifted in/at 在…方面有天赋/才华
be gifted with… 具有…天赋
gift n. 天赋，天才，才能，礼物
have a gift/talent for… 有…天赋
show a talent for 显示出…天赋
be talented in/at 在…方面有天赋
e down （with）患(病);染上(小病)
【词汇拓展】
come across偶然遇到
come about发生
come to恢复常态;共计;达到(某种状况)
come up with提出(主语是人)
come up提出(主语是建议等)
I came across my former English teacher in the street yesterday.
The headmaster wants to know how the accident came about.
19. above all 最重要的是;尤其
【词汇拓展】
after all毕竟;终究
all in all整体说来;总而言之
in all全部;合计
at all (否定句)一点也不;(疑问句)到底;究竟
1. How many students are there in your school in all
2. He is not concerned with the difficulties of the factory at all.
3. He is hardworking,cheerful,and above all honest.
4. Old Mr Smith was beloved by all,and above all by the children.
20. fault n.[U]责任；过失；过错 [C] 缺点；缺陷；故障
find fault (with) 找茬儿；抱怨；挑剔：
faultless adj 无错误的；完美无缺的 (perfect)
faulty adj 有错误的；有缺陷的
不要纠缠于谁对谁错，重要的是要找到解决的办法。
——亨利 福特
21. shift n. 改变，转换，轮班v. 转移，挪动，转向
1. Within four hours of my first shift, I had angry customers who complained how slow I was.
2. The 21st century has been seeing a gradual shift of people from the country to the town.
3. You must press the shift key before entering each letter.
4. Someone has shifted my bicycle and I can’t find it.
5. Nowadays the priority for travelling is shifted from shopping to food and scenery.
6. Public attitudes towards the Internet have shifted over the past 50 years.
轮班
转移
转换键
挪动
转移
改变
Unit 1
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