资源简介

(共28张PPT)
UNIT 4　NATURAL DISASTERS
话题美文悦读
Caught in a flood
Mary and her parents were downstairs in the living room.Mary was looking through the windows at the endless rain outside.It had been raining non－stop for three days.
“Mum, Dad，” said Mary suddenly, “I think we should leave here right away！”
“No，” said Dad.“It’s too late! The radio says the city has already been flooded.”
“We can drive our car through the floodwater! Let’s just leave! I’m really scared！” cried Mary.
词汇 积累 1.endless /'endl s/ adj.无止境的；无穷尽的(派生词)
2.non－stop /'n n'st p/ adv.直达地；不停地(合成词)
3.flood /fl d/ n.洪水→vt.淹没(词类活用)　　　　　　　　　4.scared /ske d/ adj.害怕的
5.in case 以防 6.force the door open 强行打开门
佳句 背诵 1.“Everything’s going to be OK，” she said softly, trying her best to comfort Mary.(副词作状语；现在分词短语作状语；语言描写)
“一切都会好起来的，”她轻声说，尽力安慰玛丽。
2.Without saying a single word, Dad walked to the sofa, sat down and hugged his wife and daughter.(动作链)
爸爸一句话也没说，走到沙发跟前，坐下来拥抱了他的妻子和女儿。
点拨 发音技巧
1
///////
3
///////
精析 核心要点
2
///////
巩固 听说词句
Period Ⅰ　Listening and Speaking &
Listening and Talking
点拨 发音技巧
1
清辅音和浊辅音；-ed在动词词尾的发音
本单元学习的语音知识有两部分：一是对比清辅音和浊辅音；二是总结－ed在动词词尾的发音规律。
1.英语辅音音素分清辅音与浊辅音，发音时声带不振动的是清辅音，发音时声带振动的是浊辅音。
(1)清辅音：/p/　/t/　/k/　/s/　/f/　/θ/ / /　/t /　/tr/　/ts/
(2)浊辅音：/b/　/d/　/ɡ/　/z/　/v/　/ / / /　/d /　/dr/　/dz/
2.－ed在动词词尾的发音有三种情况：
(1)在清辅音后读/t/：asked，helped，watched
(2)在浊辅音和元音后读/d/：used，loved，studied
(3)在/t//d/后读/Id/：started，minded，landed
[即时练]　朗读下列单词，体会画线部分的发音。
1.designer　beg　banana　improve　revise　their　measure　teenage　draw　beds
2.boss　flash　curious　experiment　freshman　youth　type　chair　trousers　coats
3.annoyed　frightened　attracted　focused　addicted　applied　rented　packed
2
精析 核心要点
1.rescue n.&vt.营救；救援
[佳句背诵]　Tom bravely rescued a boy from the river on his way home.(动作描写)
汤姆在回家的路上英勇地从河里救了一个男孩。
(1)rescue...from...　把……从……营救出来
(2)come to one’s rescue 营救某人
rescue workers/boats/helicopters 救援人员/船只/直升机
[活学巧用]　一句多译
警察救了他，并把他送回了家。
→The police ______________ and sent him home.(rescue vt.)
→The police ___________________ and sent him home.(rescue n.)
rescued him
came to his rescue
2.damage vt.损害；破坏 n.损坏；损失；(生义)损害赔偿金(pl.)
[佳句背诵]　The old farmer was very upset because the strong winds caused great damage to his crops.(心理描写)
老农非常沮丧，因为强风给他的庄稼造成了巨大的损失。
cause/do damage to...　　对……造成损害
damage one’s health 损害某人的健康
[活学巧用]　单句语法填空/一句多译
They are repairing the houses which ________________ (damage)in the flood.
众所周知，抽烟会损害我们的健康。
→As we all know，_________________________________________.(damage n.)
→It is well known that ______________________________.(damage vt.)
were damaged
smoking can do/cause damage to our health
smoking can damage our health
3.affect vt.影响；(疾病)侵袭；深深打动
·effect n.影响；效果；作用
·effective adj.有效的
[佳句背诵]　The theme class meeting to be held in the lecture hall next Saturday will affect exchange students greatly.(2021·全国甲卷)
下周六在报告厅举行的主题班会将对交换生有极大的影响。
(1)affect sb/sth　　影响某人/某事
be deeply affected by... 被……深深打动
(2)have an effect on... 对……有影响
come into effect 生效；开始实施
take effect 开始起作用，见效；生效，开始实施
[活学巧用]　单句语法填空/补全句子
I sincerely hope that the measures can come ____________ effect as soon as possible.
The audience _____________________________________，with tears welling up in their eyes.(情绪描写)
观众被这个感人的故事深深打动了，眼里涌出了泪水。
I call on our school to ____________________ to build a low－carbon campus. (倡议书)
我呼吁我们学校采取有效措施创建低碳校园。
into
were deeply affected by the moving story
take effective measures
4.shelter n.避难处；居所；庇护 vt.保护；掩蔽 vi.躲避(风雨或危险)
[佳句背诵]　People were rushing for the shelter from the storm.(动作描写)
人们跑着找地方躲避暴风雨。
(1)shelter from sth　躲避(风雨或危险)
shelter...from... 保护……免受……
(2)a night shelter for the homeless 无家可归者夜间收容所
an animal shelter 动物收容处
[活学巧用]　语境辨义/句式升级
Some parents want to shelter their children from any harm. __________
Many are sleeping in the open because they have no shelter. _________
We sat in the shade and sheltered from the sun.
→We sat in the shade，_______________________.(分词作状语)
vt.保护
n.居所
sheltering from the sun
5.calm adj.镇静的；沉着的vt.使平静；使镇静
[佳句背诵]　Though rather anxious，he breathed deeply to calm himself down.　他虽然相当焦虑，但他却深呼吸以使自己平静下来。
(1)calm down　平静下来
calm sb down 使某人平静下来；使某人镇定下来
(2)keep/stay/remain calm 保持镇静
[活学巧用]　单句语法填空/补全句子
As soon as their father came into kitchen，the twin sisters calmed _________.
In time of danger, you must _______________________________.
危急时刻，你应该保持镇静以解决问题。
down
keep calm to solve the problem
6.aid n.援助；帮助；救援物资vi.&vt.(formal)帮助；援助
[佳句背诵]　With tears of gratitude welling up in my eyes，I promised that I would aid those in need.(情绪描写)　
我眼里涌出了感激的泪水，我承诺以后我会帮助处在困境的人。
(1)give/do first aid to sb　对某人进行急救
with the aid of 在……的帮助下
(2)aid sb in (doing) sth 帮助某人(做)某事
aid sb with sth 以某事/物帮助某人
aid sb to do sth 帮助某人做某事
[活学巧用]　补全句子/一句多译
_____________ our teachers, we learned how to _________________________.
在我们老师的帮助下，我们学会了如何对受伤者进行急救。
如果你能帮助我学习英语，我将不胜感激。(求助信)
→I would be very grateful if _________________________________.
→I would be very grateful if _________________________________.
→I would be very grateful if _________________________________.
With the aid of
give/do first aid to the injured
you can aid me with my English
you can aid me to learn English
you can aid me in learning English
巩固 听说词句
3
Ⅰ.翻译词块
1.________________ 救援人员
2.________________ 救火
3.______________________ 提供食物和水
4.________________ 遭受巨大损失
5._____________________ 摧毁整个城市
6.________________ 保持镇静
7.________________ 现有(尤指帮助)
rescue workers
fight the fire
provide food and water
suffer big losses
destroy the whole city
stay calm
on hand
8.volcanic eruption 　 ________________
9.the magnitude of the earthquake ________________
10.in the flood－hit area ________________
11.damage the buildings ________________
12.cause the landslide ________________
13.take emergency action ________________
14.with the aid of a completely new method _______________________
火山爆发
震级
在洪水灾区
破坏建筑物
造成滑坡
采取紧急措施
借助于一个全新的方法
Ⅱ.补全句子
1.Word came that a lot of people __________________________.
消息传来：很多人被困在洪水中。
2.The firefighters ____________________________________.
消防队员将在大约十分钟后赶到那里。
3.They ____________________________ trapped in the broken houses.
他们正忙着营救被困在破损的房子里的人们。
were trapped in the flood
will arrive there in about ten minutes
are busy rescuing the people
4.First of all，_______________________ in case an earthquake happens.
首先，万一地震发生你应该保持冷静。
5.Cover your mouth and nose with a wet cloth _____________________________.
如果发生严重火灾，用湿布捂住口鼻。
you should keep calm
if a terrible fire breaks outUNIT 4　NATURAL DISASTERS
Caught in a flood
Mary and her parents were downstairs in the living room.Mary was looking through the windows at the endless rain outside.It had been raining non－stop for three days.
“Mum, Dad，” said Mary suddenly, “I think we should leave here right away！”
“No，” said Dad.“It’s too late! The radio says the city has already been flooded.”
“We can drive our car through the floodwater! Let’s just leave! I’m really scared！” cried Mary.
“We can’t do that, honey，” explained Mum, “otherwise the moving water could wash the car away！”
Dad moved the dinner table against the door，in case the floodwater forced the door open.Mum waved to Mary to sit on the sofa.“Mary, don’t worry.”
“Everything’s going to be OK，” she said softly, trying her best to comfort Mary.Her voice was calm, but Mary could tell she was worried too.
Without saying a single word, Dad walked to the sofa, sat down and hugged his wife and daughter.The sudden silence in the house seemed to make the wind and rain more frightening outside.What could they do
词汇积累 1.endless /'endl s/ adj.无止境的；无穷尽的(派生词) 2.non－stop /'n n'st p/ adv.直达地；不停地(合成词) 3.flood /fl d/ n.洪水→vt.淹没(词类活用)　　　　　　　　　4.scared /ske d/ adj.害怕的 5.in case 以防 6.force the door open 强行打开门
佳句背诵 1.“Everything’s going to be OK，” she said softly, trying her best to comfort Mary.(副词作状语；现在分词短语作状语；语言描写) “一切都会好起来的，”她轻声说，尽力安慰玛丽。 2.Without saying a single word, Dad walked to the sofa, sat down and hugged his wife and daughter.(动作链) 爸爸一句话也没说，走到沙发跟前，坐下来拥抱了他的妻子和女儿。
PeriodⅠ　Listening and Speaking & Listening and Talking
清辅音和浊辅音；－ed在动词词尾的发音
本单元学习的语音知识有两部分：一是对比清辅音和浊辅音；二是总结－ed在动词词尾的发音规律。
1.英语辅音音素分清辅音与浊辅音，发音时声带不振动的是清辅音，发音时声带振动的是浊辅音。
(1)清辅音：/p/　/t/　/k/　/s/　/f/　/θ/ / /　/t /　/tr/　/ts/
(2)浊辅音：/b/　/d/　/ɡ/　/z/　/v/　/ / / /　/d /　/dr/　/dz/
2.－ed在动词词尾的发音有三种情况：
(1)在清辅音后读/t/：asked，helped，watched
(2)在浊辅音和元音后读/d/：used，loved，studied
(3)在/t//d/后读/Id/：started，minded，landed
[即时练]　朗读下列单词，体会画线部分的发音。
1.designer　beg　banana　improve　revise　their　measure　teenage　draw　beds
2.boss　flash　curious　experiment　freshman　youth　type　chair　trousers　coats
3.annoyed　frightened　attracted　focused　addicted　applied　rented　packed
1.rescue n.&vt.营救；救援
[佳句背诵]　Tom bravely rescued a boy from the river on his way home.(动作描写)
汤姆在回家的路上英勇地从河里救了一个男孩。
(1)rescue...from...　把……从……营救出来
(2)come to one’s rescue 营救某人
rescue workers/boats/helicopters 救援人员/船只/直升机
[活学巧用]　一句多译
警察救了他，并把他送回了家。
→The police ___________________________________________________________
and sent him home.(rescue vt.)
→The police _______________________________________________________
and sent him home.(rescue n.)
2.damage vt.损害；破坏 n.损坏；损失；(生义)损害赔偿金(pl.)
[佳句背诵]　The old farmer was very upset because the strong winds caused great damage to his crops.(心理描写)
老农非常沮丧，因为强风给他的庄稼造成了巨大的损失。
cause/do damage to...　　对……造成损害
damage one’s health 损害某人的健康
[活学巧用]　单句语法填空/一句多译
They are repairing the houses which ________________ (damage)in the flood.
众所周知，抽烟会损害我们的健康。
→As we all know，________________________________________________
___________________________________________________________.(damage n.)
→It is well known that ______________________________________________
___________________________________________________________.(damage vt.)
3.affect vt.影响；(疾病)侵袭；深深打动
·effect n.影响；效果；作用
·effective adj.有效的
[佳句背诵]　The theme class meeting to be held in the lecture hall next Saturday will affect exchange students greatly.(2021·全国甲卷)
下周六在报告厅举行的主题班会将对交换生有极大的影响。
(1)affect sb/sth　　影响某人/某事
be deeply affected by... 被……深深打动
(2)have an effect on... 对……有影响
come into effect 生效；开始实施
take effect 开始起作用，见效；生效，开始实施
[活学巧用]　单句语法填空/补全句子
I sincerely hope that the measures can come ____________ effect as soon as possible.
The audience __________________________________________________
____________________________________________________________________，
with tears welling up in their eyes.(情绪描写)
观众被这个感人的故事深深打动了，眼里涌出了泪水。
I call on our school to ___________________________________________
to build a low－carbon campus.(倡议书)
我呼吁我们学校采取有效措施创建低碳校园。
4.shelter n.避难处；居所；庇护 vt.保护；掩蔽 vi.躲避(风雨或危险)
[佳句背诵]　People were rushing for the shelter from the storm.(动作描写)
人们跑着找地方躲避暴风雨。
(1)shelter from sth　躲避(风雨或危险)
shelter...from... 保护……免受……
(2)a night shelter for the homeless 无家可归者夜间收容所
an animal shelter 动物收容处
[活学巧用]　语境辨义/句式升级
Some parents want to shelter their children from any harm.________________
Many are sleeping in the open because they have no shelter.________________
We sat in the shade and sheltered from the sun.
→We sat in the shade，___________________________________________.
(分词作状语)
5.calm adj.镇静的；沉着的vt.使平静；使镇静
[佳句背诵]　Though rather anxious，he breathed deeply to calm himself down.　他虽然相当焦虑，但他却深呼吸以使自己平静下来。
(1)calm down　平静下来
calm sb down 使某人平静下来；使某人镇定下来
(2)keep/stay/remain calm 保持镇静
[活学巧用]　单句语法填空/补全句子
As soon as their father came into kitchen，the twin sisters calmed ____________.
In time of danger, you must ___________________________________________
____________________________________________________________________.
危急时刻，你应该保持镇静以解决问题。
6.aid n.援助；帮助；救援物资vi.&vt.(formal)帮助；援助
[佳句背诵]　With tears of gratitude welling up in my eyes，I promised that I would aid those in need.(情绪描写)　
我眼里涌出了感激的泪水，我承诺以后我会帮助处在困境的人。
(1)give/do first aid to sb　对某人进行急救
with the aid of 在……的帮助下
(2)aid sb in (doing) sth 帮助某人(做)某事
aid sb with sth 以某事/物帮助某人
aid sb to do sth 帮助某人做某事
[活学巧用]　补全句子/一句多译
________________________________________ our teachers, we learned how to ____________________________________________________________________.
在我们老师的帮助下，我们学会了如何对受伤者进行急救。
如果你能帮助我学习英语，我将不胜感激。(求助信)
→I would be very grateful if ____________________________________
____________________________________________________________________.
→I would be very grateful if ______________________________________
____________________________________________________________________.
→I would be very grateful if ______________________________________________
____________________________________________________________________.
Ⅰ.翻译词块
1.________________ 救援人员
2.________________ 救火
3.________________ 提供食物和水
4.________________ 遭受巨大损失
5.________________ 摧毁整个城市
6.________________ 保持镇静
7.________________ 现有(尤指帮助)
8.volcanic eruption 　________________
9.the magnitude of the earthquake ________________
10.in the flood－hit area ________________
11.damage the buildings ________________
12.cause the landslide ________________
13.take emergency action ________________
14.with the aid of a completely new method ________________
Ⅱ.补全句子
1.Word came that a lot of people ________________________________________
____________________________________________________________________.
消息传来：很多人被困在洪水中。
2.The firefighters ____________________________________________________
____________________________________________________________________.
消防队员将在大约十分钟后赶到那里。
3.They _________________________________________________________
trapped in the broken houses.
他们正忙着营救被困在破损的房子里的人们。
4.First of all，____________________________________________________
in case an earthquake happens.
首先，万一地震发生你应该保持冷静。
5.Cover your mouth and nose with a wet cloth _____________________________.
如果发生严重火灾，用湿布捂住口鼻。UNIT 4　NATURAL DISASTERS
Caught in a flood
Mary and her parents were downstairs in the living room.Mary was looking through the windows at the endless rain outside.It had been raining non－stop for three days.
“Mum, Dad，” said Mary suddenly, “I think we should leave here right away！”
“No，” said Dad.“It’s too late! The radio says the city has already been flooded.”
“We can drive our car through the floodwater! Let’s just leave! I’m really scared！” cried Mary.
“We can’t do that, honey，” explained Mum, “otherwise the moving water could wash the car away！”
Dad moved the dinner table against the door，in case the floodwater forced the door open.Mum waved to Mary to sit on the sofa.“Mary, don’t worry.”
“Everything’s going to be OK，” she said softly, trying her best to comfort Mary.Her voice was calm, but Mary could tell she was worried too.
Without saying a single word, Dad walked to the sofa, sat down and hugged his wife and daughter.The sudden silence in the house seemed to make the wind and rain more frightening outside.What could they do
词汇积累 1.endless /'endl s/ adj.无止境的；无穷尽的(派生词) 2.non－stop /'n n'st p/ adv.直达地；不停地(合成词) 3.flood /fl d/ n.洪水→vt.淹没(词类活用)　　　　　　　　　 4.scared /ske d/ adj.害怕的 5.in case 以防 6.force the door open 强行打开门
佳句背诵 1.“Everything’s going to be OK，” she said softly, trying her best to comfort Mary.(副词作状语；现在分词短语作状语；语言描写) “一切都会好起来的，”她轻声说，尽力安慰玛丽。 2.Without saying a single word, Dad walked to the sofa, sat down and hugged his wife and daughter.(动作链) 爸爸一句话也没说，走到沙发跟前，坐下来拥抱了他的妻子和女儿。
PeriodⅠ　Listening and Speaking & Listening and Talking
清辅音和浊辅音；－ed在动词词尾的发音
本单元学习的语音知识有两部分：一是对比清辅音和浊辅音；二是总结－ed在动词词尾的发音规律。
1.英语辅音音素分清辅音与浊辅音，发音时声带不振动的是清辅音，发音时声带振动的是浊辅音。
(1)清辅音：/p/　/t/　/k/　/s/　/f/　/θ/ / /　/t /　/tr/　/ts/
(2)浊辅音：/b/　/d/　/ɡ/　/z/　/v/　/ / / /　/d /　/dr/　/dz/
2.－ed在动词词尾的发音有三种情况：
(1)在清辅音后读/t/：asked，helped，watched
(2)在浊辅音和元音后读/d/：used，loved，studied
(3)在/t//d/后读/Id/：started，minded，landed
[即时练]　朗读下列单词，体会画线部分的发音。
1.designer　beg　banana　improve　revise　their　measure　teenage　draw　beds
2.boss　flash　curious　experiment　freshman　youth　type　chair　trousers　coats
3.annoyed　frightened　attracted　focused　addicted　applied　rented　packed
1.rescue n.&vt.营救；救援
[佳句背诵]　Tom bravely rescued a boy from the river on his way home.(动作描写)
汤姆在回家的路上英勇地从河里救了一个男孩。
(1)rescue...from...　把……从……营救出来
(2)come to one’s rescue 营救某人
rescue workers/boats/helicopters 救援人员/船只/直升机
[活学巧用]　一句多译
警察救了他，并把他送回了家。
→The police rescued him and sent him home.(rescue vt.)
→The police came to his rescue and sent him home.(rescue n.)
2.damage vt. 损害；破坏 n.损坏；损失；(生义)损害赔偿金(pl.)
[佳句背诵]　The old farmer was very upset because the strong winds caused great damage to his crops.(心理描写)
老农非常沮丧，因为强风给他的庄稼造成了巨大的损失。
cause/do damage to...　　对……造成损害
damage one’s health 损害某人的健康
[活学巧用]　单句语法填空/一句多译
They are repairing the houses which were damaged (damage)in the flood.
众所周知，抽烟会损害我们的健康。
→As we all know, smoking can do/cause damage to our health.(damage n.)
→It is well known that smoking can damage our health.(damage vt.)
3.affect vt.影响；(疾病)侵袭；深深打动
·effect n.影响；效果；作用
·effective adj.有效的
[佳句背诵]　The theme class meeting to be held in the lecture hall next Saturday will affect exchange students greatly.(2021·全国甲卷)
下周六在报告厅举行的主题班会将对交换生有极大的影响。
(1)affect sb/sth　　　　 　影响某人/某事
be deeply affected by... 被……深深打动
(2)have an effect on... 对……有影响
come into effect 生效；开始实施
take effect 开始起作用，见效；生效，开始实施
[活学巧用]　单句语法填空/补全句子
I sincerely hope that the measures can come into effect as soon as possible.
The audience were deeply affected by the moving story，with tears welling up in their eyes.(情绪描写)
观众被这个感人的故事深深打动了，眼里涌出了泪水。
I call on our school to take effective measures to build a low－carbon campus.(倡议书)
我呼吁我们学校采取有效措施创建低碳校园。
4.shelter n.避难处；居所；庇护 vt.保护；掩蔽 vi.躲避(风雨或危险)
[佳句背诵]　People were rushing for the shelter from the storm.(动作描写)
人们跑着找地方躲避暴风雨。
(1)shelter from sth　躲避(风雨或危险)
shelter...from... 保护……免受……
(2)a night shelter for the homeless 无家可归者夜间收容所
an animal shelter 动物收容处
[活学巧用]　语境辨义/句式升级
Some parents want to shelter their children from any harm.vt.保护
Many are sleeping in the open because they have no shelter.n.居所
We sat in the shade and sheltered from the sun.
→We sat in the shade, sheltering from the sun.(分词作状语)
5.calm adj.镇静的；沉着的vt.使平静；使镇静
[佳句背诵]　Though rather anxious，he breathed deeply to calm himself down.　他虽然相当焦虑，但他却深呼吸以使自己平静下来。
(1)calm down　平静下来
calm sb down 使某人平静下来；使某人镇定下来
(2)keep/stay/remain calm 保持镇静
[活学巧用]　单句语法填空/补全句子
As soon as their father came into kitchen，the twin sisters calmed down.
In time of danger, you must keep calm to solve the problem.
危急时刻，你应该保持镇静以解决问题。
6.aid n.援助；帮助；救援物资vi.&vt.(formal)帮助；援助
[佳句背诵]　With tears of gratitude welling up in my eyes，I promised that I would aid those in need.(情绪描写)　
我眼里涌出了感激的泪水，我承诺以后我会帮助处在困境的人。
(1)give/do first aid to sb　对某人进行急救
with the aid of 在……的帮助下
(2)aid sb in (doing) sth 帮助某人(做)某事
aid sb with sth 以某事/物帮助某人
aid sb to do sth 帮助某人做某事
[活学巧用]　补全句子/一句多译
With the aid of our teachers, we learned how to give/do first aid to the injured.
在我们老师的帮助下，我们学会了如何对受伤者进行急救。
如果你能帮助我学习英语，我将不胜感激。(求助信)
→I would be very grateful if you can aid me with my English.
→I would be very grateful if you can aid me to learn English.
→I would be very grateful if you can aid me in learning English.
Ⅰ.翻译词块
1.rescue workers 救援人员
2.fight the fire 救火
3.provide food and water 提供食物和水
4.suffer big losses 遭受巨大损失
5.destroy the whole city 摧毁整个城市
6.stay calm 保持镇静
7.on hand 现有(尤指帮助)
8.volcanic eruption 火山爆发
9.the magnitude of the earthquake 震级
10.in the flood－hit area 在洪水灾区
11.damage the buildings 破坏建筑物
12.cause the landslide 造成滑坡
13.take emergency action 采取紧急措施
14.with the aid of a completely new method
借助于一个全新的方法
Ⅱ.补全句子
1.Word came that a lot of people were trapped in the flood.
消息传来：很多人被困在洪水中。
2.The firefighters will arrive there in about ten minutes.
消防队员将在大约十分钟后赶到那里。
3.They are busy rescuing the people trapped in the broken houses.
他们正忙着营救被困在破损的房子里的人们。
4.First of all, you should keep calm in case an earthquake happens.
首先，万一地震发生你应该保持冷静。
5.Cover your mouth and nose with a wet cloth if a terrible fire breaks out.
如果发生严重火灾，用湿布捂住口鼻。

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