Unit 5 Into the wild Understanding ideas Language points课件
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| 名称 | Unit 5 Into the wild Understanding ideas Language points课件 |
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| 格式 | pptx | ||
| 文件大小 | 8.8MB | ||
| 资源类型 | 试卷 | ||
| 版本资源 | 外研版（2019） | ||
| 科目 | 英语 | ||
| 更新时间 | 2026-01-11 00:00:00 | ||
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(共45张PPT)
Unit 5
Unit 5
Into the wild
1. They migrate to find food, seek a partner, or in search of warmer weather.
动物为了觅食、寻找配偶或温暖的环境而迁徙。
seek v. to look for someone or something 寻求; 寻找
seek (for) sth. 寻求某事
seek one’s advice/help 请求/征求某人的意见/帮助
seek one’s fortune 外出寻找发财机会
seek to do sth. 设法做某事
【语境应用】翻译下面句子。
1) 你应该寻求那位医生的意见。
You should seek the doctor’s advice. / You should seek advice from the doctor.
2) 那个小男孩正在试图和他的姐姐和好。
The little boy is seeking to make up with his elder sister.
3) 每个人都有追求幸福的权利。
Everyone has the right to seek (for) happiness.
e.g. You should seek for somewhere to shelter.
She sought advice from several experts.
I sought to persuade him to go with me, but failed.
2. One of the most wonderful migrations in nature is that of the North American monarch butterfly.
自然界最为壮观的迁徙之一就是北美洲黑脉金斑蝶的迁徙。
one of + 名词复数，谓语动词用单数， ……中之一
that用来指代前面提到的内容，所指代的名词可以是可数名词，也可以是不可数名词。这一用法可以让句子更加简洁，避免重复与累赘。
e.g. This July has more sunny days than that of last year.
【语境应用】 Ⅰ.下列句子中有一处错误，请找出并改正。
1. One of my favorite sports are jogging in the morning.
2. You must notice that one of your shortcoming is lack of patience.
is
shortcomings
Ⅱ. 改写下面句子，使其变得更加简洁。
The population of China is larger than the population of the UK.
that
3. Every autumn, millions of these beautiful insects with fine black and orange wings begin a long and difficult journey.
每年秋天，数百万只这种翅膀橙黑相间的美丽昆虫都会开启漫长且艰辛的旅程。
millions of, hundreds of, thousands of, billions of等表示泛指，不能被具体的数字修饰，但可被many, several, a few等词修饰。 如： a few hundreds of, many millions of, several thousands of。
e.g. Millions of people went back to their hometown at Spring Festival.
hundred / thousand / million / billion用法：
具体的
数词
+
hundred / thousand /
million / billion (单数形式)
hundreds / thousands /
millions / billions (复数形式)
+
of+ n.
e.g. Two hundred people are enough for the work.
e.g. Billions of stars twinkled in the sky.
【语境应用】 把下列句子翻译成英语。
1) 有数百万人在那次战争中丧生。
___________________________________________________
2) 每年深圳都吸引了来自全国各地数百万的人。
___________________________________________________
___________________________________________________
Millions of people died in the war.
Every year Shenzhen attracts millions of people from all over the country.
4. Somehow they manage to travel around 4,000 kilometres south and find their way to California or Mexico.
它们总能完成约4000公里的南行旅程，成功到达加利福尼亚州或墨西哥。
manage vt. & vi. to succeed in doing sth, especially sth difficult 完成(困难的事)，勉力完成
manage to do sth. 设法做成某事
manage it 设法完成某事
e.g. We managed to get to the airport in time.
Can I help you with it
I appreciate your offer, but I can manage it myself.
manage v. to be in charge of (sth); run 管理，负责(公司、队伍、组织等)
e.g. He managed the supermarket when the owner was
away.
Most factories in the area are old and badly managed.
易混词组 区别 例句
manage to do sth. 表示“设法做成了某事”，重在结果，相当于succeed in doing sth. We managed to get there on time. 我们设法按时到达了那里。(结果是按时到达了)
try to do sth. 表示“尽力做某事，设法做某事”，重在动作，但并不一定成功，相当于attempt to do sth. We try to get there on time.我们尽力按时赶到那里。(不知是否按时到达了)
manage to do sth. 与 try to do sth.
A: The problem is quite a challenge for me, although I’ve _________ my best _________ (solve) it. I decide to give it up.
B: Don’t worry. I can help.
A: So glad to hear that. Please do have a try.
B: (some time later) Yes. I’ve _______________ (solve) e here. Let me show you how I worked it out.
【语境应用】用manage和try的短语填写下列对话，体会二者的区别。
tried to solve
managed to solve
5. It uses its eyes to measure the position of the sun.
黑脉金斑蝶可以用眼睛测量太阳的位置。
measure v. 1) to find the size, length, or amount of something, using standard units such as inches, metres etc量，测量
2) to judge the importance, value, or true nature of something 估量，衡量
made ... to measure 按尺寸做的
measure one's length 跌倒，摔倒
measure up to one's expectations 达到或符合某人的期望
e.g. –Will the table fit in here
–I don't know — let's measure it.
It's hard to measure his ability when we haven't seen his work.
n. 1) an action, especially an official one, that is intended to deal with a particular problem 措施，办法
2) an amount or unit in a measuring system 计量(度量)单位
e.g. Measures are being taken to reduce crime in the city.
A metre is a measure of length, and a minute is a measure of time.
Her work has improved beyond measure.
The discussions didn't measure up to my expectations.
take measures to do sth 采取措施做……
beyond measure 非常，极其
for good measure 额外地
in great / some measure 在很大/某种程度上
【语境应用】根据括号内的汉语提示补全下列句子(每空一词)。
1) My new bed ________ ________ ________ (为两米) in length.
2) We must ________ ________ ________ ________ ________ (采取措施减少污染) in the area.
3) Education shouldn’t ________ ________ ________ (由……衡量) examination results alone.
4) His red face is ________ ________ ________ ________ ________ ________ ________ (说明他多么生气).
measures two metres
take measures to reduce pollution
be measured by
a measure of how
angry he is
position n. 1) a place or location 位置
2) a post of employment; a job 职位
in position 就位
e.g. I can tell the time from the position of the sun.
Bill took up his new position as director in October.
positional adj. 位置上的；地位上的
pose n. 姿势，姿态
【语境应用】单句语法填空。
1) The team has made some _________ (position) changes
because two players are injured.
2) Is everybody _________ position
positional
in
6. These two pieces of information the time of day and the point where the sun is in the sky allow the butterfly to determine the way to go.
这两条信息——一天中的时刻和太阳在天空中的位置——让黑脉金斑蝶能够判定前进的方向。
determine vt. 1) to find out the facts about something
测定，确定，查明
2) to officially decide something 决定
determine to do sth. (表示动作) 决心做某事，决定做某事
determine on sth. 决心/ 决定……
e.g. We set out to determine what happened that night.
The date for the meeting has yet to be determined.
He determined to stay in this city till the year was over.
They determined on an early start.
determination n. 决心，果断；坚定；决定；确定
with determination 顽强地，有决心地
determined adj. 有决心的；坚定的，坚决的
be determined to do sth (表示状态)决心做某事，决意做某事
【语境应用】根据括号内的汉语提示补全下列句子。
1) I ________________________________ (决心要获得成功).
2) They ______________________________(决定早点开始).
3) A date for the meeting ______________________________ (尚待确定).
4) We set out to ________________________________ (查明那天晚上发生的事).
5) Education _______________________________________ __________________ (对于一个人的性格形成起着重要作用).
am determined to succeed
determined to start early
has yet to be determined
determine what happened that night
plays an important part in determining a person’s character
7. The solution to the mystery of the monarch’s amazing ability comes at a time when it is in serious trouble.
黑脉金斑蝶这一惊人能力的奥秘被揭开时，这一生物正处于水深火热的生存状态中。
the solution to sth ……的解决方法
常见的用介词to的短语有：
the key to sth ……的钥匙/关键所在
the answer to sth ……的答案
the way to sth ……的方法/道路
the entrance to sth ……的入口
amazing adj. so surprising you can hardly believe it 令人吃惊的
very good, especially in an unexpected way了不起的
e.g. It was amazing that she could be so calm in such a situation.
amaze vt. 使惊奇
amazed adj. 感到惊奇的
be amazed at/ by/ that … 对……感到惊讶
be amazed to do sth 惊讶地做某事
amazement n. 惊奇，惊诧
to one’s amazement 令某人感到惊讶的是
in amazement 惊讶地
【语境应用】用amaze的适当形式填空。
1) The ___________ look on her face showed that she was __________ to see what had happened.
2) Much to my ____________, he was able to recite the whole poem from memory.
3) The foreigners are ____________ by the ____________ achievements that the Chinese have made in the development of economy.
amazed
amazed
amazement
amazed
amazing
in (serious) trouble: in an unpleasant, difficult or dangerous situation 在困扰中
e.g. He is in serious trouble and needs my help.
“in+抽象名词” 短语有：
in danger, in debt (处于负债中), in despair (处于绝望中), in doubt (不肯定，没把握), in need, in peace, in power, in silence, in shock
8. It’s population has crashed by as much as 90 per cent in the last few years.
其数量在近年内减少了百分之九十之多。
crash v. 1) to lose a lot suddenly 暴跌
2) to hit extremely hard 碰撞，撞击
crash into/ onto 撞上……
3) to lose very badly in a sport 溃败，惨败
4) if a computer crashes, or if you crash the computer, it suddenly stops working (使)瘫痪
e.g. Share prices crashed to an all-time low (前所未有的低记录) yesterday.
A truck went out of control and crashed into the back of a bus.
I crashed completely in the first round.
The system crashed and I lost three hours’ worth of work.
crash n. a sudden loud noise made by something falling, breaking etc 碰撞声，碰撞
an accident in which a vehicle violently hits something else (汽车的)撞车事故; (飞机的)失事
a sudden disastrous drop in the value or price of something, especially shares 暴跌
e.g. 41 people were killed in the plane crash.
Many investors suffered huge losses in the recent stock
market crash.
crash out (of sth) 被淘汰
【语境应用】指出下列句子中crash的意思和词性。
The tree fell with a great crash.
Files can be lost if the system suddenly crashes.
3) A girl was seriously hurt in the yesterday’s car crash.
4) She went out of the room angrily and crashed the door heavily behind her.
n.碰撞声
v. 奔溃
n. 撞车
v. 猛撞，碰撞
9. Sadly, human activity is the main reason why the number of monarch butterflies is falling.
不幸的是，人类活动是造成其数量下降的主要原因。
本句是一个主从复合句。定语从句的先行词是the main reason, 关系副词why在定语从句中作原因状语，关系副词why可以被换成for which。
reason adj. 原因；理由。后接定语从句时，用什么关系词取决于关系词在从句中所作的成分：
(1) 若关系词在从句中作主语、宾语等，要用which或that，作宾语时关系词可省略。
e.g. The reason (which/ that) you’ve given sound reasonable.
(2) 若关系词在从句中作状语，一般用why。
e.g. The reason why he was late for class was that he got up late.
【语境应用】单句语法填空。
1) This is the very reason ___________ we all know.
2) This is the reason ___________ he wasn’t there yesterday.
3) The reason ___________ he gave us was unacceptable.
that
why
that/ which
10. In many of the places where the butterfly can be found, people are destroying the natural environment.
在黑脉金斑蝶生存的许多地方，人们正破坏着那里的自然环境。
destroy v. to damage something so badly that it no long exists or cannot be used or repaired 破坏，摧毁，毁掉
e.g. A number of paintings in this castle were destroyed in a fire in 2020.
destruction n. 破坏，摧毁，毁灭
destructive adj. 毁灭性的，引起破坏的
destroy, damage 与ruin
易混词 区别 例句
destroy v. 多指彻底的、毁灭性的破坏，含有不能或很难再修复的意味。 An atom bomb would destroy a city.
damage v. & n. 多指对价值和功能的破坏，多用于无生命的事物，一般还可以修复。 Smoking can severely damage your health.
ruin v. & n. 多指出于外部原因而受到严重破坏以致不能修复，且这种破坏使某物的价值或用处失去。也可用于引申意义，表示希望、愿望的破灭。 The rainy weather lasted for a couple of days, completely ruining our plan for a picnic.
【语境应用】用ruin, destroy, damage的适当形式填空。
1) Several house were slightly ______________ by the storm in the village.
2) One of my friends asked me to help him with his lessons this weekend, and this ______________ my plan.
3) Data shows that nearly 19770 acres (英亩) of the Brazilian rainforests _____________ between August 2019 and July 2021.
damaged
ruined
were destroyed
11. They cut down trees and use chemicals that kill the plants that monarch caterpillars eat.
他们砍伐树木，他们所用的化学制剂杀死了黑脉金斑蝶幼虫食用的植物。
本句中包含两个由关系代词that引导的定语从句。
第一个定语从句中，先行词是chemicals，关系代词that
在定语从句中作主语，可用which替换；
在第二个定语从句中，先行词是plants，that在定语从句中作宾语，可省略。
12. The more we know about this lovely creature, the greater the chance it will survive and keep its place in the natural world for a long time to come.
我们对这种迷人的生物了解越多，它们在自然界中得以长久生存并保持其位置的可能性就越大。
the +比较级, the +比较级 越……越……(前者是条件，后者是结果)。多音节形容词、副词前面加more，构成比较级；单音节形容词、副词后面加-(e)r构成比较级。
e.g. The more I know him, the more I like him.
The harder you work, the luckier you will be.
比较级的其他常用结构：
比较级+ and +比较级
more and more + 多音节形容词或副词
e.g. China is becoming stronger and stronger.
the +比较级+ of the two +可数名词复数，表示“两者中比较……的那一个”。
e.g. Bob is the taller of the two boys.
越来越…… (表示自身程度的改变)
【语境应用】Ⅰ.翻译下列句子。
1. 你看的书越多，你懂得就越多。
2. 我越了解他，就越喜欢他。
Ⅱ. 完成句子。
她对考试越来越有信心了。当然，她学习越努力，考试成绩就越好。
She is getting ______________________about the exams and of course, _________ she studies, _________ results she will get.
The more books you read, the more you understand.
The more I know him, the more I like him.
more and more confident
the harder
the better
lovely adj. pleasant or enjoyable 可爱的，令人愉快的
英语中有些以“-ly”结尾的词是形容词，常见的有：friendly，likely (很可能的)，deadly(致命的)，
lively(活泼的)， lonely (孤独的，荒凉的)， ugly，silly，daily， weekly，monthly， yearly等。
其中daily， weekly， monthly，yearly也可以用作副词。
survive v. 1) to continue to live or exist, especially in spite of danger or hardship 活下来，幸存
2) to live longer than someone else, usually someone closely related to you 比……活得更长/长寿
survive on sth (=live on sth) 依靠……生活
survive sth 幸免于……，从……中艰难度过
e.g. Camels can survive for many days without water in the desert.
The lucky girl has survived the big earthquake.
The old lady has survived all her children.
survival n. 幸存，生存，存活
survivor n. 幸存者，生还者
【注意】
survive用作及物动词时，本身已表示“幸存，幸免于难”，因而后面可直接加the war, flood, fire, accident, earthquake, explosion, crisis等表示灾难的名词，不能再加in或from等介词。
【语境应用】用survive的适当形式填空。
1) The ________ of the boy is uncertain; he is badly hurt and may die.
2) Rock was a(n) ________ of the accident, but he lost his left leg.
3) Few buildings here ________ the earthquake, for they were poorly built.
4) I don't know how you all manage to ________ on 20 dollars a week.
survival
survivor
survived
survive
Unit 5
Unit 5
Into the wild
1. They migrate to find food, seek a partner, or in search of warmer weather.
动物为了觅食、寻找配偶或温暖的环境而迁徙。
seek v. to look for someone or something 寻求; 寻找
seek (for) sth. 寻求某事
seek one’s advice/help 请求/征求某人的意见/帮助
seek one’s fortune 外出寻找发财机会
seek to do sth. 设法做某事
【语境应用】翻译下面句子。
1) 你应该寻求那位医生的意见。
You should seek the doctor’s advice. / You should seek advice from the doctor.
2) 那个小男孩正在试图和他的姐姐和好。
The little boy is seeking to make up with his elder sister.
3) 每个人都有追求幸福的权利。
Everyone has the right to seek (for) happiness.
e.g. You should seek for somewhere to shelter.
She sought advice from several experts.
I sought to persuade him to go with me, but failed.
2. One of the most wonderful migrations in nature is that of the North American monarch butterfly.
自然界最为壮观的迁徙之一就是北美洲黑脉金斑蝶的迁徙。
one of + 名词复数，谓语动词用单数， ……中之一
that用来指代前面提到的内容，所指代的名词可以是可数名词，也可以是不可数名词。这一用法可以让句子更加简洁，避免重复与累赘。
e.g. This July has more sunny days than that of last year.
【语境应用】 Ⅰ.下列句子中有一处错误，请找出并改正。
1. One of my favorite sports are jogging in the morning.
2. You must notice that one of your shortcoming is lack of patience.
is
shortcomings
Ⅱ. 改写下面句子，使其变得更加简洁。
The population of China is larger than the population of the UK.
that
3. Every autumn, millions of these beautiful insects with fine black and orange wings begin a long and difficult journey.
每年秋天，数百万只这种翅膀橙黑相间的美丽昆虫都会开启漫长且艰辛的旅程。
millions of, hundreds of, thousands of, billions of等表示泛指，不能被具体的数字修饰，但可被many, several, a few等词修饰。 如： a few hundreds of, many millions of, several thousands of。
e.g. Millions of people went back to their hometown at Spring Festival.
hundred / thousand / million / billion用法：
具体的
数词
+
hundred / thousand /
million / billion (单数形式)
hundreds / thousands /
millions / billions (复数形式)
+
of+ n.
e.g. Two hundred people are enough for the work.
e.g. Billions of stars twinkled in the sky.
【语境应用】 把下列句子翻译成英语。
1) 有数百万人在那次战争中丧生。
___________________________________________________
2) 每年深圳都吸引了来自全国各地数百万的人。
___________________________________________________
___________________________________________________
Millions of people died in the war.
Every year Shenzhen attracts millions of people from all over the country.
4. Somehow they manage to travel around 4,000 kilometres south and find their way to California or Mexico.
它们总能完成约4000公里的南行旅程，成功到达加利福尼亚州或墨西哥。
manage vt. & vi. to succeed in doing sth, especially sth difficult 完成(困难的事)，勉力完成
manage to do sth. 设法做成某事
manage it 设法完成某事
e.g. We managed to get to the airport in time.
Can I help you with it
I appreciate your offer, but I can manage it myself.
manage v. to be in charge of (sth); run 管理，负责(公司、队伍、组织等)
e.g. He managed the supermarket when the owner was
away.
Most factories in the area are old and badly managed.
易混词组 区别 例句
manage to do sth. 表示“设法做成了某事”，重在结果，相当于succeed in doing sth. We managed to get there on time. 我们设法按时到达了那里。(结果是按时到达了)
try to do sth. 表示“尽力做某事，设法做某事”，重在动作，但并不一定成功，相当于attempt to do sth. We try to get there on time.我们尽力按时赶到那里。(不知是否按时到达了)
manage to do sth. 与 try to do sth.
A: The problem is quite a challenge for me, although I’ve _________ my best _________ (solve) it. I decide to give it up.
B: Don’t worry. I can help.
A: So glad to hear that. Please do have a try.
B: (some time later) Yes. I’ve _______________ (solve) e here. Let me show you how I worked it out.
【语境应用】用manage和try的短语填写下列对话，体会二者的区别。
tried to solve
managed to solve
5. It uses its eyes to measure the position of the sun.
黑脉金斑蝶可以用眼睛测量太阳的位置。
measure v. 1) to find the size, length, or amount of something, using standard units such as inches, metres etc量，测量
2) to judge the importance, value, or true nature of something 估量，衡量
made ... to measure 按尺寸做的
measure one's length 跌倒，摔倒
measure up to one's expectations 达到或符合某人的期望
e.g. –Will the table fit in here
–I don't know — let's measure it.
It's hard to measure his ability when we haven't seen his work.
n. 1) an action, especially an official one, that is intended to deal with a particular problem 措施，办法
2) an amount or unit in a measuring system 计量(度量)单位
e.g. Measures are being taken to reduce crime in the city.
A metre is a measure of length, and a minute is a measure of time.
Her work has improved beyond measure.
The discussions didn't measure up to my expectations.
take measures to do sth 采取措施做……
beyond measure 非常，极其
for good measure 额外地
in great / some measure 在很大/某种程度上
【语境应用】根据括号内的汉语提示补全下列句子(每空一词)。
1) My new bed ________ ________ ________ (为两米) in length.
2) We must ________ ________ ________ ________ ________ (采取措施减少污染) in the area.
3) Education shouldn’t ________ ________ ________ (由……衡量) examination results alone.
4) His red face is ________ ________ ________ ________ ________ ________ ________ (说明他多么生气).
measures two metres
take measures to reduce pollution
be measured by
a measure of how
angry he is
position n. 1) a place or location 位置
2) a post of employment; a job 职位
in position 就位
e.g. I can tell the time from the position of the sun.
Bill took up his new position as director in October.
positional adj. 位置上的；地位上的
pose n. 姿势，姿态
【语境应用】单句语法填空。
1) The team has made some _________ (position) changes
because two players are injured.
2) Is everybody _________ position
positional
in
6. These two pieces of information the time of day and the point where the sun is in the sky allow the butterfly to determine the way to go.
这两条信息——一天中的时刻和太阳在天空中的位置——让黑脉金斑蝶能够判定前进的方向。
determine vt. 1) to find out the facts about something
测定，确定，查明
2) to officially decide something 决定
determine to do sth. (表示动作) 决心做某事，决定做某事
determine on sth. 决心/ 决定……
e.g. We set out to determine what happened that night.
The date for the meeting has yet to be determined.
He determined to stay in this city till the year was over.
They determined on an early start.
determination n. 决心，果断；坚定；决定；确定
with determination 顽强地，有决心地
determined adj. 有决心的；坚定的，坚决的
be determined to do sth (表示状态)决心做某事，决意做某事
【语境应用】根据括号内的汉语提示补全下列句子。
1) I ________________________________ (决心要获得成功).
2) They ______________________________(决定早点开始).
3) A date for the meeting ______________________________ (尚待确定).
4) We set out to ________________________________ (查明那天晚上发生的事).
5) Education _______________________________________ __________________ (对于一个人的性格形成起着重要作用).
am determined to succeed
determined to start early
has yet to be determined
determine what happened that night
plays an important part in determining a person’s character
7. The solution to the mystery of the monarch’s amazing ability comes at a time when it is in serious trouble.
黑脉金斑蝶这一惊人能力的奥秘被揭开时，这一生物正处于水深火热的生存状态中。
the solution to sth ……的解决方法
常见的用介词to的短语有：
the key to sth ……的钥匙/关键所在
the answer to sth ……的答案
the way to sth ……的方法/道路
the entrance to sth ……的入口
amazing adj. so surprising you can hardly believe it 令人吃惊的
very good, especially in an unexpected way了不起的
e.g. It was amazing that she could be so calm in such a situation.
amaze vt. 使惊奇
amazed adj. 感到惊奇的
be amazed at/ by/ that … 对……感到惊讶
be amazed to do sth 惊讶地做某事
amazement n. 惊奇，惊诧
to one’s amazement 令某人感到惊讶的是
in amazement 惊讶地
【语境应用】用amaze的适当形式填空。
1) The ___________ look on her face showed that she was __________ to see what had happened.
2) Much to my ____________, he was able to recite the whole poem from memory.
3) The foreigners are ____________ by the ____________ achievements that the Chinese have made in the development of economy.
amazed
amazed
amazement
amazed
amazing
in (serious) trouble: in an unpleasant, difficult or dangerous situation 在困扰中
e.g. He is in serious trouble and needs my help.
“in+抽象名词” 短语有：
in danger, in debt (处于负债中), in despair (处于绝望中), in doubt (不肯定，没把握), in need, in peace, in power, in silence, in shock
8. It’s population has crashed by as much as 90 per cent in the last few years.
其数量在近年内减少了百分之九十之多。
crash v. 1) to lose a lot suddenly 暴跌
2) to hit extremely hard 碰撞，撞击
crash into/ onto 撞上……
3) to lose very badly in a sport 溃败，惨败
4) if a computer crashes, or if you crash the computer, it suddenly stops working (使)瘫痪
e.g. Share prices crashed to an all-time low (前所未有的低记录) yesterday.
A truck went out of control and crashed into the back of a bus.
I crashed completely in the first round.
The system crashed and I lost three hours’ worth of work.
crash n. a sudden loud noise made by something falling, breaking etc 碰撞声，碰撞
an accident in which a vehicle violently hits something else (汽车的)撞车事故; (飞机的)失事
a sudden disastrous drop in the value or price of something, especially shares 暴跌
e.g. 41 people were killed in the plane crash.
Many investors suffered huge losses in the recent stock
market crash.
crash out (of sth) 被淘汰
【语境应用】指出下列句子中crash的意思和词性。
The tree fell with a great crash.
Files can be lost if the system suddenly crashes.
3) A girl was seriously hurt in the yesterday’s car crash.
4) She went out of the room angrily and crashed the door heavily behind her.
n.碰撞声
v. 奔溃
n. 撞车
v. 猛撞，碰撞
9. Sadly, human activity is the main reason why the number of monarch butterflies is falling.
不幸的是，人类活动是造成其数量下降的主要原因。
本句是一个主从复合句。定语从句的先行词是the main reason, 关系副词why在定语从句中作原因状语，关系副词why可以被换成for which。
reason adj. 原因；理由。后接定语从句时，用什么关系词取决于关系词在从句中所作的成分：
(1) 若关系词在从句中作主语、宾语等，要用which或that，作宾语时关系词可省略。
e.g. The reason (which/ that) you’ve given sound reasonable.
(2) 若关系词在从句中作状语，一般用why。
e.g. The reason why he was late for class was that he got up late.
【语境应用】单句语法填空。
1) This is the very reason ___________ we all know.
2) This is the reason ___________ he wasn’t there yesterday.
3) The reason ___________ he gave us was unacceptable.
that
why
that/ which
10. In many of the places where the butterfly can be found, people are destroying the natural environment.
在黑脉金斑蝶生存的许多地方，人们正破坏着那里的自然环境。
destroy v. to damage something so badly that it no long exists or cannot be used or repaired 破坏，摧毁，毁掉
e.g. A number of paintings in this castle were destroyed in a fire in 2020.
destruction n. 破坏，摧毁，毁灭
destructive adj. 毁灭性的，引起破坏的
destroy, damage 与ruin
易混词 区别 例句
destroy v. 多指彻底的、毁灭性的破坏，含有不能或很难再修复的意味。 An atom bomb would destroy a city.
damage v. & n. 多指对价值和功能的破坏，多用于无生命的事物，一般还可以修复。 Smoking can severely damage your health.
ruin v. & n. 多指出于外部原因而受到严重破坏以致不能修复，且这种破坏使某物的价值或用处失去。也可用于引申意义，表示希望、愿望的破灭。 The rainy weather lasted for a couple of days, completely ruining our plan for a picnic.
【语境应用】用ruin, destroy, damage的适当形式填空。
1) Several house were slightly ______________ by the storm in the village.
2) One of my friends asked me to help him with his lessons this weekend, and this ______________ my plan.
3) Data shows that nearly 19770 acres (英亩) of the Brazilian rainforests _____________ between August 2019 and July 2021.
damaged
ruined
were destroyed
11. They cut down trees and use chemicals that kill the plants that monarch caterpillars eat.
他们砍伐树木，他们所用的化学制剂杀死了黑脉金斑蝶幼虫食用的植物。
本句中包含两个由关系代词that引导的定语从句。
第一个定语从句中，先行词是chemicals，关系代词that
在定语从句中作主语，可用which替换；
在第二个定语从句中，先行词是plants，that在定语从句中作宾语，可省略。
12. The more we know about this lovely creature, the greater the chance it will survive and keep its place in the natural world for a long time to come.
我们对这种迷人的生物了解越多，它们在自然界中得以长久生存并保持其位置的可能性就越大。
the +比较级, the +比较级 越……越……(前者是条件，后者是结果)。多音节形容词、副词前面加more，构成比较级；单音节形容词、副词后面加-(e)r构成比较级。
e.g. The more I know him, the more I like him.
The harder you work, the luckier you will be.
比较级的其他常用结构：
比较级+ and +比较级
more and more + 多音节形容词或副词
e.g. China is becoming stronger and stronger.
the +比较级+ of the two +可数名词复数，表示“两者中比较……的那一个”。
e.g. Bob is the taller of the two boys.
越来越…… (表示自身程度的改变)
【语境应用】Ⅰ.翻译下列句子。
1. 你看的书越多，你懂得就越多。
2. 我越了解他，就越喜欢他。
Ⅱ. 完成句子。
她对考试越来越有信心了。当然，她学习越努力，考试成绩就越好。
She is getting ______________________about the exams and of course, _________ she studies, _________ results she will get.
The more books you read, the more you understand.
The more I know him, the more I like him.
more and more confident
the harder
the better
lovely adj. pleasant or enjoyable 可爱的，令人愉快的
英语中有些以“-ly”结尾的词是形容词，常见的有：friendly，likely (很可能的)，deadly(致命的)，
lively(活泼的)， lonely (孤独的，荒凉的)， ugly，silly，daily， weekly，monthly， yearly等。
其中daily， weekly， monthly，yearly也可以用作副词。
survive v. 1) to continue to live or exist, especially in spite of danger or hardship 活下来，幸存
2) to live longer than someone else, usually someone closely related to you 比……活得更长/长寿
survive on sth (=live on sth) 依靠……生活
survive sth 幸免于……，从……中艰难度过
e.g. Camels can survive for many days without water in the desert.
The lucky girl has survived the big earthquake.
The old lady has survived all her children.
survival n. 幸存，生存，存活
survivor n. 幸存者，生还者
【注意】
survive用作及物动词时，本身已表示“幸存，幸免于难”，因而后面可直接加the war, flood, fire, accident, earthquake, explosion, crisis等表示灾难的名词，不能再加in或from等介词。
【语境应用】用survive的适当形式填空。
1) The ________ of the boy is uncertain; he is badly hurt and may die.
2) Rock was a(n) ________ of the accident, but he lost his left leg.
3) Few buildings here ________ the earthquake, for they were poorly built.
4) I don't know how you all manage to ________ on 20 dollars a week.
survival
survivor
survived
survive