1
A group of friends from around the world/əˈraʊnd ðə wɜːld/ 世界各地 have gathered/ˈɡæðəd/ 聚集，集合 because they all have something in common/hæv ˈsʌmθɪŋ ɪn ˈkɒmən/ 有共同之处.
一群来自世界各地的朋友聚在一起，因为他们都有共同之处。
▸📖 难词速查3个
gatheredv./ˈɡæðəd/
聚集，集合
To come together in one place; to assemble.
have something in commonphr./hæv ˈsʌmθɪŋ ɪn ˈkɒmən/
有共同之处
To share interests, traits, or experiences with others.
around the worldphr./əˈraʊnd ðə wɜːld/
世界各地
From different places all over the globe.
▸🔗 固定搭配2个
have something in common
有共同之处
We have something in common — we both love hiking.
a group of friends from around the world
一群来自世界各地的朋友
A group of students from around the world joined the program.
▸✏️ 句式练习1个
① 因果关系句式
A group of ... have gathered because they all have ... in common.
用because连接因果关系，说明人们聚集的原因。
原句：A group of friends from around the world have gathered because they all have something in common.
📝 试一试：A group of ________ have gathered because they all ________.
Example:
A group of neighbors have gathered because they all want to improve their community.
2
They all want to have fun/hæv fʌn/ 玩乐，享受生活, they all want to exercise/ˈeksəsaɪz/ 锻炼身体, and they all want to eat healthy/iːt ˈhelθi/ 健康饮食.
他们都想要快乐，都想锻炼身体，也都想吃得健康。
▸📖 难词速查3个
have funphr./hæv fʌn/
玩乐，享受生活
To enjoy yourself; to do things that make you happy.
exercisev./ˈeksəsaɪz/
锻炼身体
To do physical activity to stay fit and healthy.
eat healthyphr./iːt ˈhelθi/
健康饮食
To choose foods that are good for your body.
▸🔗 固定搭配2个
want to have fun
想要玩乐
Kids just want to have fun on weekends.
want to eat healthy
想吃得健康
More people want to eat healthy these days.
▸✏️ 句式练习1个
② 平行列举句式
They all want to [A], they all want to [B], and they all want to [C].
用三个平行结构强调共同意愿，语气递进增强。
原句：They all want to have fun, they all want to exercise, and they all want to eat healthy.
📝 试一试：They all want to ________, they all want to ________, and they all want to ________.
Example:
They all want to learn English, they all want to travel abroad, and they all want to make new friends.
3
Those reasons/ˈriːzənz/ 理由，原因 are great, but they are not why these people have banded together/ˈbændɪd təˈɡeðə/ 联合起来，团结在一起.
这些理由固然不错，但并不是这些人聚在一起的真正原因。
▸📖 难词速查3个
reasonsn./ˈriːzənz/
理由，原因
The explanations or causes for why something happens.
banded togetherphr.v./ˈbændɪd təˈɡeðə/
联合起来，团结在一起
To join with others as a group for a shared purpose.
whyadv./waɪ/
为什么（引导名词性从句）
Used to introduce a clause explaining the reason for something.
▸🔗 固定搭配2个
band together
联合起来，团结在一起
Workers banded together to demand better conditions.
those reasons are great, but...
那些理由很好，但……（转折表达）
Those reasons are great, but they don't solve the real problem.
▸✏️ 句式练习1个
③ 转折否定句式
Those [things] are great, but they are not why [people] have [done something].
先肯定再否定，用but they are not why制造转折，揭示真正的动机。
原句：Those reasons are great, but they are not why these people have banded together.
📝 试一试：Those ________ are great, but they are not why ________.
Example:
Those benefits are great, but they are not why she started this project.
4
They have banded together because they all carry/ˈkæri/ 携带，带有 the APOE4 gene/dʒiːn/ 基因.
他们聚在一起，是因为他们都携带APOE4基因。
▸📖 难词速查3个
carryv./ˈkæri/
携带，带有
To have something inside your body, like a gene or disease.
genen./dʒiːn/
基因
A unit of DNA that controls a particular trait in a living thing.
banded togetherphr.v./ˈbændɪd təˈɡeðə/
联合起来
To form a group with others for a common purpose.
▸🔗 固定搭配2个
carry a gene
携带某种基因
About 20% of people carry this gene.
band together because...
因……而联合起来
They banded together because they shared the same goal.
▸✏️ 句式练习1个
④ 共因联合句式
They have [done something] because they all [share a trait].
说明人们因为共同的特质而采取了某个行动。
原句：They have banded together because they all carry the APOE4 gene.
📝 试一试：They have ________ because they all ________.
Example:
They have formed a support group because they all experienced the same loss.
5
That gene increases/ɪnˈkriːsɪz/ 增加，提高 their risk/rɪsk/ 风险，危险 of getting the brain-destroying/breɪn dɪˈstrɔɪɪŋ/ 摧毁大脑的 disease known as/nəʊn æz/ 被称为，以……闻名 Alzheimer's.
这个基因会增加他们患上被称为阿尔茨海默症的脑部毁灭性疾病的风险。
▸📖 难词速查4个
increasesv./ɪnˈkriːsɪz/
增加，提高
To make something larger in amount or degree.
riskn./rɪsk/
风险，危险
The possibility that something bad might happen.
brain-destroyingadj./breɪn dɪˈstrɔɪɪŋ/
摧毁大脑的
Something that causes severe damage to the brain.
known asphr./nəʊn æz/
被称为
Called or named by a particular name; famously identified as.
▸🔗 固定搭配2个
increase the risk of
增加……的风险
Smoking increases the risk of lung cancer.
known as
被称为
The city is known as the capital of fashion.
▸✏️ 句式练习1个
⑤ 风险描述句式
That [thing] increases their risk of getting [disease] known as [name].
描述某种因素增加了患某种疾病的风险，用known as引出疾病的名称。
原句：That gene increases their risk of getting the brain-destroying disease known as Alzheimer's.
📝 试一试：That ________ increases their risk of getting ________ known as ________.
Example:
That habit increases their risk of getting a serious illness known as diabetes.
🎧 全文影子跟读（句1-5）
逐句学完后，跟着完整音频不暂停地进行影子跟读练习
A group of friends from around the world have gathered because they all have something in common. They all want to have fun, they all want to exercise, and they all want to eat healthy. Those reasons are great, but they are not why these people have banded together. They have banded together because they all carry the APOE4 gene. That gene increases their risk of getting the brain-destroying disease known as Alzheimer's.