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(共19张PPT)
人教版（2019）选择性必修二
Unit 2 Bridging Culture
Read and Thinking
--Understand long sentences
理解长难句
Learning objectives
At the end of this class, students will be able to:
1.understand how long sentences are formed.
2.analyze long sentences in the text by following the three steps.
Lead-in
Observe how to form a long sentence
1. Xie Lei is a student.
2. Xie Lei is an exchange student.
3. Xie Lei is a hard-working exchange student.
4. Xie Lei is a hard-working exchange student in London.
5.Xie Lei is a hard-working exchange student in London, where she went six months ago.
6.Xie Lei is a hard-working exchange student in London where she went six months ago, and she wanted to learn global business and improve her English.
+ n
+ adj.
+ p.p介短
+定从
+并列句
Lead in
How long sentences are formed
7.Xie Lei is a hard-working exchange student in London where she went six months ago, and she wanted to learn global business and improve her English, aiming to set up a business in China.
8.Xie Lei is a hard-working exchange student in London where she went six months ago, and she wanted to learn global business and improve her English, aiming to set up a business in China after she graduates.
+非谓语
+状从
（主干）Trunk
三长
(介词短语、非谓语、从句)
两短(adj./ adv)
一并列/平行
(并列结构)
Leaves&Branches
（修饰成分）
例：为了我的美好未来，在一个漆黑的夜晚，当其他人都在熟睡的时候，我努力地学习有趣的英语，并且我相信我一定会成功。
主干 三长 两短 一并列
主谓SV 介词短语 非谓语短语 从句 形容词 副词
并列结构
主谓宾SVO
主谓宾宾SVOO
主谓宾补SVOC
主系表SLP
我学习英语 在一个漆黑的夜晚 为了我的美好未来 当其他人都在熟睡 无聊的 努力地 我相信我一定会成功
Observe
How to classify long sentences
长难句
类型
1. 分裂结构：标点符号（插入语）分割句子
2. 嵌套结构：句子里套从句，从句里又套从句
3. 平行结构：句子包含多个并列成分
4.倒装结构：变换语序，强调句/倒装句
1.分裂结构：标点符号（插入语）分割句子
例：
This cycle,
leads to a mountain of waste.（2021年全国甲卷阅读C篇）
这个循环，常常因为我们持续对新事物的需求而加速，导致堆积如山的废弃物。
often accelerated by our constant need for the new,
2. 嵌套结构：句子里套从句，从句里又套从句
例：
Scientists have found that the ability of birds to learn songs from their parents, which was once thought to be a uniquely human trait, is controlled by a gene that also affects human speech.（2020年江苏卷阅读C篇）
科学家们发现，鸟类从父母那里学习鸣叫的能力——这曾被认为是人类独有的特征——是由一个同样影响人类言语的基因控制的。
3. 平行结构：句子包含多个并列成分
例：
The program aims to inspire students' curiosity, develop their critical thinking skills, and prepare them for a future where they can solve complex problems.（2022年新高考I卷阅读B篇）
该项目旨在激发学生的好奇心，培养他们的批判性思维技能，并为他们能够解决复杂问题的未来做好准备。
4.倒装结构：变换语序，强调句/倒装句
例：
Only when we fully understand the intricate relationships within an ecosystem can we begin to effectively protect it.（2023年全国乙卷阅读D篇）
只有当我们完全理解了一个生态系统内部错综复杂的关系，我们才能开始有效地保护它。
Explore
How to analyze and understand long sentences
主干 三长 两短 一并列
主谓SV 介词短语 非谓语短语 从句 形容词 副词
并列结构
主谓宾SVO
主谓宾宾SVOO
主谓宾补SVOC
主系表SLP
(括号原则) 可不做标记
下划线
如何识别并标记“三长两短一并列”
例 (2024年新高考I卷阅读C篇):
The belief that a machine can be, for its creator and audience, a source of creativity with the capacity to evoke genuine emotion, challenges the very definition of art and the artist.
What does the author imply about the machine-created art
A. It lacks the capacity to evoke genuine emotion.
B. It challenges the conventional concept of art.
C. It will eventually replace human artists.
D. It is merely a tool in the hands of artists.
)
(
S
V
O
Three steps to analyze a long sentence
一划 (二括) “三会意”
一划: 划主干(trunk), 给主谓宾.(S.V.O.)划____.
二括: 给修饰语（介短, 非谓和从句等）加( )。
三会意：抓主题，去修饰，逻辑关系要注意。
Practice
analyze and understand long sentences in groups
1. “I had to learn how to use public transport and how to ask for things I didn’t know the English names for.
我得学会使用交通工具，学会要到我不知道英文名称的东西。
Practice
analyze and understand long sentences in groups
2. Although some foreign students live in campus accommodation, Xie Lei chose to live with a host family, who can help with her adaptation to the new culture.
虽然有些留学生住在学校宿舍里，但是谢蕾选择住在寄宿家庭里。他们能够帮助她适应新的文化环境。
Practice
analyze and understand long sentences in groups
3.The first time that she had to write an essay, her tutor explained that she must acknowledge what other people had said if she cited their ideas, but that he mainly wanted to know what she thought!
第一次写论文时，她的导师向她解释说，如果引用他人的观点，就必须注明，不过他主要还是想了解她本人的观点！
Practice
analyze and understand long sentences in groups
4.At first, Xie Lei had no idea what she should say, but what surprised her was that she found herself speaking up in class after just a few weeks.
起初，谢蕾完全不知道该说些什么，但令她惊讶的是，仅仅过了几周，她就在课堂上大胆发言了。
人教版（2019）选择性必修二
Thank you for your listening!

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