topic sentence and controlling idea
how to write a topic sentence 如何写好英语作文主题句

You cannot write the topic sentence until you know what comes next.
Definition
❖A topic sentence is the sentence to tell the reader what the paragraph is mainly about.
❖American food is terrible. ❖American food is tasteless and greasy
because Americans use too many canned, frozen, and packaged foods and because everything is fried in oil or butter.
❖Better:
❖How to keep fit. ❖First, must not be gossipy and must respect
other’s privacy.
❖Thanks
Better: ❖Travelling enables me to know more about
the cultures and customs on a foreign land.
Exercise
❖We can do some push-ups and sit-ups every day to keep fit and well.
2. Controlling Idea: a key word or phrase expressing the basic point of a paragraph. (specific, to show the attitude)
TOPICSENTENCES

(Par 1) One of the greatest difficulties young Lincoln faced was the death of his mother.
(Par 2) Young Lincoln did not have many friends growing up.
TOPIC SENTENCES
What is a topic sentence?
A topic sentence has four main characteristics
➢It is a sentence. ➢It is a part of a paragraph, usually the first
sentence.
➢It has the topic of the paragraph ➢It has the controlling idea of the paragraph.
A topic sentence is the main idea of a paragraph.
SO….
A topic sentences is a sentence that has a topic and a controlling idea and is the first sentence of a paragraph.
should we….? Why was it terrible?
• HOW? How is it attractive? How did it
change? How is it terrible?
• WHERE? Where should we go? • WHICH ONES? Which do you think are
topic-sentence电子教案

• Most US universities require a 550 point TOEFL score for a number of reasons.
• Air pollution in Mexico City is the worst in the world for a number of reasons.
The Topic Sentence = Topic + Controlling Idea
3) The topic sentence should be neither too general nor too specific.
Examples: 1) The importance of reading widely.
3) There are quite a few unusual superstitions in China about marriage.
Read the following topic sentences and then identify the topic and the controlling idea in each sentence • People can avoid burglaries by taking certain precautions.
Reading widely is very important in improving one’s reading comprehension. 2) Fire accidents in big cities. Recently years have witnessed a marked growth of fire accidents in big cities in our country. 3) To make all the decisions for children. Parents in China tend to make all the decisions for their children.
实用英语写作--主题句的制约点

❖ Practice:
❖ Revised these topic sentences to narrow the focus by stress a controlling idea .
❖ 1. Cartoons to be televised on TV should be censored.
❖ 2. People could enjoy their leisure time better.
for getting along with others. ❖ Revised sentences: ❖ 1. My mother has passed along to me
certain rules for getting along with others . ❖ 2. My mother has passed along to me
why she tries to improve her looks.
❖ Some people hold that automobiles will give rise to problems.
❖ Revised sentences:
❖ Some people hold that automobiles will give rise to a series of problems .
❖ 斜体部分应为主题句中的关键词。 但它只是限制了段落发展的部分内容, 并没有告诉读者该用哪种方法展开,是 用因果关系法还是用分类法?
❖
修 正 : He can fix a bicycle himself in several simple steps.
修正:There are several reasons why he can fix a bicycle himself.
英语写作topic sentence

英语写作中的主题句在英语写作中,主题句是一个非常重要的概念,能够帮助读者更好地理解文章的主题和结构。
本文将介绍主题句的定义、作用和写作技巧。
下面是本店铺为大家精心编写的5篇《英语写作中的主题句》,供大家借鉴与参考,希望对大家有所帮助。
《英语写作中的主题句》篇1一、主题句的定义主题句是英语写作中的一个重要概念,指的是每个段落的第一句话,用于概括该段落的主题和内容,同时为读者提供指引,让他们更好地理解文章的结构和主题。
主题句通常是一个简明扼要的句子,它应该清晰地表达出该段落的主题和重点。
二、主题句的作用主题句的作用非常多,主要包括以下几个方面:1. 概括段落内容:主题句应该能够概括该段落的主要内容,让读者对该段落的主题有一个清晰的了解。
2. 指引读者:主题句应该能够为读者提供指引,让他们更好地理解文章的结构和主题。
通过阅读主题句,读者应该能够了解该段落在整篇文章中的位置和作用。
3. 突出重点:主题句应该能够突出该段落的重点,让读者更好地理解文章的重点和主旨。
三、主题句的写作技巧写作主题句需要掌握一些技巧,主要包括以下几个方面:1. 简明扼要:主题句应该简明扼要,不要使用过多的词汇和复杂的句子结构。
2. 突出重点:主题句应该突出该段落的重点,不要包含太多无关的信息。
3. 与文章内容相呼应:主题句应该与文章内容相呼应,不要出现矛盾或不相关的内容。
4. 避免使用结论性词语:主题句应该避免使用结论性词语,如“因此”、“所以”等,因为这些词语可能会误导读者对该段落的理解。
英语写作中的主题句是一个非常重要的概念,能够帮助读者更好地理解文章的主题和结构。
《英语写作中的主题句》篇2英语写作中的主题句是指在文章或段落中,用来表达主题或中心思想的句子。
主题句通常出现在文章或段落的开头,用于引入和概括后续内容。
在写作中,主题句的运用可以帮助读者更好地理解文章结构和主题,同时也可以帮助作者更好地组织文章思路。
一个好的主题句应该具有以下特点:1. 简洁明了:主题句应该用简短的语言表达出文章或段落的主题,不宜过于复杂或冗长。
topic sentence英语主题句

讲解主题句是一个完整的句子,用以概括、叙述或说明该段落的主旨大意。
每一个段落只能有一个主题,全段的其他文字都应围绕它展开。
主题句通常由两部分组成,即主题(topic) +中心思想(controlling idea)。
中心思想的作用是导向(control) 和制约(limit) 主题。
所谓导向就是规定段落的发展脉络,所谓制约就是限制主题的覆盖范围,两者不可分割。
没有导向,内容就会离题或偏题;没有制约,内容就可能超出一个段落所能容纳的范围。
下面的8个句子都是很漂亮的主题句,其中红色加粗的文字为主题,绿色斜体的文字为中心思想:1. People can avoid burglaries(入室行窃)by taking certainprecautions.( 接下来作者将围绕着“防范措施”展开段落)2. There are several advantages to growing up in a small town.( 接下来作者将围绕着“优点”展开段落)3. Most US universities require a 550 point TOEFL score for anumber of reasons.( 接下来作者将围绕着“原因”展开段落)4. Fixing a flat tire on a bicycle is easy if you follow these steps.( 接下来作者将围绕着“步骤”展开段落)5. There are several enjoyable ways to travel between the US andQueretaro.( 接下来作者将围绕着“方法”展开段落)6. Effective leadership requires specific qualities that anyone candevelop.( 接下来作者将围绕着“品质”展开段落)7. Industrial waste poured into Pearl River has led to dramaticchanges in its ability to support marine life.( 接下来作者将围绕着“变化”展开段落)8. In order to fully explore the wreck(残骸)of the Titanic, scientistsmust address several problems.( 接下来作者将围绕着“问题”展开段落)通过对上面8个主题句的分析可见:段落的主题句对主题的限定主要是通过句中的关键词来实现的。
how to write a topic sentence 如何写好英语作文主题句

Exercise
❖It is convenient for people to live in a mega city. “Convenient” is a very general word.
Better: ❖It is quite convenient for adults to land a
❖American food is terrible. ❖American food is tasteless and greasy
because Americans use too many canned, frozen, and packaged foods and because everything is fried in oil or butter.
smartphone. 4. There are two visible upsides to rowing up in a
small town.
6 Features of a suitable topic sentence.
1. A good topic sentence should not be too general. 2. It should not be too specific. 3. So it should be limited. 4. And it leads itself to development; it should have
Better: ❖Travelling enables me to know more about
the cultures and customs on a foreign land.
Exercise
❖We can do some push-ups and sit-ups every day to keep fit and well.
Academic English Writing 学术英语写课后章节答案期末考试题库2023年

Academic English Writing (学术英语写作)_北京理工大学中国大学mooc课后章节答案期末考试题库2023年1.Which of the following statements is incorrect about paraphrase?答案:Paraphrase should be as short as possible.2.What is used more in news reports where it helps create an objective orimpartial impression by distancing the reporter from the topic?答案:Passive voice3.Which of the following statements is incorrect about classification?答案:There might be more than one principle of organization in a classification essay.4.Which of the following hooks can only be used in argumentative essays?答案:turning the argument on its head5.What can be included in a conclusion?答案:All of the above6.Which is NOT one of the three pieces of information to make up a definition?答案:comparison7.He made a quick ____from his illness.答案:recovery8.____the stress of examinations is over, we can all relax.答案:Now that9.If the scheme is ____carried out without waste of time or energy, I shall becompletely satisfied.答案:efficiently10.They agreed to share in common any ____of funds after all expenses werepaid in full.答案:surplus11. A topic sentence consists of the topic and the controlling idea.答案:正确12. A concluding sentence is a repetition of the topic sentence.答案:错误13.In a process paragraph, the concluding sentence can be the last step.答案:正确14. A thesis statement only needs to present the controlling ideas of the essay.答案:错误15.“What if you were to wake up tomorrow morning and have no memory of thepast?” can be a good hook.答案:正确16.In English writing, it is acceptable to wander away from the topic.答案:错误17. A cause and effect essay normally addresses only one cause and one effect.答案:错误18.It’s acceptable to bring in a new topic in the conclusion of an essay.答案:错误19. A good argumentative essay had better include a refutation of the opposingopinion.答案:正确20.An opinion is what someone believes is true and has been proven.答案:错误21. A paragraph consists of three parts: a topic sentence, s________ sentences, aconcluding sentence.请填入完整单词。
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Topic sentences and controlling idea
1.The Colorado mountains are the most beautiful in America."
topic sentence.:Colorado mountains
controlling idea:in America
2.The life cycle of a frog has two stages.
topic sentence:The life cycle of the frog
controlling idea.:has two stages
topic sentences(in red) and controlling ideas (in green).
1. People can avoid burglaries by taking certain precautions.
(The precautions for?
2. There are several advantages to growing up in a small town.
(The advantages of?
3. Most US universities require a 550 point TOEFL score for a number of reasons.
(The reasons for?
4. Air pollution in Mexico City is the worst in the world for a number of reasons.
(The causes of? or (The effects of?
5. Fixing a flat tire on a bicycle is easy if you follow these steps.
(The steps for?
6. There are several enjoyable ways to travel between the US and Queretaro.
(The ways to? or (The methods of?
7. Animals in danger of becoming extinct come from a wide range of countries.
(The different countries?[parts, kinds, types])
8. Effective leadership requires specific qualities that anyone can develop.
(The qualities (or characteristics or traits) of?
9. Industrial waste poured into Lake Michigan has led to dramatic changes in its ability to support marine life.
(The effects of?。