如何寫主題句

1、如何寫主題句寫作專題2 1Negative/unhealthy Habits of College Students 很多大學(xué)生有不健康的生活習(xí)慣這種不健康的生活習(xí)慣的危害。如何糾正2判斷下面哪個句子是主題句Nowadays with the development of technology and economy, Chinese become more and more wealthy, and that lead to some unhealthy habits of college students.As far as I am concerned, if you go to bed

2、 too late, the second morning, you will not get out of bed as usual.Nowadays many college students have unhealthy life habits.Everyone want to be a healthy student, so we will correct these unhealthy habits.3主題句用來概括段落的內(nèi)容，表明作者的觀點(diǎn)，或指出作者的寫作意圖。 主題句必須主旨鮮明，言簡意賅，而且也必須決定和控制后面的續(xù)寫內(nèi)容 .4主題句通常由兩部分組成：一部分是主題（topic

3、），另一部分是作者的觀點(diǎn)，也就是用來限制段落中其他句子的段落中心思想（controlling idea）。（1）People take part in sports for various reasons.（2）Grades are of great importance for most high school students.（3）Ever since early this century, electricity has become an essential part of our modern life.5【練習(xí)】根據(jù)下列段落內(nèi)容，選擇適當(dāng)?shù)闹黝}句1、_ His eyes were

4、 bloodshot and teary. Besides, his hands shook when he lit a cigarette; and he coughed so seriously at night that he couldnt even fall asleep. As a result, his wife persuaded him to see a doctor as soon as possible.A. Mr Smith did a bad job.B. Mr Smith did not look healthy at all.C. Mr Smith seemed

5、to be in trouble.62、_ Half of the people he had invited came an hour early. They spoiled drinks on his furniture and played cards on his bed. Then, someone accidentally set the curtains on fire. After they all finally left, it took him three hours to clean up.A. His party was a mess.B. His party was

6、 a success.C. He couldnt sleep last night7主題句對段落的限制作用Nowadays, unhealthy habits of college students have increasingly become a common concern of the public. 很多大學(xué)生有不健康的生活習(xí)慣，例如：晚睡、過度消費(fèi)、沉溺游戲8Nowadays, unhealthy habits of college students have increasingly become a common concern of the public. 電視、報紙一直在

7、討論，為什么會成為一個普遍關(guān)注的話題呢？危害很大。9主題句對段落的限制作用 （1）時間限制，如： Micro-blogs are becoming more and more popular in recent years.展開這個段落時，應(yīng)著重講解微博在最近幾年間的發(fā)展情況。（2）地點(diǎn)限制English is gradually becoming a must in China.展開這個段落時，應(yīng)著重講解英語在中國的重要性是怎么日益上升的。（3）數(shù)量限制A micro-blog is useful in many ways.寫這個段落時，不能只強(qiáng)調(diào)微博某一方面的用途，至少要列舉兩三種才能不使

8、內(nèi)容顯得貧乏。（4）側(cè)重點(diǎn)和情感色彩的限制Some people say on-line chatting is boring. 有人說網(wǎng)上聊天很無聊。Some people say on-line chatting is harmful for us teenagers. 有人說上網(wǎng)聊天對我們青少年有害。注意，如果分別以這兩個句子作為主題句，寫出來的段落肯定是大不一樣的 10主題句1很多大學(xué)生有不健康的生活習(xí)慣Many students of universities have some unhealthy habits.It can be noticed that there are so

9、me unhealthy habits among young people, especially college students.句式復(fù)雜11這種不健康的生活習(xí)慣的危害。These bad habits are very bad for college studentsThese bad habits are very harmful for college students.The negative effects of unhealthy life habits are obvious.Apparently, these bad habits may generate negativ

10、e impacts.用詞復(fù)雜12如何糾正As far as I am concerned, we should revise these unhealthy habits.Correct/get rid ofThere are various ways in which we can cultivate students good habits. In view of the seriousness of this issue, its time for us to take effective measures.13思路首段：現(xiàn)象描述（正面） = 引出話題 + 具體描述 + 總結(jié)話題二段：問

11、題分析（危害）= 主題句 + 危害1（當(dāng)前+未來）+危害2（自身健康）+危害3（他人）三段：建議措施= 主題句+建議1（意識）+建議2（發(fā)動群眾）+展望未來14范文On the present-day campuses, it can be seen that there are more unhealthy habits among college students than ever before. Typical examples of these are staying up late, excessive consumption and addiction to a variety

12、of games. As a result, how to help them to cultivate positive habits has become a matter of concern.15Apparently, these unhealthy habits brought themsome negative effects not only physically butmentally. To begin with, some students lose themselves in computer games day and night, which is harmful t

13、otheir health. Even some of them commit crimes throughcomputers. In addition, due to the too much free time,some do not know how to make most full use of theirspare time, they go shopping all days but causingexcessive consumption. 16From my perspective, there are several ways to cultivatestudents good habits. Firstly, college students should beaware of the importance of study and making full use oftime to do something useful. Secondly, students shouldenhance the awareness of what the healthy life is. Only by doin