经典满分表达（七大表达，七种武器）长短结合，以短句为主短句短小精悍，可作为主题句，长句一般用来阐述，举例论证四级作文3—4--3一、There be 结构见课堂笔记1 基本用法：there +be 注意时态，数的变化。
（1）There would be no life without air and water.（2）There are different opinions over the issue of …..人们关于….问题有不同的意见（正反阐释型文章常用开头）（3）There is no doubt that/no denying the fact that everybody here can conquer CET through hard work.2 推荐句型 There is no one but …（没有人不/除了...）例句：There is no one but dreams of an ideal career.(毕业生找工作) There is no point/use/good in doing sth 做sth 是没有意义的3 练习(1)目前社会上有很多假冒伪劣产品(fake commodities).98.1Nowadays, there are many fake commodities in society. （today is a gift）撞死算了(2)过去在人们的日常生活中很少有牛奶，肉，主要是蔬菜和谷物.91.6There wereThere used to be vegetables and grain instead of milk and meat in people’s daily lives.(3)造成淡水资源短缺主要有两个原因.96.6There are 2 reasons for the shortage of fresh-water resource.(4)毫无疑问．有了计算机的帮助，人们能生活得更容易。
02.6conveniently.二、比较结构1.同级比较as ….as 结构常见同级比较: as +adj.+as 和…一样adj.（1）你的笑容和浪花一样白（spray）（2）（比如说读书就像空气一样重要，没有它就不能活。
比你单纯说读书很重要好多了。
这就叫做比喻。
你还可以说春晚就像年夜饭，对于大多数中国人来说是必须的）A. Air is to man what/as water is to fish.B. Personality is to man what perfume is to flower. 人的品格，犹如花的芳香。
（3） as far as 就….而言2．adj.(adv.) 经典比较级结构adj.(adv.) er than ….more/less adj. (adv) than …..注意：前后比较的事物一定要具有可比性！1)the weather of the south is wetter than the north2)Though bicycles run much more slowly than car, they are more convenient and pollution-free.91.1（free 买东西时理解成免费的）可修饰比较级的词：much ,even ,far ,still, a little , no ,any, slightly , rather 等。
3. The + ~er + S + V, ~~~ the + ~er + S + V ~~~The + more + Adj + S + V, ~~~ the + more + Adj + S + V ~~~（愈...愈...）试译你吃得越多长得越胖(1) The more she practiced, the worse she sang;(他越练，歌唱的越差)(2) The more books we read, the more learned we become.我们书读愈多，我们愈有学问。
4. “高分”比较结构这类来自拉丁语的形容词+to 结构是隐含形式的比较，永远是评分老师的“最爱”。
（1）senior to 年长于，地位高于…（2）junior to 年少于，地位低于…（3）superior to 好于，优于（英语专业比历史专业好 04.1）（4）inferior to 不如（食堂饭菜越来越差，连苍蝇都过来减肥了）（5）prior to 在…之前，比….重要Cars are superior to bicycles in speed.三、IT 结构不要小看IT这个小词，它的用法极为活跃，在CET中主要用法如下：1、避免“头重脚轻”当句子的真正主语很长（动词不定式．动名词或名词从句），习惯上把it放在句首作形式主语．而把真正主语放在句子的后部：例如： beating you by mistake yesterday is my fault.To finish my work on time is my duty.That he stole my apple is a fact.That English is quite essential is a common knowledge.It is great honor for me to give a lecture here .（竞选学生会主席口头作文经常用）It is no use/good/a waste of time doing that…（口语不重要，用于说反面观点）It is universally acknowledged that/It is a well-known fact/must be pointed/it is commonly accepted /has been found out that/my belief/common knowledge/clear/necessary/ turns out + that + 句子例句：It is universally acknowledged that fresh water is indispensable to us.全世界都知道淡水对我们是不可或缺的。
It is necessary that we take measures to solve the issue.2.强调句基本结构：It +be +that ….It +be +who….I saw a hooligan in the street yesterday.变强调句：比如：就是因为选修课，我才没有通过四级考试。
When someone abandons you ,it is he that should get loss. Because for him, he lost someone who loves him; but for you, you just lost someone who doesn’t love you.练习:(1)过了很长时间他们才意识到污染的严重性;It is after a long that they realized the seriousness of the pollution.(2)许多人没有认识到娱乐活动的重要性是非常令人遗憾．（pastime/entertainment/amusementIt is a pity that many people don’t realize the importance of time.（3）在我学习英语遇到困难时，是我的英语老师鼓励我不要失去信心-When I meet difficulties in my English study, it is my English teacher who encouraged me not to lose heart.四、多重复合句以上四类结构常见于简单句中，然而要想CET写作拿到高分，文章中一定要包含一定比例的复杂长句，即所谓多重复合句。
1．定语从句（1）什么是定语，谁可以做定语？（定语一定遵循前小后大的规则）A形容词 an innocent nightingale. An nightingale innocent and braveB名词 the singing of the nightingaleC分词做定语，完全相当于一个定语从句 the singing nightingale/ the nightingale singing to the rose.D 介词短语 the nightingale out of the window. The snow on the high mountainE 从句（2）定语从句的构成先行词＋关系代词/副词(that, which , when , where ,who ….)+从句1．先行词2．引导词：起连接先行词和从句的作用，并且在定语从句中充当一定的成分。
作用：代词作用：重复指代先行词，并且在定语从句中充当一定的成分连词作用：起到连接主句和从句的作用分类：关系代词：whom， who，whose, that ,which.关系副词：where, when. Why谁决定引导词的用法：先行词和引导词在从句当中所做的成分He is the boy who dumped meHe is the boy whom I dumpedHe is the boy ___ father excels in making popcorn.1.名词性从句（1）名词可以充当什么成分，从句就可以充当什么成分The book is interesting; what I am reading is interesting.I believe his words; I believe what he said.English is very important. English is what we must learn.I like the book, 新东方精神. The book shows the fact that where there is awill ,there is a way.(2) 名词性从句的引导词；1如果名词性从句是陈述句引导词是 that，如果是一般疑问句是whether，如果是特殊疑问句，引导词是就是特殊疑问词。
1你能通过四级考试真是一个奇迹啊。
2很多人认为选修课有其存在的价值。
3 我的观点是一定要限制大学生更多的接触网络。