一、简单句 （一）被动句 当原句主语是：人们、我们、大家、每个人、或有人等人称代词的时候，都可以转变成被动。 例句：每个人都要爱护环境 Everyone should protect the environment. The environment is supposed to be protected by all private individuals. 注：parents替换成：superiors、the elderly、senior citizens should替换成：ought to、be supposed to、be obliged to（法律、） we、us、people替换成：human beings、the public、（a/many）private individuals、teenagers and youngsters、undergraduates、youngsters on campus（大学生）、descendants、offspring、businessmen、experts and professors、all children and adults、men and women in all walks（各行各业） 孩子们应该要尊敬长辈。 （二）there be句型（be替换成：exist、seem、remain） be done be doing There exist many reasons explaining my idea There seems a strong evidence showing that There remains a growing widespread awareness around the world that There exist absolutely no reason for us to believe that a bright future for the world is impossible. 注：many替换成：a sea of、a host of、a multitude of、a train of、an army of、immense amounts of、numerous、a number of 、an amount of reason替换成：cause、factors、elements explain替换成；account for、lead to、give rise to、contribute to、be responsible for idea替换成：point、viewpoint、outlook、perspective not替换成：by no means、fail to 、under no circumstances、at no times 、in no cases think替换成：hold、argue、insist、maintain、assert、be of the opinion that、have been convinced that、cling to the perspective that、consider very替换成：distinctly、outstandingly、exceedingly、especially、extraordinarily、strikingly serious替换成：grave、severe、fearful、fatal、be of great severity is important=is of importance I think she is very beautiful I cling to the perspective that she keeps extraordinarily attractive. 1 二、并列句（两个句子） （一）and替换成：likewise、similarly、equally、at the same time、in the meanwhile but替换成：conversely、by contrast、on the contrary、unexpectedly、unfortunately、nevertheless picture替换成：cartoon、drawing、painting、caricature、photograph （二）not only.....but also...... 使某人做某事：make sb do sth、enable sb to do sth、have sb do sth 骑自行车对环境好 骑自行车对身体好 I think riding a bike is good. firstly, it is good for the environment. secondly, it is good for our health. I have been convinced that it is beneficial for all children and adults to ride a bike. There exist two causes that contribute to my viewpoint. There exists no doubt that not only does it bring about advantages/benefit to the environment but also to our health. English, which is widely spoken all over the world as a second language , is so difficult that a sea of private individuals, such as youngsters on the campus, businessman, have great trouble/difficulty in learning it. there be (exist/seem/remain) （三）比较结构 1. as........as......（出现形容词和副词的时候） She is as beautiful as a red rose, which manages to take away the breath of a sea of children and adults. The food smells/tastes delicious. She keeps beautiful. 注：be替换成：look、taste、feel、seem、appear、keep、remain、become、get、prove （被动和进行时里不可以替换） important替换成：vital、crucial、critical、significant、indispensable、essential、play a key role/part in sth He runs as quickly as a crazy dog, ....... He runs so quickly that 2. the+比较级，the+比较级 The harder all children and adults remain, the more fortunate you will become. 2 三、复合句 （一）主语从句 What proves common knowledge is that What keeps my perspective is that What seems beyond dispute is that What is universally acknowledge is that What has been widely accepted is that （二）同位语从句 The evidence/fact/phenomenon that I can’t remember the words（原因） manifests/shows/suggests that English is difficult.（结果） . （三）定语 定语包括：形容词、介词短语、名词、非谓语、从句 a beautiful girl a girl from China Xiaoming’s father the father of Xiaoming a boy standing under the tree a girl who has long hair. English is difficult. The girl is beautiful. The tree is tall. I love crystal Liu. 3 本文来源：https://www.wddqw.com/doc/b8e789db91c69ec3d5bbfd0a79563c1ec4dad769.html