2021届高考英语作文写作高分必备的句型素材积累（一）【句型】A is to B what C is to D.这个句型表示一种比较的关系，意为“A对B正如（犹如，恰似，正像）C对D”。
这是一种比喻的修辞手法。
e.g: Air is to us what water is to fish. （可用于环保主题作文）e.g: Reading is to the mind what food is to the body.（可用于语言学习主题作文）句型变体1：A is to B as C is to D.句型变体2：A to B is just like C to D.e.g: Dream to a man is just like wings to the birds, sea to the fish.（此句出自往期【学生随笔】Dream ——关于梦想）【仿写】单词和英语的关系，犹如血液和生命的关系。
（可用于语言学习主题作文）【句型】When it comes to ... ，...这是一个状语从句，意为“当谈到/ 提及/ 涉及......”，是个用来引出话题的万能句型。
句中to是介词，其后接名词、代词、v-ing形式或宾语从句。
e.g: When it comes to Chinese study, I have some suggestions for you.（可用于语言学习主题作文）e.g: When it comes to the most famous ancient poet, Li Bai is a good choice.（可用于传统文化之人物主题作文）同时，这个句型是用于议论文引出观点的经典句型：e.g: When it comes to sth., opinions vary from person to person.When it comes to doing sth. , people hold different opinions.When it comes to whether sb. should do sth. , people’s opinions differ. Some people believe that ..., while others argue that ....【仿写】▪当谈及提高英语写作，积累经典句型是必须的。
（可用于语言学习主题作文）▪当谈及保健问题，我认为，锻炼与合理膳食对健康同等重要。
（可用于运动与健康主题作文）【句型】There was a time when ...这是一个定语从句，意为“曾经一度（曾经有一段时间）......”，可用来描述个人经历。
e.g: There was a time when I was addicted to playing with smart phones, unwillingto spend time on study.（可用于兴趣爱好主题作文）There was a time when I hated to learn English grammars.（可用于学校生活与语言学习主题作文）There was a time when I was a very self-centered person, but in the past two years I have really changed.（可用于描述个人经历）根据行文需要，句型可作时态、单复数变化：There is a time when...There will be a time when ...There are times when ...【仿写】▪曾经有段时间我痴迷于电脑游戏。
▪曾经有段时间我非常厌倦学习。
【句型】There is no doubt that ...There is little doubt that ...这个句型意为“毫无疑问的是......”，用来表达对某事的确定无疑。
There is little doubt that man has had an impact on the Earth's climate.（柯林斯）（可用于环境主题作文）There is no doubt that a good dictionary is a must in learning some language.（可用于语言学习作文）There is no doubt that using tobacco will be harmful to your health.（可用于健康与保健作文）There is little doubt that Mark is qualified for the job.（可用于人物推荐信）表达“毫无疑问/ 毋庸置疑/ 无可否认”的类似句型还有：No doubt ...Without doubt, ...There is no denying the fact that ...No one can deny the fact that ...No one can doubt the essential fact that ...It is indisputable that ...【仿写】▪无可否认的是智能手机的普及给人们的生活带来了极大的变化。
（可用于互联网和信息技术话题作文）▪毋庸置疑，中秋节是一个阖家团圆的节日。
（可用于传统文化、节假日活动主题作文）【句型】There's nothing more important than ....这是一个用比较级形式表示最高级含义的句型，意为“没有什么比......更重要的了”，“最重要的莫过于......”。
There is nothing more important than good health.（可用于运动与保健话题作文）Time flies. There is nothing more important than making full use of time.句中形容词可依行文需要灵活替换，如：There's nothing more beautiful than a smile that struggles through tears.句型变体：There is no greater + n. for sb. than to do sth.Nothing is more important than ...【仿写】▪在我看来，没有比接受教育更重要的事。
▪听了他的故事后，我突然意识到没有比安全更重要的东西了。
【句型】There is a possibility that ...这是个同位语从句，意为“有......的可能性”，“很可能......”。
There is a possibility that as the earth’s pollution grows and we use more and more of our nonrenewable resources，our children may have to lead poorer lives.（可用于环保话题作文）There is a possibility that I will go to MIT for a year as an exchange student.（可用于告知信作文）根据行文需要，句型可作否定、疑问形式变化：There is no possiblity that ...Is there any possibility that ...?There is no possibility that one can master a foreign language well without vocabulary.（可用于语言学习话题作文）Is there any possibility that you could pick me up at the airport?Is there any possibility that I live in your home during my stay in London?（可用于告知信或咨询信作文）表达可能性的类似句型还有：It is possible that ...It is likely that ...【仿写】▪上一所重点大学很可能是一个改变你一生的好机会。
▪亲自去那个城市待一段时间，很可能你能更加了解它。
【句型】There is a trend in sth. toward sth.There is a widespread concern over / on sth.There is universal awareness of sth.这几个表示“存在”的There be 句型在写作中很实用，希望各位活学活用。
e.g: There has been a recent trend in the food service industry toward lower fat contentand less salt. （2017全国卷I 语法填空）（可用于健康与保健话题作文）e.g: Currently, there is a widespread concern over parent-child relationship.（可用于人际关系、情感态度话题作文）e.g: At present, there is universal awareness of environmental protection.（可用于自然与环保话题作文）【仿写】▪随着中国经济的发展，全世界掀起了学汉语的潮流。
（可用于语言学习、兴趣爱好话题作文）▪随着互联网的发展，人们越来越关注社交媒体营销。
（可用于社会与大众传媒话题作文）。