雅思写作怎么上8分？这些语法规则（附例句）你get了吗？

　　雅思想要拿高分，不仅仅需要关注词汇，例句，还需要针对语法进行训练，在雅思写作中，语法占总分数的25%，这个比例，相信大家对于雅思语法的重要程度也已经有所认识了，本期​搬运雅思学习网站ieltspodcast关于雅思写作8分语法的内容，帮助大家提升对高阶语法的理解，从而提升语法丰富度的表现。

　　学习建议：结合例句理解语法规则及适用情况，在练写完整作文之后，有意识地用高阶语法替换之前的表达并检查正确性。

　　替换if句（条件句）

　　规则+例句

　　用should替换if，特别是正式语境（如正式信）

　　Should you require any further information, do not hesitate to contact me.如果需要更多信息，尽管联络。

　　用If it was/were not for/ had not been for来表达“如果换个人或背景事情会有所不同”

　　If it hadn’t been for the tour guide, they would never have seen those carvings in the caves.

　　要不是导游，他们不可跟看到山洞里的雕刻。

　　If it had not been for the investigative journalist, the politicians would have never gone to jail.要不是记者，政客不会进监狱。

　　用If + was/were+to do来谈论想象的未来情境

　　If the technology were to become available, we would be able to travel across the world in just a couple of hours.如果这个技术可以应用，我们就能在几小时内周游世界。

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　　限定和非限定关系从句，关系代词

　　规则+例句

　　限定关系从句：从句紧跟名词，用于给出重要信息，强调名词指代的人或事，从句前后没有逗号。

　　The woman who showed the most determination got the job.The gorillas which/that lived nearby were completely obliterated as a result of deforestation.

　　非限定关系从句：用于给出补充信息，从句前后有逗号。

　　Her resume, which made a big impression on the interviewers, helped her get the job.

　　很多关系从句由关系代词引导。

　　She is a scientist whose work is world famous.

　　She spent many years in China, where she worked in a bank.Megan, who has been working in the IT department for two years, has been promoted.

　　原因、结果、目的句式

　　规则+例句

　　很多连词和副词可以表达因果关系

　　He is ambitious, so he doesn’t mind staying late at work most evenings.

　　She decided to do an evening course in book-keeping so as to be better able to help her brother with his new business.

　　有些介词可以表示原因

　　Owing to the storms, all transportation has been diverted.The students couldn’t sleep for worrying.

　　有些动词可以表示原因

　　Her attitude stemsfrom her background.

　　The success of the company is based on the employees’ hard work and enthusiasm.

　　分词从句可以表示原因和结果

　　Having done extensive market research, the company was confident its new product would succeed.

　　有些名词可以指代原因和结果：aim, basis, consequence, explanation, motive, outcome, purpose, reason, result

　　The aim of the programme was to give students work experience.

　　His laziness is the reason why he is not as successful as he could be.

　　分词从句

　　规则+例句

　　现在分词从句可以做形容词

　　The problem being discussed the most now is the newly emerged virus in Asia.

　　所有分词从句都可以做副词

　　Feeling exhausted after long hours of cramming, students are unable to have a job at all.

　　完成时分词从句通常用于表达时间和原因

　　Having made their decision, it was not possible to change their mind. (= When they have made)