下面无忧雅思网雅思频道为大家整理了雅思写作常用的9类句型解读，供考生们参考，以下是详细内容。

　　句子构成的成分共分为九种：主语，谓语，宾语，表语，定语，状语，补语，同位语和插入语。

　　一、主语：句子的核心主体，通常位于谓语动词之前，表明一个句子是谁或何种情况所发出执行或是承受的。在雅思写作中常做主语的有名词、代词、主语从句、V-ing 、To do五种。

　　1名词：Computers are now being widely used in almost all fields.

　　2代词：We are now living in an information-explosion era.

　　3主语从句：Whether sports stars should earn a high salary is still discussed heatedly.

　　4V-ing: Surfing the Internet offers a new way for people to relax themselves.

　　5To do: To protect the environment is everybody’s business.

　　二、谓语：描述或阐述主语的情况，由动词来充当，常位于主语之后。

　　1表状态用系动词：As I see it, movie stars’ earning a high salary is unfair and unjustified.