非谓语动词（不能作谓语用）包括不定式、分词及动名词。
动词不定式1．常用形式：一般主动式to do, 一般被动式to be done完成主动式to have done, 完成被动式to have been done进行式to be doing2．语法功能：可作主语、表语、宾语、宾补、定语和状语（即除谓语之外的各种成分）。例如：
1）主语：To master a foreign language is very important.
2）表语：My job is to drive them to the company every day.
3）宾语：Do you want to visit the Great Wall?【资料下载】高考英语语法专题复习
