动词不定式是英语非谓语动词的重要组成部份,结语定构:to + verb。其中:to 不是介词,是式是不定式符号。在句中可充当主语、补语等。举例如下:
1、主语:To be or not to be, this is a question exactly.
2、宾语:The project aims to provide an outlet for children's creativity.
3、定语:He's a pleasant fellow to work with.
4、状语:He went to Paris to learn French.
5、补语:The moter is made to run by electricity.