动词不定式Todothatsortofthingisfoolish
Iwanttoseeyouthisevening
Allyouhavetodoistofinishitquickly
Wefoundahousetolivein
ShecameheretostudyEnglish
Iwarnedthepatientnottoeatcoldwateraftertheoperation
主语宾语表语定语状语宾补作主语Tomasteraforeignlanguageisreallyimportantnowadays
Togiveupsmokingisright
当今掌握一门外语真的很重要
放弃吸烟是对的
作宾语Freddidn’thaveanymoney,sohedecidedtolookforajob
Hepromisednottotellanyoneaboutit
Fred没有钱,所以他决定找一份工作
他答应不告述任何人这事
作表语MyjobistoteachEnglish
Toseeistobelieve
我的工作是教英语
作定语Doyouhaveanythingtosay
你有什么要说的吗
Betty是第一个知道这真相的人Bettywasthefirsttoknowthetruth作状语Hespokeloudly(soas/inorder)tobeheard
Theyjumpedwithjoytohearthenews
I’mtootiredtowalkanyfurthertonight
结果状语作宾补Sheaskedmetostaythere
她叫我呆在这儿
请允许我介绍Mr
White给你们
PleaseallowmetointroduceMr
Whitetoyou
有些动词后面的不定式不带