2014届高考英语二轮语法专项复习精编课件资料动词不定式的作用

式完成式完成进行式不定式 to do to be done to be doing to have done to have been done to have been doing ---------- ---------- 三. 用法/ 功能 To see is to believe . It’ s important to learn . (1). 主语不定式作主语时,往往放在谓语之后, 用 it作形式主语. 三. 用法/ 功能 My job to teach students . Your task to clean the classroom . is is (2). 表语 I want to go home . I found it necessary to talk to him again . (3) 宾语 think/ consider/ find it + adj.+ to do 常用动词不定式作宾语的动词有: hope, refuse, learn, set out choose, decide, agree, manage, pretend, plan. The teacher told me to clean the blackboard . I expect you to give me some help . (4). 宾补 warn, tell, allow, help, ask, force 等(4). 宾补五看 watch see look at observe notice 三使 let make have 二听 listen to hear 一感觉: feel 注意:当不定式放在下列动词后面作宾语补语时,不定式不带 to。常用口诀如下:五看三室(使)两厅(听)一感觉