(中考考点),The infinitive 动词不定式,(to do),【考点一】常用的只带动词不定式to do的词:,【考点二】,want to do would like to do agree to do decide to do refuse to do learn to do tooto do adj.+ enough to do,常用的既带to do,又带的doing的词:,begin to do begin doing,forget to do forget doing,remember to do remember doing,stop to do stop doing,decide not to do,continue to do continue doing,【考点三】,常用的带to do做宾语补足语 (v. + sb. + to do )的词:,ask sb. to do sth. tell sb. to do sth want sb to do sth. would like sb to do sth. wish sb to do sth. teach sb to do sth. allow sb to do sth. encourage sb. to do sth. help sb (to) do sth.,ask sb. not to do sth. tell sb. not to do sth,【考点四】,let sb. do sth. make sb. do sth had better do sth. Will you please do sth. Lets do sth. Why not do sth.,常用的不带to 的情况:,had better not do sth. Will you please not do sth.,warn sb. not to do sth.,【考点六】句型:,【考点五】,see sb. do sth. see sb. doing sth.,hear sb. do sth. hear sb. doing sth.,It is + adj + for sb + to do sth.,It is + adj + of sb + to do sth.,【考点七】用作定语时,若是不及物动词，介词不能省略。,He asked for a room to live in.,I dont have a pen to write with.,The ice is hard enough to skate on.,He bought a toy to play with.,think/find + it +adj.+ to do sth.,It takes/took sb. +时间+ to do sth.,sb.+ be + adj. + to do sth.,be seen to do,常用的带do/doing做宾语补足语的词:,【考点八】疑问词 who, what, which, where, when, how 加 to do可构成不定式短语，特别注意以下情况：,I dont know what to do. I dont know how to do it. I dont know what to do about it.,【考点九】常用的只带 doing的词:,keep doing enjoy doing practise doing finish doing mind doing how about doing,be busy doing spend(in) doing suggest doing prefer doing to doing 介词+ doing,of/for,It is helpful _the studentsto learn computer.,for,2. It is clever _you to do so.,of,3. It is necessary _us to protect the earth.,for,