只能用动词不定式做定语的情况•1.当修饰的名词是abilityambitionattemptchancecouragedesiredecisioneffortfailuremomentpromiserighttimewish…（一些表示企图、努力、愿望、打算、能力等意义的名词）•Pleasemakeanefforttocatchthebus.•Hemadeapromisetocomehereontimetomorrow.•2.当修饰的名词前有theonly,thenext,thebest,thefirst,thelast,以及由序数词或形容词最高级修饰的名词常常用不定式作定语。Hewasthefirstonetothinkoftheidea.•Youaretheonlypersontobelate.•Themanageristhelasttocometothemeeting.•3.当修饰的词为something,nothing,anything等不定代词时。•Doyouhaveanythingtosay?•Thereisnothingtoworryabout.•4.当定语表示未来的还没做的动作时。•Thelettertobewrittenistomyfather.•Themattertobediscussedisimportant.•5.当名词与定语间有动宾关系时。•Iusuallyhavealotofmeetingstoattend.•Sheisanicepersontoworkwith.•6.当名词与定语间有主谓关系时。•Wemustfindapersontodothejob.•Weneedsomeonetogoandgetadoctor.•7.当名词与定语有同位关系时。•Wegottheordertoleavethecity.•8.当修饰的名词为抽象名词时.(被修饰词与不定式里的动词不存在主谓、动宾关系的，被修饰词多是些抽象名词。)Itistimetogotowork.•Itismyquestiontoanswerthequestion.•Thisisadifficultproblemtosolve.
