1、一：表示相对，针对
2、二：表示对比，比较
3、Aircraftsarevulnerabletointerferencecausedbyradiation.
4、theroachtoscience
5、bestrange(common,new,familiar,peculiar,distinct,sensitive,immune,vulnerable,indispensable)to
6、：表示一些先后顺序的形容词，如：second,subsequent,next,preliminary,preparatory
7、AissimilartoBinmanyways.
8、Everyonehasanequalrightto……..
9、:表示与书籍,文本相关的词,如:introductiontopassage.
10、:to也偶尔出现在个别动词之后,与动词形成固定词组,表示比较,如:preferto,compareto,incontrasttocomparetosth.表示比喻或比拟,而comparewithsth.表示比较,如:
11、：以-ior结尾的形容词，后接介词to表示比较，如：superior,inferior,prior,senior,junior
12、Subsequenttothewar,theyreturnedtotheirhometown.
13、:表示栅栏或障碍的词汇,如:barstodevelopment,thebarriertoprogress
14、Thisinjectionwillmakeyouimmunetoinfection
15、Halfofthepopulationwasestimatedtohavenoaccesstothehealthservice.
16、:表示建筑构件的词汇,如:entry,entrance,roach,access,passage,exit,vent,path
17、Comparedwithhispast,hehaschangedalot.
18、:to与及个别的名词构成比较之意,如:alternative
19、Manypeoplepreferspendingmoneytoearningmoney.
20、theroachtoabridge引桥
21、Airisindispensabletolife.
22、Thedirectorproposedatoast
23、:表示人物职位和官衔的词,如:assistanttomanager,ambassadortoSpain,successortotradition,heirtothrone,deputytotheNationalPeople’sCongress
24、:一些本身就含有比较或比拟意思的形容词，如equal，similar，equivalent，analogous
25、Prefer的正确句型是:preferAtoB或preferdoingAtodoingB,但当prefer后接动词不定式时,表示比较的介词to就要改成ratherthan,如:
26、:表示恭喜或是祝贺,如:
27、Theyprefertopursuecareersratherthanremainhomeashousewives.
28、Theemployeefinallygottheadmissiontotheboardroom.
29、Theaccesstoeducation接受教育的机会
30、solutiontoproblem,responsetoinquiry,reactiontoproposal,replytoletter
31、Theundauntedsoldierpreferreddeathtosurrender.
32、介词"to"的用法总结
33、Worldisusuallycomparedtoastage
34、Theaccesstomedicalcare享受公费医疗的权利
35、三:表示修饰关系
36、:表示回复,反应意思的词,如:answertoquestion,
37、Thequarrelhenedpriortomyarrival.
38、Goingtoanunderwaterconcertisagreatalternativetogoingtodinner.
39、:表示权利和许可的词汇,如:right,admission
40、advisortothePrimeMinister
41、inthetroublemedicaltreatmentconversationsecretaryengineer参军deathdownstairdecideonsth.作出决定hundredsofconfidenceinoneself提供某物给某人befamousforsth.borrowfromlendtoatthesametimetoobservetheschoolregulationstodepartfromsth.给某人机会做某事drugabuseskillthegoaltalkaboutsociety致力于做某事bothhomeandabroadtopayhopeengineering