下面小编跟大家一起了解托福逻辑关系总结讲解分享，希望对大家的学习有所帮助。

逻辑关系

(1)否定关系：

--no,not,none,neither,never,deny等隐含的否定关系特色词汇

--failto,absencefrom,lack(of),refuseto,little,few

常用否定的前缀主要有：

a-[asexual无性别的]

ab-[abnormal非正常的]

anti-[antisocial与社会对立的]

counter-[counterrevolution]

de-[decontrol解除管理,解除管制]

dis-il-im-in-ir-mal-mis-non-un-...

例句：

Infact,hewassoquietthathisparentsthoughthewasnotnormal.

Infact,hewassoquietthathisparentsthoughthewasabnormal.

需注意的三个否定后缀：

-less、-free、-proof

hatless:notwearingahat

salt-free:withoutsalt

abulletproofcar:acardesignednottobeharmedbybullets

(2):因果

because(of),since,for,as,dueto,owingto,Inthat,so(that),therefore,thus,hence,asaresult,consequently...

1、表示导致"的词

cause,leadto,make，render,stimulate,spur,spark,push,motivate,prompt,beresponsibleto

2、表示由…而来"的词

derivefrom,resultfrom,comefrom,originatefrom,initiatefrom,Hisillnessresultedfrombadfood.

(3):比较与条件

1.自身含有高级含义的词；

maximum,favorite,outstanding,top...

E.g.Themaximumspeedofthiscaris150milesperhour.

2.比较级表示高级

I'veneverheardabettervoice.

ChinaislargerthananyoftheothercountriesinAsia.

GeorgedidmoreworkthananyoneelseIlikenothingbetterthanswimming.

表示条件概念的词:

if,unless,supposing(that),suppose(that),providing/provided(that),incase,aslongas,onconditionthat

1)Incasethehouseburnsdown,we’llgettheinsurancemoney.

2)Youcangoout,aslongasyoupromisetobebackbefore11o’clock.

3)Youcanborrowthebook,onconditionthatyoudon’tlendittoanyoneelse.

(4)--并列与转折

likewise,in(much)thesameway,similarly/similarto,viceversa,also/aswellas,notonly…butalso…,both…and…,neither…nor…,like/justlike,equally,or/and

but/yet,however,incontrast(to),conversely,though/although,nevertheless,inspiteof/despite,onthecontrary,evenif/eventhough,instead(of),differentfrom/differfrom,while