1.条件状语从句 unless ( 除非,若不;相当于if---not) as long as.(只要,表示条件的唯一性) in case(以防---,以免---) on condition that (条件是---) Supposing ( 如果,假如) provided/providing ( 假如,除非以……为条件) once.(一旦---就--) 2.时间状语从句: When (当---的时候,表示“瞬时动词”) While(当---的时候,was reading是延续性的动词,was reading和was watching同时发生) while (然而,表示“对比”) As(as强调句中两个动作紧接着先后发生,而不强调开始下雪的特定时间) as(as表示“一边……一边”) before(“在---之前”或“----才”) ust before(“刚好在---之前”或“---就”) After在---之后) didn't……until(till).(“直到----才”,主句中的动词为非延续性动词) until (“直到----才”,主句中的动词为延续性动词)since (自从---) directly (一----就---,另外有immediately, instantly) The moment(一----就---,另外有the instant, the minute,ect.) As soon as (一----就---) no sooner…than(一----就---,另外有hardly/scarcely----when---) By the time(“到---时为止”,从句是一般过去时,主句是过去完成时。) By the time. (“到---时为止”,从句是一般现在时,主句是将来完成时。) Each time ( “每当---的时候”或“每次”,复习each time, every time和whenever) 3.有关时间状语从句的重点句型 It will be…before (It will be--- before---过很久才----) It won’t be…before.( It won’t be---before---不久就---) It was not until… that(“ It was not until---that----” not until的强调句型) Not until ( not until的倒装句型。) It is/has been…since (“It is/has been---since” 自从---以来多长时间) Hardly…when(“hardly/scarcely----when---”/同“no sooner ---than” 注意时态的应用。) 4.原因状语从句 because(强调“直接原因”) Since [As](由于) Since (“既然”强调双方共知的原因, now (that) ,seeing (that) ,considering (that), in that for not…because (“not ... because”结构中的not否定的是because引导的整个从句) 5结果状语从句 So…that(太---以至于) Such…that(太---以致于) so that(以致于) 6.目的状语从句 so that /in order that( 为了;以便) for fear that(lest) (生怕;以免) in case (以免) 7.让步状语从句 Although/Though( 虽然,纵然,尽管) as.( 虽然,纵然,尽管) as/ though ( 虽然,纵然,尽管) as/though ( 虽然,纵然,尽管) even if/though (“即使……”) Whether…or(“不论是否……”,“不管是……还是……”) No matter who While(尽管) 8.方式状语从句 Just as as if (as though) the way (用---方式) As(按照---) 9.比较状语从句 as well as(as---as 结构) no … so lovely as (no so---as 结构) as much money as (as +adj +n.+as 结构) the same as (the same as结构) such …as(such---as 结构) more diligently than (more than结构) No…greater (否定词和比较级连用表示最高级含义。) any other teacher. (比较级与 “any other one”连用表示最高级含义。) (the more----the more 结构) no more than他一个月只挣800美元。(no +比较级+than结构). 本文来源:https://www.wddqw.com/doc/5d4efb6ca100a6c30c22590102020740be1ecdc6.html