目的状语 从句
条件状语 从句
比较状语 从句 让步状语 从句
so that, in order that
if , unless, in case , as/as long as, only if, on (the)condition that, suppose/supposing(that), provided/providing (that) as…as ;not so …as; the same as; such…as; than though, although, even though, as, while（“尽管”，只在句首）, no matter how/wh-= -ever
状语从句连词
状语从句
时 间 状 语 从 句
地点状语 从句 方式状语 从句 原因状语 从句
结果状语 从句
引导从句的连词 after, as, before, once, since, till, until,
when, whenever, while, as soon as, hardly(scarcely) … when,
No sooner … than, the time (moment, instant, minute, day…),immediately, instantly
where , wherever as, as if/though
because, since, as, now (that)
so …that, so that,
so that 也可以引导结果状语从句“以至于...” 注意分清 if 从句中是否该用虚拟语气． only if 位于句首,主句倒装
Henry is not such a good worker as Peter . as 引导的让步状语从句要倒装；though 引导的让步状语从句可以倒装也可以不倒装 名词/形容词/副词/动词原形+as/though+主语+谓语，+主句.
as“按照”；“正如”
语气一个比一个弱；for“因为”，引导的是并列句，表示非常明显的原因或者是作为推测的理由，但它 只能位于句末． It must have rained last night, for the ground is wet.（推测的理由）
The six blind men had never seen an elephant, for they were blind.（非常明显的原因） so…that 和 such...that 中的 so 或 such 在句首，主句要部分倒装． So+形容词/副词+半倒装+that...
such (a)… that, that
备注 1.hardly, no sooner 引导的从句要用过去完成时态，hardly 和 no sooner 在句首时，从句要部分倒装. Hardly had sb. done sth.+when/before... ; No sooner had sb. done th. +than... 2.since 引导的从句注意看动词是瞬间动词还是延续性动词． Since 句型: It is /has been+time since sb+过去时态 3.when 引导的从句注意其特殊用法． was about to do/was on the point of doing/was doing/had (not) done+when(就在那时)... 4.before 的句型 It will（not）be +time+before It was (not)+time before 5.not…until 的在倒装句中和强调句中 Not until+副词/介词短语/状语从句+半倒装；It was not until+被强调部分+that+句子其它部分 后者表示强调.