英语中的从属连词？

1) 简单从属连词
　　常见的有：after, although, as, because, before, if, lest,once, since, that, till, unless, until, when, where, whether, while 等。例如：
　　2) 复合从属连词
　　由两个或两个以上单词构成的从属连词，如： as if, as far as , as soon as, according as , in case , no matter who(how,what,when, where), rather than, for all that , given( that), in order that, now (that), on condition that , (so) that ,provided/providing(that), inasmuch as , insofar as 等。
　　3) 关联从属连词 由两个关联构成的，如： as...as, nore(less,-er)...than, no sooner...than, so ...as , so...that,such...sa , the...the, whether...or 等，

从属连词用来引导各种从句。常见的从属连词有：
(1)引导时间状语从句的after, before, when, while, as, until, till, since, as soon as等。
(2)引导条件状语从句的if, unless, once, as long as等。
(3)引导原因状语从句的because, as, since等。
(4)引导目的状语从句的so that, in order that等。
(5)引导让步状语从句的though, although, even if=even though等。
(6)引导结果状语从句的so that, so…that, such…that等。
(7)引导比较状语从句的than, as…as等。
(8)引导名词从句的that, if , whether等。