时间状语从句
连词:when whenever before after while (当…多用于进行时),as(随着),once(一旦),since(自从),
as soon as(一…就…)=the minute=the moment=the instant(那一刻),
next time,the last time .by the time(到…时候),every time
地点状语从句
连词where .wherever.anywhere.everywhere
条件if.unless(除非,如果不),as long as(只要),provided/providing(放开头,如果),supposing,given(考虑到),in case that(如果,万一…),on condition that (只要),in the event that(如果)
原因状语从句:because,as(因为),since(由于),now that,(既然,由于),in that(由于,因为),seeing that,consider that,on the ground(s) that
结果
so+adi+that,such+adj+that如此 以至于
with the reason that
目的 so that为了,以便于,in order that.for fear that .以免以防,in case .=lest以免以防
让步状语从句
连词:although,though(不和but连用),even if/though,while(尽管),granting/granted that,admitting that,for all that(尽管),however. whatever. whether…or not
as引导让步状语从句,用倒装:v./adj./n.+as+主谓,+主句.(as和though可互换)
比较状语从句
than.so/as...as,according...as随...而定,in proportion as 与…成正比,while/wheras表对比