初中学多少种状语从句？

如题.

1． 时间状语从句
常用引导词：when, as, while, as soon as, while, before, after, since , till, until
2． 地点状语从句
常用引导词：where
3． 原因状语从句
常用引导词：because, since, as, since
4． 目的状语从句
常用引导词：so that, in order that
5． 结果状语从句
常用引导词：so … that, so… that, such … that,
6． 条件状语从句
常用引导词：if, unless,
7． 让步状语从句
常用引导词：though, although, even if, even though

时间（when，as soon as ，until，before 等引导），条件（if ，unless），让步（even if, even though, whoever/whenever/wherever/however=no matter who/when/where/how 还有whether。。or。。） 原因（because，so that ) , 结果状语从句（so....that/such...that)

1． 时间状语从句 常用引导词：when, as, while, as soon as, while, before, after, since , till, until 2． 地点状语从句 常用引导词：where 3． 原因状语从句 常用引导词：because, since, as, since 4． 目的状语从句 常用引导词：so that, in order that 5． 结果状语从句 常用引导词：so … that, so… that, such … that, 6． 条件状语从句 常用引导词：if, unless, 7． 让步状语从句 常用引导词：though, although, even if, even though

总共九种 类别 所用连词 时间状语从句 when, whenever, while, as, before, after, since, till, once, as soon as,等 地点状语从句 where,wherever 原因状语从句 because， since， as for， now that 等 目的状语从句 in order that，so that，that等 结果状语从句 so...that, such... that,that,等 条件状语从句 if,unless, as (so )long as, 等 让步状语从句 though,although,even if, even though,however,whatever,as,等 比较状语从句 as...as，so...as，than，等 方式状语从句 as，as if，as though，等