九、连接词
连词的含义：连接 词与词、短语与短语、或引导从句的词叫连接词。
连词的分类：连词分为并列连接词和从属连接词两种。
1. 并列连接词连接并列的词、短语、从句或句子。常见的并列连接词有：and,but,or,nor, so, however,for,still,as well as,both..and..., not only ...but also..., either or,neither nor等。
2.从属连接词用于引导从句,常见的从属连接词有：
when, while, after, before, since, until, although/though, if, as, as as, as far as, as long as, as soon as, even if, because, unless , than, whether , in order that, sothat, so that, now that, by the time, every time, as if,no matter when,no matter where等。