一. And 并列关系 (and)

in addition // and // similarly // likewise // as well as // besides // furthermore // also // moreover // too// not only ... but // even // besides this/that

二.Sequence 顺序 (then)

出现的时候表示列举

first// initially // second etc. // to begin with // then // next // earlier/later // following this/that // afterwards

三.Consequence 结果 (so)

前面是后面的结果 // 也就是这些词后面就开始给出结论了。

as a result// thus // so // therefore // consequently // it follows that // thereby // eventually // tn that case // admittedly

四.Contrast转折 (but )

表对前面论述的转折 // 一般后面才是作者观点

however// on the other hand // despite // in spite of //

though // although // but // on the contrary

otherwise// yet // instead of // rather // whereas // nonetheless // in contrast