作文常用衔接词1) 先后次序关系:a t this time; firs t; second; at la st; n ex t;p re viously; s i m ultane ousl y; ev e n t ual l y;l ast but not least;to begi n wi th;t o s t art wi t h;to e nd wi th;finally;s eeing、、、;sin c e then;first o f all;afterwar d s; f oll owing this; prec e di n g this、 2) 因果关系:be c a use;because o f th i s;b eing tha t;another impor t ant factor/reaso n of、、、 ; s i n ce; as; for; i n that、、、; ow i ng to; d ue to; for the re as o n th a t、、、; in vie w of; t he rea so n seems t o be ob v ious; t her e are a b ou t、、、 ;for th i s reason; as a r esu l t of t h is; t he r e fo r e;、、、a n d so、、、; c o ns e quent l y;as a r e su l t; thus; hen c e; so;s o th at、、、; i n c on sequence; as a co nseque n c e; a c c ordingly; i n evi t ably; und er t h ese co n di t ions; th er eu p o n、