suit：verb（no passive）不用于进行时.
对（某人）方便；满足（某人）需要；合（某人）心意
eg：Choose a comeputer to suit your particular needs.
选一个你自个儿需要的电脑.
If we meet at 2 .would that suit you?
我们两点钟见面,你放便吗?
It suit me to start work at a later time
对我来说,最好晚一点再开始工作.
fit：verb(不用于被动语态）
【形状和尺寸】适合,合身；eg：I tried the dress on but it didn't fit.
fit sbsth (for sth)使适合、使胜任
eg：His experience fitted him to do the job
他的经验使他完全胜任这项工作.
合适 fit for sb sth|~to do sth [fit=suitable]
常与形容词连用（尤指衣服）适合、合身 eg：啊a good
匹配【c]~(between a and b) =match
match:1.相称的人/物 相配的人（或物）；般配的人（或物）
eg：The curtains and carpet ate a good match.