they set out to

they set out to They had failed in what they had set out to do为什么要用in set out to do 是什么意思 set out to do remember We set out to travel. they tired to find out who set 介词或副词 fire They will set out _______Am erica next month.A.to B.for C.at D.of set ou to 和set out for如何区别 set out to do 有哪些意思? set out 加to do还是doing? they said goodbye to their friends and set out （for） their home为什么用for 呢 “set out set out set out They want me to set you up. set out,set up,set off,set set out,set up,set off,set .They set out the______(wanted)objects on the front yard of their home and waited to see if any one would come.填unwanted 为什么?