It is a fine day（ ）a walk 括号里应填什么介词

It is a fine day（ ）a walk 括号里应填什么介词 A:It is a fine day for a walk.B: it is a fine day. it is such fine a day that we all want to go out for a walk 1.Why ______ out for a walk?It is a fine day.( ) what a fine day it is.和what fine weather it is 有什么不同 It's a fine day.(改为感叹句）---- ---- fine day it is! It is a fine day today.It ,fine It is a fine day today today it is a fine day.look It is a fine day tody .(感叹句) It is a fine day 的歌词!