初中英语问题 有悬赏 在线等 (要理由)

初中英语问题 有悬赏 在线等 (要理由)
the doctors were busy doing what they could____the dying man
A.saving B.to save c.saves D.saved
what____it is to go caamping in____weather!
A.a great fun; so fine
B.a great fun; such a fine
C.great fun;so fine a
D. great fun;such fine
i believe we have met before(改为否定句)
___ ____ ____ ____ ____ met before.
sb.was born___(health;healthy;healthily;more healthily)