I am bying to happiness

I am bying to happiness 为啥这样写?纯手打,What about _____ plant? A.by B.bying C.biing D.to by为什么选A?The fitst group _____ the winner. A.am B.is C.are D.do为什么选B?--Do you think it is right?--No,_____. A.I don't think B.I don't think s I am addicted to I am going to Who Am I To I am ready to Am I allowed to. I am everything to i am used to.. I am belong to I am belong to I.am.wantting.to. i am to pray i am to pray I am trying to i am to win how am i to answer how am i to answer I am dying to go