Confused!!!!!! help please!!!

Guys I M Preparing For CA Final In This November Both Group.... As Of Now My First Group Is Preparing Well But My 2nd group is Not At All Preparing Well... I M Bit confused Whether I Go For Both Group Or concentrate Only One....In a 2nd group cosing is totally untouch now... i know how silly question i m asking but please tell me your views.... should i leave 2nd group or i take chance for 2nd group also as first group are preparing well.... rest subjects also in 2nd group are not completed fully.... please tell me help me...........???????????????????