Can I help you,Andy?Yes.I need your help,Mrs Li.don't know( )A.to do what next B.what to

问题描述:

Can I help you,Andy?Yes.I need your help,Mrs Li.don't know( )A.to do what next B.what to
do next C.how to do next D.to do how next

I don't know what to do.我不知道做什么
I don't konw how to do it .我不知道怎么做