I don't know__ with this problem.A,what to do Bhow to do

I don't know__ with this problem.A,what to do Bhow to do 将I don't know what I should do to deal with the problem 改成简单 - I don't know_________to do with this maths problem.It's to I don't know what/how/when to do with the problem选择的原因 I don't know ( )to do with the math problem?用who还是what i don't know ---with the problem(填how to do 还是what to do ）.3 I have a problem.I don't know what to do. I really don't know -----with it.A .what to do B.how to do 选 英语宾语从句问题,I don't know what to do with the problem.为什么用what?我 I don't know ______.A what to do with it B what to do it wit I want to know__ A.what do you happen B.if she 英语对话填空Hi,Bob! I have a problem. I don't know what to do.____