I really a difficult problem.I don't know what __ nextA:how I should doB.how to doC.what I should do itD.what to do注：请说明理由.

分类: 作业答案 • 2021-12-19 11:42:39

问题描述：

I really a difficult problem.I don't know what __ next
A:how I should do
B.how to do
C.what I should do it
D.what to do
注：请说明理由.

答