No one told us ________,so we need your help.

题目

No one told us ________,so we need your help.
A how to do it B what to do it C how should we do D what should we do A对的是吗 能告诉我其他为什么错吗

答案

b已经有what了,去掉it就对了
c应该是how we should do it
d应该是what we should do
从句要陈述句语序