I really don't know_____ about it.选择（初二）A how to do B what to do _英语解答

I really don't know_____ about it.选择（初二）
A how to do B what to do C how can I do D what can I do
选什么?为什么?

人气：439 ℃　时间：2020-03-18 15:19:06

解答

B.因为句子缺少TO DO 的宾语成分,恰好WHAT满足这一条件.