he told us whether( )a picnic was still under discussion.

问题描述:

he told us whether( )a picnic was still under discussion.
A having
B to have
为什么呢?不是用ing

英语中有 疑问词 + to do 做主语或宾语的习惯比如I really don't know how to answer him.我真的不知道该怎么回答他.Where to find the key is still a problem.去哪儿找那钥匙仍然是个问题.楼主问的“用ing 做主语...