I think it unnecessary to argue with him about it 为什么不能说I think it is necessary to...I think it unnecessary to argue with him about it 为什么不能说I think it is unnecessary to argue with him about it.
问题描述：
I think it unnecessary to argue with him about it 为什么不能说I think it is necessary to...
I think it unnecessary to argue with him about it 为什么不能说I think it is unnecessary to argue with him about it.
答
这两句都可以，只不过意义不一样
第一句是it做形式宾语，不定式做真正宾语
第二句是一个宾语从句
答
第一个根本就不对吧
答
这两句在语法上都是对的
在意思表达上也是一样的
只是结构不一样
第一句是it 做形式宾语,unnecessary做宾语补足语 .不定式做真正宾语.
第二句是一个think 的宾语从句
答
I think that it's necessary to...
亦可。