I find it necessary to tell him about it.把 it necessary to tell 换成 that necessary to tell

I find it necessary to know more about other countriesit necessary 不应该是it's necessary. I find it necessary to tell him about it.把 it necessary to tell 换成 that necessary to tell I find ( ) him all about it.A.necessary to tell B.that necessary to tell C.necessary it to tell D.it necessary to tell I find ___ him all about it. A necessary B that nessary C necessary it to tellD it necessary to tell选哪个啊? it作形式主语和作形式宾语的区别如：I find it necessary to take exercise every day.I find it's necessary to take exercise every day.I find that is necessary to take exercise every day.这三句语法对吗?it作形式主语和作形式 I think -----necessary to find out some information about it before the students travel to Hong KongA.that'sB.it'sC.itD.this is为什么不是it 求find it necessary和lt is necessary的解释首先为什么find it necassary里不加is呢?两个necessary的词性一样吗? I find 什么(填it ,which ,that,what)necessary to take some warm and dry clothfind后填这三个词中的哪一个 I find ___ necessary ____ you should give him some advice on how to learn English well .A /;that B that;/ C it;that D this;that We found it was necessary to write down her addresss.请用：find it necessary改写这个句子 i feel it necessary 的句子成分分析下为啥不是 it is necessary I'd find it a i find it interesting文章 i find it kind of why I CAN FIND IT? i think it necessary to do it.这个句子能不能写成i think to do it necessary.有语法错误吗. i think it's necessary to be friendly to others 的necessary用什么形式 I did what it is necessary这句话有错吗