这句话里为什么不加形式宾语it呢　plato has made clear to us how easy it is to deceive ourselves with words.为什么不在made后面加it?

这句话里为什么不加形式宾语it呢　plato has made clear to us how easy it is to deceive ourselves with words.为什么不在made后面加it? 可以用形式宾语it替代的宾语从句有的动词带宾语从句时需要在宾语从句前加it.我们老师又说如果宾语从句是wh-类,则不可用it代替.那这句话呢?i hate it when talk with their mouth full of food. 关于形式宾语.为什么形式宾语的it后面不接be动词而直接加形容词(或adv. You need’t be so rude about it.这句话里为什么要加be呢? It must be terrible to be grown up!这句话里为什么要加be呢? It is unusual for him to be late.这句话里为什么要加be呢? I think it difficult to answer this question 为什么可以it 不加is?it是形式宾语有和这个有什么关系?为什么加个形式宾语就避免句子头重脚轻了? it为什么做形式宾语? Please keep it in mind _________.Please _________the teacher saidA.keep it in mind what B.keep in mind what 为什么选B呢为什么不可以看成A 选项里IT代替了WH-引导的宾语从句呢it可以做形式宾语代替wh-从句，就像it做 I like it here.为什么要加it,怎么不可以I like here.（here做名词）here 不可以作名词这里此处 it 为形式宾语，真正的宾语是here ,here是it的宾语补足语。这是语法的要求，这样规定了的为什么这里her we found it very easy to dodo后面为什么不加it/them之类的那句中it是形式宾语么 It is now being sent to his home by train.这句话里为什么要加being?能不能去掉呢? 关于形式宾语的问题it做形式宾语时,句中it后面为什么不要加联系动词?例如：I consider it important to ask the teacher. 疑问词加不定式I dont't know how to do it.一定要加it吗?为什么?这句话是宾语从句吗? i appreciate it if you come.这句子里it是形式宾语吗?真正宾语是什么? 为什么这句话要加It?you'll find it difficult to make conversation with her.这里是做宾语吧?把it 去掉怎么变? it做形式宾语的问题we think it our duty to pay taxes to our government 这句话里的有个复合宾语,那么宾语是to pay taxes to our goverment吗?our duty是宾补?还是那部分是宾语 哪部分是宾补?还有个问题这句话如 It's really hard to say exactly where I belong 这里的where是做宾语从句吗?这里的where是做宾语从句的状语呢?belong后面为什么不加to呢