it is 作形式主语后面能加that从句吗是不是出现it is...that就说明这是一个强即调句

it is 作形式主语后面能加that从句吗是不是出现it is...that就说明这是一个强即调句 形式主语后面加什么I know it is useful to learn a language well As is known to all,the moon travels around the earth once every month.这里的as能换成it吗?it做形式主语加that, _____ we can't join in the party.A.It is a pity B.That is a pity C.It is a pity that 这题为什么选C?that 在主语从句中不是可以省略的么那是that放在句首的情况 如果用it作形式主语 that放后面 那就可以省略的 it作形式主语It is obvious that I am glad to answer your question 请问这里is是否可以删去?为什么有的句子诸如:It reminds me of having supper不加is? it 形式主语it作形式主语,可以代替后面的从句,此处的从句是不是都由that引导?如不是请举几个例子,it代替不定式和动名词当形式主语，这我清楚。我指的是代替从句那部分，是不是所有的从 形式主语加形容词加that后面要用虚拟语气吗.如It's important that sb should do和it's relaxed that sb do it做形式主语,后面紧跟的动词加s? it作形式主语是后面真正的主语是什么?中间又是什么? 主语从句用it作形式主语时,后面的that可以省略吗?比如这句话：It is strange that you should like him.这里的that可以省略吗能不能麻烦各位再看一下这个：第七点，为什么还要特别说“当为了强调而 see to it that中的it 是that后面引导的从句的形式主语吗? It is ...that...后面加什么词 it 作形式主语后面能接两个主语从句吗When they will start and where they go have not been decided yet.把这句话转化为it作形式主语怎么转化呢?由两个以上主语从句作主语,谓语动词用复数,但是转化为it形 以it作形式主语,不定式作真正的主语,不定式to后面的动词可以是不及物动词吗? 名词从句作真正主语it seems that my uncle is thinking of something puzzling这是主语从句吗老师说it是形式主语难道 本来应该是my uncle is thinking of something puzzling seems 说不通啊 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 that引导的主语从句用it作形式主语时,that什么时候可以省略,什么时候不可以? 一般时态It作主语,后面的词用什么形式