We find it impossible to work out the problem by ourselves这里为什么要用it?这是个什么句型?it是什么语?形式宾语?

we can't find it we find it hard____(learn) English well. His inventions made __ to work at night A.us possible B.it possible C.us impossible D.it impossibl 芭比电影里有一首歌叫we’re gonna find it.歌词 can we find our way when it ' s cloudy''' we find it great ______(help) people solve their problems where can we find it?答句是什么? 改错 We find it impossible get there before 8：00 we find it interesting to learn _____（swim） 为什么We find it necssary that we speak English中it后面不加is? 求芭比里的一首歌we are going to find itwe are going to find it find it We can help him.We can find it. 合并成一句话We can ___ ___ ___ it Where can we always find money when we look for it ?意思及答案 适当形式填空 We should do it by (we).People can find some (dinosaur)bones underground. 英语,快哦.We find it h___and you needn't worry ahout it, we find (it) impossible to finish the work in a week.为什么用it? 选择：Before it was dark we must find a place ——.Before it was dark we must find a place ---- .A .to live B.that we should live in C.where we could D.which we could live