we found it difficult___there on timea,get b,to get c,getting d,got

we found that和 we found it We found it diffcult ( ) [finish] the work on time . We found the key _____ she lad left it.为什么? We found it difficult _______ there on time.(get toget We found that it was very useful to learn English well.同义We found ___to learn English well. we found it necessary to protect the earth 为什么用it 而不是it is We all found ( it ) very interesting to eat.为什么要用it? We all found ( ) interesting to play the game.A:it B:this C:it's we found love We found it very useful to learn English well.(变为同义句) We found [ ] necessay to protect the environment.A it B this C that D what 翻译这句:We all found it hard to get along with her at first. we found our english teacher very interesting,it's structure is（） we all found _____ very interesting to play chessit is that it that is We all found ____ to play the gameit interesting 还是it's interesting为什么 we have to found somebody ______(其他）to do it. 连词成句with,it,found,was,we,to,play,dangerous,fire we found the key where she had left it.是个什么从句