Lucy found it useful to learn English.(同义句)Lucy found ____ ____ useful to learn English.Lucy found ____ ____ useful.

Lucy found it useful to learn English.(同义句)Lucy found ____ ____ useful to learn English.Lucy found ____ ____ useful. Lucy found it useful to learn English.(同义句)Lucy found ____ ____ useful to learn English.Lucy found ____ ____ useful. I found it very useful to learn English well.=___ ___ ¬useful ___ ___ to learn English well. We found that it was very useful to learn English well.同义We found ___to learn English well. We found it very useful to learn English well.(变为同义句) I found it useful _______(read) English every morning怎么填 理由 The girl found （）very useful to learn English well.A：it B:this C:that D:those We found it was very useful to learn English well同义句替换We found ______ ______ ______ ______ ______English well I hope you have found this useful He found the English -Chinese dictionary was very useful为什么found后面用that 而不用it ,that it引导的句子有什么区别?He found that English -Chinese dictionary was very useful.为什么found后面用that 而不用it ,that it引导的 that,this可以替代it做形式宾语或者主语吗?例如：I found it very useful to read the guidebook.可以写成 I found this very useful to read the guidebook.或 I found that very useful to read the guidebook. Lucy has found her cat and now she is washing it.为什么这句话中用了现在完成时态 （ ）useful book it is what a useful book it Is it useful enough?是什么意思? useful, useful Lucy,your hat is in the lost and found case.