It is very important for us to learn English well.这个句子中for u

It is very important for us to learn English well.这个句子中for u It is important for us to learn English well. 为什么用to learn是用 To learn English well is very important for us改成( )( )very i It's important for us to learn English well. 1._____ is important for us to learn English well. （ ）is important for us to learn English well To learn English well is very important for us.改为同义句 ___ ___ To learn English well is very important for us.（改为同义句）( ) ( it is important —— us to learn English well 横线上 用for 还是to I think it's important (for us to learn)English well.为什么要填这个 英语连词成句1.well,it,English,is,learn,important,to,us,for坐等 English is very important.So it is n____ for us to learn in