it is not easy （）english well.这里的答案是to learn 为什么不能用leaning

it is not easy （）english well.这里的答案是to learn 为什么不能用leaning But it is not easy to learn English well. I think it is not easy to learn English well.这个句子为什么不用否定前移啊? Learning English well is not easy和It is not easy to learn en （ ） is not easy to learn English well. I think it diffcult to learn English well.为什么it后面不is?it在这里的作 it's not easy for people to learn english well.为什么要用to learn I think it easy to learn English well.这里it后怎么没is? it is not easy ______(learn)English well to learn English well is not too easy同义转换 To learn English well is not easy.(保持意思不变) "It is not easy to learn English well but if you ________,yo