it's necessary for us to learn english well同义句
it's necessary for us to learn english well同义句
I think it necessary to learn english well.同义句
It's necessary to learn English well.
It's n( ) for us to learn English well.
It's important for us to learn English well.
li is necessary for us to learn English well now.
划分英语句子成分,it is necessary for us to learn English well.
It‘s necessary for us___(learn)English well说明原因
it's very inportant to learn English well 同义句
It's important for you to learn English well.改为同义句
it's easy for us to learn English(改同义句)
同义句转换.We think that it's important for us to learn English w