I think_____necessary for us to learn English well. A.it B.t

I think_____necessary for us to learn English well. A.it B.t I think_____necessary for us to learn English well.A.it B.th I found_______important for us to learn English well.a.this I found__important_____us to learn English well A it for B i It is ＿important for me ＿learn English well.A.so that B.to t It's n( ) for us to learn English well. It's important for us to learn English well. It'very_____(重要）for us to learn English well. it is （p ） for us to learn english well I think it important for us to learn English well 是否正确 I think it's important (for us to learn)English well.为什么要填这个 I think___necessary for us to learn English well.