I think it to learn English well if we don'twork hard.的分析

问题描述:

I think it to learn English well if we don'twork hard.的分析
I think it to learn English well if we don'twork hard句中it后面该不该填is.

I think it _________to learn English well if we don'twork hard
加 impossible...
我认为,不好好努力就不可能学好英语.