主语think it difficult to与think it's difficult to的区别

主语think it difficult to与think it's difficult to的区别 we think it difficult和we think it's difficult的区别,急 形式主语it 难题Do you think it difficult to work out this question 一道英语填词Don't you think it's t＿ difficult to clean it up. He doesn't think it's difficult. she think it difficult to learn 这句话是什么句型? Some students think it difficult to learn English well. That 1.They think it too difficult a question to answer? I think geography is difficult to learn it. It's difficult to choose! It's too difficult to finish the work in there hours.I think Although a goldfish is easy to___,I think it's difficult to