I think ------necessary to learn Einglish well.中的-------上填it正确吗?
问题描述:
I think ------necessary to learn Einglish well.中的-------上填it正确吗?
答
应该是it is,加从句
I think ------necessary to learn Einglish well.中的-------上填it正确吗?
应该是it is,加从句