改错I didn't know how riding a mortor-bike.how riding 改为 how to ride.

改错I didn't know how riding a mortor-bike.how riding 改为 how to ride. I didn’t know I didn’t know how would they go to london. I didn't know how to do? I didn't know what to do? I didn't know that I do?这三句有什么区别啊? 改错:I didn't know him and I don't want . I didn't know what to do 与I didn't know how to do有什么区别 I know you love me,but I don't know how to face you,didn't know should accept you. I Didn't Know 歌词 改错：I didn’t know there used be a new train station there in the past I didn't know how i could get there同义句 I didn't my home work.(改错) I didn't know I was cheating. I didn't know how the house————（catch）fire I didn't know how likes being supposed to love是什么意思? I didn’t know that how to answer the question._______错在哪?为什么 I didn't know how import you are until left me. my car was broken and I didn't know __to do?A.what B.how why I really don't know how to do and where to go next.____(改错)