I don't know.Do it how can i

I don't know.Do it how can i I really don't know how I can do it well 改同义句 I really don't I don't know ____if he can't do it. i don't know how to do it句型转换 i don t know how you do it是哪首歌 I don't know "What to do 和 I don't know "How to do it"?哪个句子是 And I don't know how I can do without I just need you now You know,I still love,don't ask me.I don't know how to do it 填个词i don t know what I can do about it,I’m completely____（迷茫 I don't know what I can do about it,I'm completele_____(迷茫、不 I don't know how i can do ..这么译对不 英语翻译i don't know how i can learn english well 同义句转换 it helpe