I hardly don't know anything about the weather science（有一个错误）

I hardly don't know anything about the weather science（有一个错误） I don't know. I hardly don't do it. “i don't know you know i don't know I really don't know I can ____ thank you enough.A.hardly B.luckily C.possibly D.especially sorry,I don't know. i don`t know much I don't really know. 英语；I don't know I don't know miss I don't know him. I don't know now 翻译 i don't know So know,I don't I don't know her i don't know anything I know enough to know that I don't know I don't know how I can use the new machine（同义句）she has hardly had anything the whole day,--- ---?