I don't know_____.

I don't know_____. I don't know_____ _____ ______. I really don't know_____ about it.选择（初二） Do you know_____?--sorry ,i don't konw I don't know how we use this computer=i don't know_____ ____ I speak a few words of french.I don't know_____ french I really don't know_____.A.what should I do B.what to do C.w i don‘t know what to wear.改为同义句 i don’t know_____ I _____ __ There are so many CDs here that I don’t know_____ I really don`t know_____ A.what to do it B.how to do C.what Wow!there are so many presents in the shop;I don't know_____ 我不知道Jim在哪里,咱们敲敲门I don't know_____.Let's_______.