I know his name 怎么改成一般疑问句和否定句快

I know his name 怎么改成一般疑问句和否定句快 I ____ know his name.(怎么填） i know his name改为否定句 I know his name.一般疑问句 I Know his name(改为否定句) I am do not know his name 这句话怎么改错?急啊！！！！！！快 John was absent from class yesterday.i don't know his reason.怎么改成定语从句, May I know your name怎么回答! I know his name.(改为否定句） 宾语从句I don't know what is his name 还是 I don't know what his name is? I want to know——A.what is his name B.what's his name C.that his name is D.what his name is I Know his telephone number改成一般疑问句 I____(not) know his name. I ________ his name.A.doesn't know B.don't know B.do know D.does know I know I have met the boy before,but I can h_____ remember his name. I don't know who he is.I _____(forget) his name. I don't know him .butr his name soundsI don't know him .butr his name sounds f—— to me I don't know her,but I know her name.为什么用her不用his为什么是性别不同