I know nothing about the reason ,_____ he didn't come to the meeting.可以填why和for which吗?

I know nothing about them except that they are Russians. I pretend to know nothing about it ,understanding or fool I know nothing about computers 翻译成中文 Actually,I know nothing about it .改为同义句 I know nothing about u girl,take it I know nothing about it.这句怎么翻译 我对这个人一无所知.I know nothing about this person可以 nothing know 为什么不行 请说明理由 I know nothing about cooking请问这里的cooking为什么加ing还有I know nothing about computers.computer为什么加s i haven't travel to Cape Town so i know nothing about it.Cape i know nothing about it except what i have read in the papers.如何翻译? Did you_____the news?-No,I didn't.I know nothing about it.A.heard b.listen to C.hear about geometry（）i know nothing ,seems a very dull subjectwhich about which it's a (m ) to me because i know nothing about it I know nothing about him__he is from BeijingA expect B expect that you can t answer the question .------,i know------about it.填NO,nothing对吗 I don't know what you think about me Maybe you think nothing at all I know nothing about it ____ you tell me!(after,if,until,while) 用not until或until改写句子I know nothing about it until he told me.