Helen didn’t know anything about it ___________________ he

Helen didn’t know anything about it ___________________ he l didn't know anything about it before he told me(保持句意) _ he 选择He didn't know ( )about it i didn't know about it until he told me . I didn't know anything about it 改为同义句 I_____ ______about it 同义句转换,急1.He didn't know anything about e-mail English words. I didn't know ______.C.if I could say anything about it.D.th He didn't tell us anything about it.(保持原意） I didn't say anything about it when he was here yesterday be He didn't know what to do about it 为什么填what 不是有it吗? He didn't know ( He said he didn't know it yet 怎么翻译