I don’t know them very well （ ） they are my neighbors.I don’t know them very well （） they are my neighbors.A.as B.when C..while D.as thoughWHYWHEN此处什么用法答案是WHEN为什么

I don't know等于I've( )( ).同义句 I don't know.------I've ( ) ( ). I don't know any of them I don't know them.为什么接宾格them I don't know I should keep them. But I don't know where t______ find them you can ask them与 I don 't know you can ask them与 I don 't know I don't know. 帮我翻译I've tried,but i don't know why.Life is a maze i don't know her,（ ） i’ve known her for two years Maybe I don't know what true love is but I've never felt like this i don't know all of them 同义句要以i ____ know ____ of them 的形式改....... I do not know any of them?I do not know any of them=I don't know any of them? “i don't know you know i don't know You don't know how long I've waited for you Dear,I've been waiting for you,you just don't know Don't know ,I've been trying ,but also has been lost Don't you know that leave you,I've been thinking about Don't ever try to judge me dude,You don't know what the f*ck I've been through!