I know 和 why did he buy 合并我打错了 是 I know 和 what did he buy 合并

I know 和 why did he buy 合并我打错了 是 I know 和 what did he buy 合并 英语翻译---Tome should have stayed to help.--- Why did he I needed a hand,you know. want to know why he did this want 是谓语为什么说why he did this 做know的宾语呢i want to know why he did this 明明want 是谓语,为什么新概念第一册第139课文里面说why he did this 做know的宾语呢 Why did he lose only know how to cherish? .I don't know why .A) he come here B) does he come C) he came here D)did he do come here.I don't know why .A) he come here B) does he come C) he came here D)did he do come here Well ____ know him and well ______ know me.A. I did; he did B. did I; he did C. did I; did he D. I did; did he 选哪个,为什么?请翻译一下. I dont know why do you do it.正确吗I dont know why you did it. I didn't know where he lived还是I didn't know where he lives对?-Why didn't you go to his birthday party yesterday?-Because I didn't know ______.He forgot to tell me.A.where did he live B.where he lived C.where does he live D.where he lives选B I don't know why he _____(like) elephants. ---I do not know why Tom was absent from yesterday meeting.---He must been sick ,( )A.is not he B.was not he C.did not he D.must not he选第二个,为什么 well did i know him and well did i know me这个句子正确吗?这是一道选择题：Well_____ know him and well ______know me.A.I did; he did B.did I ; did he i don't know what i did wrong还是what wrong he did I did know why I felt like crying.是什么从句啊? I did know why I felt like crying.为什么是主语从句? why?I dont know! I didn‘t know the answer and( ).A.so did he B.he did,either C.nor did he D.neither he did 我不知道他为什么没有来：I do not know the reason why he did not show up .在一个复合句中 主句是一般现在时 那么从句是否时态可以是过去式 或者与主句不一致?为什么使用did The question is ＿＿＿you a ride.He didn't even know you.A why he gave B why he took C where he gaveD why did he give 为什么不选D?为什么不加did？