请问下面怎么填关系词,The earth ,____we all know ,moves around the sun.

请问下面怎么填关系词,The earth ,____we all know ,moves around the sun. a night the earth didn't sleep关系词是什么此时关系副词不能省略啊 The engineer with whom my father works is about 50 years old请问关系词怎么不用who 填关系词,求英语高手. that's the reason __ the naughty boy left home.(填关系词) We are talking about Tom,_____you met in the street yesterday.填什么关系词 That is not the way ＿＿ I do it.空格填什么关系词?为什么? The man to（?）you talked is my teacher.该填什么关系词? That is not the way ＿＿ I do it.空格填什么关系词?为什么? the news he told me sound reasonable.he前面填什么关系词? 填关系词：I have forgotten the date ( ) you told me.此句中me是宾语,那关系词在从句中充当什么成分? 请问下面定语从句中的关系词是如何选择的呢?I do not like the way (that、不填、in which ) he speak to me.ps: 从句he speak to me主谓宾都有为什么还可以填that呢?还是说“在从句缺成分时选择关系代词” The family ___have the cars are from china.填一个关系词变成定语从句为什么这样填 状语从句很多关系词怎么记? the moon_____(move) around earth.怎么填 Beijing is the place where I have been before.改成关系词为which怎么改 高一定语从句,填关系词.顺便告诉为什么这样填The moon travels round the earth once every month,（ ）is known toeverybody.A it Bas cthat d whatmount wuyi is such an attractive place of interest ( )everybody likes to visita that 定语从句 填什么关系词I will never forget the day ____ I spend in tibet I will never forget the day_____I study in tibet 填什么关系词?为什么 麻烦详细点~~~~谢谢!