请问that when 是先行词,还是关系词

请问that when 是先行词,还是关系词 定语从句中先行词是all people时,关系词是用who还是that? 先行词是代词时关系词用which还是that? 定语从句中reason 后关系词的问题!先行词是reason ,后面关系词用why 还是 that 还是for which?有什么区别? 请问在定语从句中,先行词若是time,关系词是不是一定用when? 关于用when引导的非限定性定语从句.例如she didn't sleep well in the first few days,when another girl shared the room with her.这一句,请问先行词是the firsi few days 还是in the first few days?when是否可以用“介词加关 定语从句的问题 先行词指的是人,被the only 修饰,关系词是只用that,只用which,还是都可以用啊.[Help]定语从句的问题 先行词指的是人,被the only 修饰关系词是只用that,只用which,还是都可以用啊.Li Mi 请问the one of the boys和the only one of the boys后面接定语从句,关系词有什么区别吗?不是说先行词有only修饰,关系词必须用that?如果是先行词是the one of the films ,one of the films,关系词分别用什么? 先行词（that、which、when、where）是物的定语从句怎么造? The day______you are looking forward to will certainly come.填when 还是that.先行词为The day 时一般什么时候用when ,什么时候用that? others做先行词,其后的关系代词是用who还是that还是which? 定语从句,先行词time在后句中作时间状语时,关系词是用in which还是at which? 请问It is a time 后面只能加when吗?that行吗?由the same 修饰的先行词在定语从句中,as和that都能做先行请问It is a time 后面只能加when吗?that行吗?由the same 修饰的先行词在定语从句中,as和that都能做先 They are the people that when you hug them,you feel encouraged to overcome the failure.这句子有错吗that 在句中引导定语从句吗?可是that在从句中并不充当成分,这不是与定语从句“关系词在从句中替代先行词并 30题一句话描述您的疑问：a case是先行词,后面跟的整个是一个定语从句.在选择关系词的时候,需要确定选择关系代词还是关系副词,如果先行词在定语从句中充当主语、宾语等成分,就选择that,w 先行词是不定代词或者先行词被不定代词所修饰时,关系代词通常只用that,不用which.请问,此时that可以省略吗? 先行词有only修饰时关系词用that还是who英语高考必备上有一句话说I was the only person in my office who was invented,句子中关系词中用who,而下面又说先行词被only修饰时关系词宜用that而不是who, 定语从句中先行词如果是anyone,关系代词用that还是who?