介词宾语从句中which可以做主语么?The other day,my brother drove his car down the street at ____ I thought was a dangerous speed.A.what B.that C.which请问为什么 C 是错的 而 A 是对的？

who可以做介词后宾语从句的主语吗? 宾语从句中which为什么不能做主语 宾语从句中that做主语吗?which呢?谢谢! which为什么不能在宾语从句中做主语 whom在定语从句中做宾语成分,为什么介词+关系代词可以在从句中充当主语 是不是在一个句子中 宾语从句可以做宾语 主语从句可以作主语 定语从句做定语吖 which在定语从句中可以做主语吗? 当which在定语从句中做宾语,which可以省略么?那THAT在定语从句中做宾语,可以省略么? 介词宾语从句中which可以做主语么?The other day,my brother drove his car down the street at ____ I thought was a dangerous speed.A.what B.that C.which请问为什么 C 是错的 而 A 是对的？ 定于从句中 who that which 分别做什么成分,主语还是宾语 定语从句中that做宾语可以省还 是做主语可以? which在主语从句中做定语么 在一个定语从句中,其中的连词可以又做主语又做宾语么?比如I like subjets which is easy and I am interested in.这是不可以的吧? what when where 可以在宾语从句、定语从句、状语从句做主语吗?如何判断是否作主语?是不是只有who which在定语从句中可以做主语 其他呢?·····when是不是在定语从句中只能做状语 、不能做主 what引导宾语从句既做介词的宾语,还可以做宾语从句的主语的例句?比如例句 the other day,my brother drove his car down the street at ___what____ I thought was a danerous speed.横线上为什么不可以用which?要那种做 造定语从句1.that,which做宾语时2.that做介词时3.that,which,who做主语时4.which,whom做介词时至少造两个句子 宾语从句中从句的主语可以省略吗? it在定语从句中可以做形式宾语或形式主语?还是只能在名词性从句中做形式宾语或形式主语?