the girl in white is my sister是定语从句吗 如果是的话定语从句的主语不能省略,为什么who

the girl in white is my sister是定语从句吗 如果是的话定语从句的主语不能省略,为什么who I like the girl who is in my class是定语从句吗?其主语为? 关于定语从句,先行词是定语从句的宾语的话,那么关系词就可以省略,如果是定语从句的主语,就不能省略,先行词除了做宾语从句的 定语从句改 疑问句The girl who is standing there is my sister.改成疑问句.转 定语从句 This is the man I met yesterday中省略的是who还是whom 定语从句里面.什么时候which is 可以省略,是修饰主语的时候吗 the girl by the window is my sister 为什么不是定语从句 定语从句中 有些规定只能用that或用who 那么如果先行词是在定语从句中做宾语的话都可以省略吗. The boy,silent,is lost in the book.silent是否是定语从句省略了who is The girl with a flower in her hands is my sister(改为含定语从句的复合句 girl with a flower in her hand is my sister.（改成含有定语从句的复合句 the sort of pain that makes you strong'that是定语从句的主语'不能省略'但去掉