主句是句子的主干,而从句是用来修饰主句或者做句子的成分的
eg:The boy who is from America is my classmate
这里 The boy is my classmate 是主句 who is from America 是定语从句
Tell me what happened.what happened就是宾语从句
主句是句子的主干,而从句是用来修饰主句或者做句子的成分的
eg:The boy who is from America is my classmate
这里 The boy is my classmate 是主句 who is from America 是定语从句
Tell me what happened.what happened就是宾语从句