什么是主语从句.the boy is called Tom is my friend 这句话对吗?

什么是主语从句.the boy is called Tom is my friend 这句话对吗? 英语中 主句主语是the boy 从句主语是he.算是主语保持一致吗 英语：什么是主语从句? 变定语从句 The boy is playing football.The boy is Tom.变定语从句 The boy is playing football.The boy is Tom. who 和whoever在名词从句中作主语有什么区别?比如 who|whoever has helped the boy is worth praising选哪个 为什么? The boy is so weak that can't carry such a big box这个句子正确吗?从句缺少了主语吗? The boy _______ we saw yesterday is john's brother .前面为什么不用that?若果从句中没有主语,也就是直接动词,能用that引导吗? 定语从句的结构The boy who is under the 定语从句中 从句有了主语关系代词做宾语吗 没有主语换言之是缺少主语吗那么此时关系代词做主语 是吗this is the boy whom I saw yesterday有主语为I 所以关系代为whom在这里作saw的宾语 是这样吗th 什么是主语、表语、宾语从句? 什么是主语从句?强调句? it is the first time that是主语从句吗 The truth is (that I have been there)为什么是表语从句为什么是表语从句,The truth 是主语,括号里的不可一世宾语吗怎么确定从句在句子中作表语? 英语练习题 合并为定语从句The boy is Mike.The boy is walking with Mary. 什么是主语从句 同谓语从句? The boy is my brother.The boy stands in front of the house.改成定语从句 什么是主语从句、宾语从句、表语从句、同位语从句? 什么是定语从句、宾语从句、主语从句、表语从句?