判断下列句子类型..that's the reason why Tom was punished.that's why

1.That's the reason why Tom was punished.
复合句,reason后面是个定语从句,关系副词why做状语,相当于for which
2.That's why Tom was punished.
复合句,why引导一个表语从句.
3.I want to kown why Tom is punished.
复合句,why引导一个宾语从句.
4.It is known to all that Taiwan belongs to china.
复合句,it做形式主语,真正的主语是“that Taiwan belongs to china”这个主语从句.
5.As is known to all,Taiwan belongs to china.
复合句,as is know to all 是一个非限制性定语从句,as 做定语从句的主语.
6.The fact that Taiwan belongs to china is known to all.
复合句,that后面是一个同位语从句,解释说明fact 的具体内容.同位语从句前面经常出现一些抽象名词,比如fact,news等,that不充当成分.
7.All that i have told you is true.
复合句,that引导一个定语从句,在定语从句中充当宾语（tell you that）因为先行词是all,所以不能用which.
不知道是不是你想要的,我是高中英语老师,