there are several diseases linked to obesity that make it more dangerous to be fat than thin.that 从句修饰谁
网友回答
（linked to obesity） several diseases
与.有关的疾病
======以下答案可供参考======
供参考答案1:
有许多疾病与肥胖有关，故而肥胖比苗条更危险。
that修饰它前面的整个句子，即修饰：
There are several diseases linked to obesity.
供参考答案2:
修饰diseases，他是中心词 ，linked to obesity 也是修饰它