there are several diseases linked to obesity that make it more dangerous to be fat than thin.that 从句修饰谁
问题描述：
there are several diseases linked to obesity that make it more dangerous to be fat than thin.
that 从句修饰谁
答
修饰diseases，他是中心词 ，linked to obesity 也是修饰它
答
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.
答
（linked to obesity） several diseases
与.有关的疾病