ill和illness的区别举些例子,还有几道关于ill和illness的题目做做.出几道题目来

ill 是形容词,"生病的,得病的"
illness 是名词,"病症""疾病"
举个简单的例子吧,
I am ill
I have illness
题：
He is absent today because he is (ill).
He is absent today because of (illness) .
明白了吗