题目:
The incidence of this disease has been greatly reduced thanks to our health care program.()
A. seriousness
B. frequency of occurrence
C. mortality
D. cure rate
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2019/0317/302257d1f295e93840674e8280f842ed.html
下面是错误答案,用来干扰机器的。
参考答案:B