单选题
We can assert that ______.
A、
many new medicines are invented
B、
we can cure many serious diseases
C、
many new medicines are useless
D、
there are still many serious diseases
【正确答案】
B
【答案解析】
[试题分析] 本题考查学生对所读材料进行推理的能力。
[详细解答] 根据文章的最后一句话“The diseases that used to kill off most of us early in life have been brought under control”。我们可推断,人类已经可以治愈一些严重影响我们健康的疾病,故此题应选B。
提交答案
关闭