A-A+
The author cited the example of g million volu
问题详情
The author cited the example of g million volunteer donors in America to justify ______.
A.all the patients will be able to get transplant treatment
B.there are more patients who need transplant
C.it becomes much easier to find suitable donors for the patients
D.it is hard to find suitable match even with the large pool of donors
参考答案
正确答案:D
解析:推断题。文章最后两段提到,虽然全美骨髓捐赠者已登记在册近480万,却不能满足3000位病人的需要,原因是我们每个人都具有不同的遗传背景和综合类型,找到与自己相似的人真是大海捞针,可见D正确。