Voluntary and non-remunerated donation may be sufficient for a country or a regi

游客2025-03-30  0

问题 Voluntary and non-remunerated donation may be sufficient for a country or a region Ato cover all its blood product needs, but Brequire an efficient organization and the elimination of "spurious Altruism", non-monetary forms of compensation Cthat harm the social image of voluntary donation and obstruct Dits further development.

选项 A、 
B、 
C、 
D、 

答案 B

解析 谓语动词require所在句子的主语是donation,是单数名词,因此应将require改为requires。
转载请注明原文地址:https://tihaiku.com/zcyy/4019092.html
最新回复(0)