Many people have donated that type of blood; however the blood bank needs .A. some B. les

问题补充：

Many people have donated that type of blood; however, the blood bank needs .

A. some

B. less

C. much

D. more

答案：

A. some

B. less

C. much

(答案→)D. more

解析：考查形容词。考查比较级，根据句意即刻判断。句意：很多人都献了这种血，然而，血库里需要更多的这样的血。根据句意说明要使用比较级，排除AC，B项的意思与句意不符。故D正确。