A-A+
When the Red Cross started blood banks ______
问题详情
When the Red Cross started blood banks ______ .
A．white Americans would not give their blood
B．black Americans were unwilling to give their blood
C．no one was able to give his blood
D．both the white and the black gave blood
参考答案
正确答案：D
解析：细节题。根据…black Americans gave blood along with the whites. 可知, 黑人和白人都捐血了。
