单选题
From para. 7 we may draw the conclusion that______.
A、
your blood type is not decided by your red cells
B、
your blood type is decided by the antigens in your red cells
C、
your blood type is decided by the A, B or AB antigens
D、
your blood type is decided by the different kind of serum
【正确答案】
B
【答案解析】
[考核题型] 推理题 [解析] 该题从第七段最后的两句可推断出答案为B。
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