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  3. It carries white blood cells and disease-fighting chemicals called antibodies to places where foreign invaders such as bacteria

It carries white blood cells and disease-fighting chemicals called antibodies to places where foreign invaders such as bacteria

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问题 It carries white blood cells and disease-fighting chemicals called antibodies to places where foreign invaders such as bacteria and viruses are causing infections this statement______.
From para. 7 we may draw the conclusion that______.
选项 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
答案B
解析 推理题。该题从第七段最后的两句可推断出答案为B。
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考研英语一

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