单项选择题

The author suggests that the third most common blood type of European is ______.

A．A
B．B
C．AB
D．O
<上一题 目录 下一题>
热门 试题

单项选择题
A good title for this passage is ______.
A．Getting Blood and Plasma
B．Special Blood and Colors
C．Human Blood Types
D．The Blood Bank of a Hospital
单项选择题
People with type A blood can receive ______.
A．AB
B．B
C．O
D．None of the above
相关试题