晚发性VitK血症最常见的出血部位是：（）
A.皮肤
B.胃肠道
C.骨关节
D.颅内
E.鼻
参考答案：D
The boy wanted to ride his bicycle in the street, but his mother told him ______.
A．not to
B．not to do
C．not do it
D．do not to
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