伤情检测分类标志是什么？
参考答案：
（1）红色代表危重伤病员。
（2）黄色代表中度伤病员。
（3）蓝色代表轻度伤病员。
（4）黑色代表已死亡者。
Having been awarded the 2012 Nobel Prize for Literature, _________.
A．Mo Yan’s years of effort was well deserved
B．his folks back at home were on top of the world.
C．the current network evaluation is full of envy and jealousy
D．Mo Yan felt that his years of effort paid off
“It” is often used to a baby.
A．mean to
B．stick to
C．point to
D．refer to
