下列各项，属神经毒类的毒蛇是（）
A.蝰蛇
B.竹叶青蛇
C.尖吻蝮蛇
D.海蛇
E.眼镜蛇
参考答案：D
What I want to know is how to do the job better with time and people.
A．less; less
B．fewer; fewer
C．fewer; less
D．less; fewer
化归思想
