不属于生活性中毒的是（）
A.谋杀
B.结核患者服用药物过量
C.洗澡时煤气中毒
D.矿山打眼时发生的CO中毒
E.被毒蛇咬伤
参考答案：D
解方程： （1）5x（x+3）=2（x+3）
（2）3x2﹣6x+2=0
The result was not the same as they had expected, _____ was rather disappointing. [ ]
A. that
B. which
C. when
D. what
