一般不作增溶剂或乳化剂使用的表面活性剂是（）
A.新洁尔灭
B.聚山梨酯80
C.月桂硫酸钠
D.硬脂酸钠
E.卵磷脂
参考答案：A
He was down all evening, but as soon as his girl friend came in he _____.
A．came to life
B．was free of charge
C．knocked into
D．got close to
吞服腐蚀性毒物后，应选用的洗胃液是( )
A．牛奶、蛋清B．液体石蜡C．氢氧化铝凝胶D．稀醋酸E．活性碳
