酶法测定血清甘油三酯中用到的酶有( )
A．甘油激酸酶B．脂肪酶C．甘油磷酸氧化酶D．过氧化物酶E．以上都是
参考答案：E
An unhappy childhood may have some negative effects on a person's characters;
however, they are not always _____ . [ ]
A. practical
B. avoidable
C. permanent
D. beneficial
出境野生捕捞水生动物的，应提供下列哪些资料______
A．捕捞许可证 B．注册登记证 C．捕捞渔船与出口企业的供货协议 D．捕捞船舶登记证
