聚山梨酯类非离子表面活性剂（）.
A．卵磷脂
B．吐温80
C．司盘80
D．卖泽
E．十二烷基硫酸钠
参考答案：B
The evening party _____. You are a little late. [ ]
A. just begun
B. just has begun
C. has just begun
D. has begun just now
黄曲霉素中毒主要损害( )。
A．肺脏
B．心脏
C．肝脏
D．大脑
E．肾脏
