海(水)产品或盐渍品常引起下列哪一类食物中毒
A.沙门氏菌食物中毒
B.嗜盐菌食物中毒
C.变形杆菌食物中毒
D.葡萄球菌食物中毒
E.肉毒杆菌食物中毒
参考答案:B
下列说法错误的是( )
A.零是整数
B.零是非负数
C.零是偶数
D.零是最小的整数
Hearing their grandpa was coming, they began to ________ the work to prepare for a nice dinner.
A.set off
B.set down
C.set aside
D.set about