下列哪种食物中毒可呈阵发性腹部绞痛,大便呈洗肉水样()
A.嗜盐菌食物中毒
B.沙门菌食物中毒
C.变形杆菌食物中毒
D.葡萄球菌食物中毒
E.肉毒杆菌中毒
参考答案:A
— Has Donnie finished reading the novel?
— Not yet. There ________ still ________ of it left.
A.is; three-fourths
B.are; three-fourth
C.is; third-fourths
D.are; three-fourths
只要外加电压不变化,交流电磁铁的吸力在吸合前、后是不变的。()