根据建筑设计防火规范对库房建筑层数的规定,为了减少火灾的损失及有利于灭火抢救,甲类贮存的库房建筑层数最多允许()层
A.一
B.二
C.三
D.四
参考答案:A
The number of students who took part in the competition last week _____ more than 1500.
[ ]
A. reach
B. were
C. is
D. was
以下哪项不是急性有机磷农药中毒轻度、中度中毒的临床表现()
A.瞳孔缩小
B.肌纤维颤动
C.流涎
D.视力模糊
E.肺部湿啰音