民警张某在安全检查时发现李某携带易爆物品,应当立即(),并通知专业人员到场处置。
A.采取适当的防护措施
B.进行先期处置
C.检查易爆物品
D.向附近的民警求助
参考答案:A
_____ more than 100 million references to the word“tuhao” on social media since early September.
A.It has been
B.There is
C.There have been
D.They are
输卵管炎的X线表现有哪些?