脚手架搭拆作业现场安全隐患主要是高处坠落、触电事故和物体打击三大类。()
参考答案:对
--Do you think _____ a concert in our school hall this weekend?
--Yes, there will.[ ]
A. there will have
B. there will be
C. will there be
D. will there have
具有抗幽门螺杆菌作用,并可抑制胃酸分泌的药物是()
A.法莫替丁
B.西咪替丁
C.雷尼替丁
D.哌化西平
E.奥美拉唑