【多选题】现场检查中使用的问询法主要包括哪几种方法()
【单选题】汽车美容安全防护主要包括( )方面的内容,一是生产作业中不安全因素的分析和预防;二是已发生安全事故的处理 。
【单选题】If you want to keep a job and advance you should ______ according to the passage.
B.
get in touch with the reality of the world
C.
learn a lot of things besides a degree
D.
involve in graduate programs
【单选题】—_____ does he meet his friends? —_____ a month. A.How often; Twice B.How long; Twice C.When; Two D.What time; Two
【多选题】烟花爆竹行业生产安全事故频发的主要原因,包括( )。