农业属于几类行业？工伤保险缴费基准费率是多少？
参考答案：
农业属于四类行业，其工伤保险缴费基准费率为0.9%。
.How many of us ____ a meeting that has nothing to do with us is not important at all.
A．attending
B．to attend
C．have attended
D．attend
该患儿应首先采取的治疗是
A．立即行幽门环肌切开术
B．补液纠正脱水
C．应用抗生素
D．继续喂养观察
E．置胃管减压
