某工程由于设计不当，竣工后建筑物出现不均匀沉降，保修的经济责任应由（）负责。
A．施工单位
B．建设单位
C．设计单位
D．设备供应单位
参考答案：C
— Was the driving pleasant when you went to Mexico last summer?
— No, it ＿＿ for four days when we arrived, so the roads were very muddy.
A．was raining
B．had been raining
C．would be raining
D．rained
我是一名刚毕业的学生，现在在长沙某单位上班。单位会按照要求给我买社保。我想知道生育保险报销需满足什么条件？
