填空题:为了预防重大工业事故的发生,降低事故造成的损失,必须建立有效的( )。 题目分类:基础知识 题目类型:填空题 查看权限:VIP 题目内容: 为了预防重大工业事故的发生,降低事故造成的损失,必须建立有效的( )。 参考答案: 答案解析:
By the end of next month, we (find)_____________a good solut By the end of next month, we (find)_____________a good solution to the technical 分类:基础知识 题型:填空题 查看答案
__________his surprise, the manager found nobody in the meet __________his surprise, the manager found nobody in the meeting room.A. At B. To 分类:基础知识 题型:填空题 查看答案