数据库管理系统(DBMS)提供数据库操纵语言(DML)及它的翻译程序,实现对数据库数据的操作,包括数据插入、删除、更新和______。
参考答案:查询
短文改错 (共10小题,每小题1分,满分10分)
An English lady was finally decided that she really should learn to drive. But after many attempts, she pass her driving test and told her husband that,
to release, he was going to drive him over to France for a holiday. But then
a week after the trip, she suddenly announced that they wouldn’t take the holiday. “How did you change your mind?” he asked her by surprise. “Well,
it is all because of the business of driving on right.” She said, “I have been practicing for three weeks now, but I still couldn’t get used to it, in fact,
I’ve nearly killed three peoples.”
一头皮撕脱伤的患者,头皮撕脱面积较大,骨膜完整,如无头皮回植的可能,最佳治疗方案应为()
A.游离皮瓣移植
B.皮管移植
C.扩张器法修复
D.游离皮片移植
E.换药治疗、择期手术