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【简答题】
空间数据管理方式的发展主要经历了如下 5 种方式:文件管理方式、文件与关系数据库 混合管理、 ___________ 、 ___________ 、对象 — 关系数据库管理
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反馈参考答案：
举一反三
【简答题】Is your language ____? Is your language free of grammar and punctuation mistakes?
【多选题】Someone has visited your cubicle for an impromptu meeting, but you really need to get back to work. How do you get rid of your co-worker?(多选)
A.
Tell them it's time to go
B.
Stand and head toward the entrance of your cube as a subtle hint
C.
Pretend you received an urgent email
D.
Excuse yourself to go to the bathroom or to get a snack
【单选题】He was crazy ______ his study when he was young, which contributes ______ his success in later life.
A.
for; to
B.
about; to
C.
about; on
D.
for; on
【简答题】设计网店店标时,要遵循以下几个标准: _____ ; 与网店的整体 _____ 相融 ; 能够体现网店的类型、内容和风格 。
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