数据库与文件系统的根本区别是()
时间:2017-11-24 14:17来源:未知 作者:admin 点击:
次
15. 数据库与文件系统的根本区别是() A. 数据的结构化 B. 提高了系统效率 C. 降低了数据冗余 D. 提高了数据共享度 满分:2 分 16. 在SQL查询中,GROUP BY短语的作用是() A. 设置查询条件 B. 对查询结果进行排序 C. 设置分组条件 D. 选择查询结果中显示的字段
一、单选题(共 20 道试题,共 80 分。)V 1. The children are too young to tell good books _______ the bad ones.
A. among
B. from
C. with
D. between
满分:4 分
2. What was needed to appeal to the floating voters was the ability to ________ them with a sense of conviction.
A. aspire
B. despise
C. inspire
D. expire
满分:4 分
3. The computer system _________ suddenly while he was searching for information on the Internet.
A. broke down
B. broke out
C. broke up
D. broke in
满分:4 分
4. Chinese is spoken by the ________ number of people in the world.
A. smallest
B. most
C. largest
D. wide
满分:4 分
5. It was on the beach _______ Miss White found the man lying dead.
A. that
B. this
C. it
D. which
满分:4 分
6. I have the complacent feeling ________ I'm highly intelligent.
A. what
B. which
C. that
D. this
满分:4 分
7. Had you come five minutes earlier, you _________ the train to Birmingham. But now you missed it.
A. would catch
B. would have caught
C. could catch
D. should catch
满分:4 分
8. Mike is better than Peter ________ swimming.
A. for
B. at
C. on
D. in
满分:4 分
9. I can’t find the key ______ the door. Maybe I lost it.
A. to
B. of
C. with
D. for
满分:4 分
10. As the bus came round the corner, it ran ________ a big tree by the roadside.
A. into
B. on
C. over
D. up
满分:4 分
11. Charles regretted ________ the TV set last year. The price has now gone down.
A. buying
B. to buy
C. bought
D. buy
满分:4 分
http://www.vu80.com/forum-6-1.html
http://www.vu80.com/forum-6-2.html
http://www.vu80.com/forum-6-3.html
http://www.vu80.com/forum-6-4.html
http://www.vu80.com/forum-6-5.html
http://www.vu80.com/forum-6-6.html
(责任编辑:admin)要这答案加QQ:800020900 或加微信:q800020900 获取 |
------分隔线----------------------------