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【单选题】
许多 年前,中国首条自行设计和建造的铁路 : 铁路落成。 2019年12月30日,在同样的地方,世界首条智能高铁高铁正式运行。它将助力京津冀一体化协同发展,为2022年北京冬奥会提供交通运营服务保障。材料说明了( ) 1物质世界是绝对运动和相对静止的统一 2辩证否定是联系的环节,也是发展的环节 3系统优化是为了促进事物各要素的发展 4出现时间的先后是判断新事物的标准之 一A.
①②
B.
①③
C.
②④
D.
③④
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【简答题】A．After they receive 's degree. B．After they graduate from middle schools. C．After they receive bachelor's degrees. D．After general survey courses are completed.
【单选题】Which one is the largest group in all of the divisions of the scouts?
A.
Boy Scouting
B.
Cub Scouting
C.
Venturing
D.
Webelos Scouts
【单选题】听力原文：M: What are you going to do after you graduate from college? W: I' m not sure. I may be a teacher. But I want to do more than just teaching, maybe practice law. How about you? M: I don't have any...
A.
He will become a teacher.
B.
He will become a lawyer.
C.
He will try a lot of jobs.
D.
He has not decided yet.
【单选题】查询“图书”表中所有书名以“计算”开头的图书信息,正确的语句是【 】。
A.
SELECT * FROM 图书 WHERE 书名 LIKE "计算?"
B.
SELECT * FROM 图书 WHERE 书名 IN "计算*"
C.
SELECT * FROM 图书 WHERE 书名 = "计算?"
D.
SELECT * FROM 图书 WHERE 书名 LIKE "计算*"
【单选题】查询“图书”表中书名含有“计算机”的图书信息,正确的选项是______。
A.
select * from book where bname like ‘_计算机_’
B.
select * from book where bname like ‘_计算机%’
C.
select * from book where bname like ‘%计算机_’
D.
select * from book where bname like ‘%计算机%’
【简答题】在“图书”表中查询“清华大学出版社”出版的图书的图书名和价格。
【简答题】I would like to find a job in a(n)__ ____ company after I graduate.
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