【简答题】听下面一段材料,回答第1至4题。 1. How much pocket money does Lily get a month? A. About 20 pounds. B. About 15 pounds. C. About 5 pounds. 2. Why does Lily want more pocket money? A. To get as much as her friends. B...
【单选题】某数据库中有供应商关系S和零件关系P,其中,供应商关系模式S(Sno,Sname,Szip,City)中的属性分别表示:供应商代码、供应商名、邮编、供应商所在城市;零件号、零件名;颜色、重量、产地。要求一个供应商可以供应多种零件,而一种零件可以由多个供应商供应。请将下面的SQL语句的空缺部分补充完整。 CREATE TABLE SP (Sno CHAR(5), Pno CHAR(6), Statu...
C.
FOREIGN KEY(Sno)REFERENCES S
D.
FOREIGN KEY(Pno)REFERENCES P
【简答题】个人旅游消费贷款包括( )和( )两种。
【单选题】Lily says, “Xi’an is in our bucket list.” What does she mean?
A.
Xi’an is one of the places she and her family want to visit.
B.
Xi’an is very attractive to many people.
C.
Xi’an is a famous destination.
【简答题】请听下面一段对话,回答第1至第4四个小题。 1. What does the speaker want to tell us? A. Many people like planting flowers. B. We should be careful to give others flowers. C. Many people don't know how to express themselve...
【单选题】萨满教认为念诵百万遍的六字真言可以达到()的功效。
【单选题】萨满教的人认为念诵百万遍的六字真言可以达到的功效是()。
【单选题】某数据库中有供应商关系S和零件关系P,其中,供应商关系模式s(Sno,Sname, SZip,City)中的属性分别表示:供应商代码、供应商名、邮编、供应商所在城市;零件关系模式P(Pno,Pname,Color,Weight,City)中的属性分别表示:零件号、零件名、颜色、重量、产地。要求一个供应商可以供应多种零件,而一种零件可以由多个供应商供应。请将下面的SQL语句空缺部分补充完整。 CRE...
C.
FOREIGN KEY(Sno)REFERENCES S
D.
FOREIGN KEY(Pno)REFERENCES P