【单选题】在student、course和sc表的基础上,查询与“数据库基础”课程学分相同的课程的课程名和学分,并且不包含“数据库基础”课程本身,使用( )语句。
A.
select C1.cname,C1.credit from course C1 join course C2 on C1.credit= C2.credit where C2.cname=’ 数据库基础’and C1.cname!=’数据库基础’
B.
select C1.cname,C1.credit from course C1 join course C2 on C1.credit= C2.credit where C2.cname=’ 数据库基础’
C.
select C1.cname,C1.credit from course C1 join course C2 on C1.credit= C2.credit where C1.cname=’ 数据库基础’and C2.cname!=’数据库基础’
D.
select C2.cname,C2.credit from course C1 join course C2 on C1.credit= C2.credit where C2.cname=’ 数据库基础’and C1.cname!=’数据库基础’
【简答题】A Voice Message She was once quite (1) with her roommates. Her parents suggested that she should be (2) . Then,her parents told her to be (3) . According to her parents, (4) also matters. She believes...
【单选题】You are answering the phone in a business setting, which of these statements is an example of poor phone etiquette?
A.
He is not in the office at the moment. Would you like to leave a message?
B.
I don’t know where he is.
C.
I expect her shortly. Would you like to leave a message on her voice mail?
D.
She is unavailable at the moment. Would you like to leave a message?
【简答题】第一语言对第二语言学习起消极作用的影响称之为 ________ 。 [ 厦门大学 2010 年研 ]
【单选题】患者女性,40岁。胆道手术后,行T管引流2周,拔管前先试行夹管1~2天,夹管期间应注意观察的内容是
【单选题】患者女性,40岁。胆道手术后,行T管引流2周,拔管前先试行夹管1~2天,夹管期间应注意观察的内容是
【简答题】第一语言对第二语言学习起消极作用的影响称之为 。
【单选题】Rhonda received a voice message marked “urgent,” but due to the poor quality of her phones’ speakers, she was not able to understand the message. Which barrier to listening does this problem represen...
A.
communication channel barrier