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【单选题】
传统的购买力平价学说是由()提出来的。
A.
B.
哈密尔顿
C.
卡塞尔
D.
李斯特
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【单选题】下面列出的数据模型中,哪一种是数据库系统中最早出现的数据模型?
A.
关系模型
B.
层次模型
C.
网状模型
D.
面向对象模型
【简答题】Dear Peter, I hope everything is going well with you ! I’m glad __41__ your letter asking for my __42__ on how to learn Chinese well. Here are__43__suggestions. Firstly, you can take part__44__a Chine...
【简答题】Dear Peter, I’m very glad to receive your e-mail asking for information about the host family we have arranged﹀you to stay with. Locating in a beautiful and quiet neighborhood, the house was big enoug...
【单选题】I’m glad that Peter decided to come to the party because we _____ him for several years.
A.
haven ’ t seen
B.
don ’ t see
C.
didn ’ t see
D.
hadn ’ t seen
【单选题】在数据库系统中,最早出现的数据模型是( )。
A.
网络模型
B.
层次模型
C.
网状模型
D.
关系模型
【单选题】听力原文:W: Hi, Peter. M: Hi, Mary. I'm glad to meet you here. Q: What is the relationship between the speakers? (19)
A.
They are friends.
B.
They are strangers.
C.
They are brother and sister.
【单选题】m glad that Peter decided to come to the party because we _________ him for several years.
A.
haven't seen
B.
don't see
C.
hadn't seen
D.
didn't see
【判断题】世界上翼展最长的飞机是H4赫拉克勒斯,绰号“云杉鹅”。
A.
正确
B.
错误
【单选题】Peter was very glad to know that his creditor generously agreed to ______ all of his debts.
A.
take away
B.
cut out
C.
clear up
D.
write off
【判断题】世界上翼展最长的飞机是H4赫拉克勒斯,绰号“云杉鹅”。A. √B. ×
A.
正确
B.
错误
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