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【单选题】
海运提单和航运提单两种运输单据( )
A.
都是物权凭证
B.
都是可转让的物权凭证
C.
前者是物权凭证可以转让,后者不是物权凭证不可以转让
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【简答题】利用二维表表示数据及其联系的数据库是【 】数据库。
【单选题】What was Betty doing?
A.
Watching TV.
B.
Doing housework.
C.
Doing homework
【单选题】1) What is Betty doing?
A.
She is eating a pizza
B.
She is cooking
C.
She is doing some housework
【单选题】What does Betty like collecting?
A.
Coins.
B.
Fans.
C.
Books.
【简答题】试述利用Foxpro建立数据库时,数据库结构没计的基本步骤。
【简答题】What does Betty ask?
【简答题】Listen to the recording again and answer the questions. 1. What question does Dolly ask Betty about her hometown? 2. What does Betty do? 3. Where are Betty and Dolly from respectively? 4. What...
【单选题】What did Betty do last Sunday?
A.
She eats a whole pizza.
B.
She listened the music.
C.
She played the volleyball.
D.
She played the piano.
【单选题】哪一种技术可用于证明膜的流动性?
A.
成帽反应
B.
细胞培养
C.
分级离心
D.
分子杂交
【多选题】检索外国专利常用的数据库有()
A.
美国专利商标局http://www.uspto.gov
B.
加拿大专利数据库http://patentsl.ic.gc.ca/intro-e.html
C.
世界知识产权组织专利数据库http://www.wipo.int
D.
IBM知识产权信息网http://www.patents.ibm.com
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