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【单选题】
替代性产品在波特的行业竞争分析中对行业的影响体现在( )A.
冲击行业内的企业
B.
确定了行业内企业产品的最高价格
C.
妨碍行业竞争
D.
替换行业中正在生产的产品
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【简答题】文件传送协议FTP的主要工作过程是怎样的?FTP使用的两个端口号分别是什么?
【单选题】It is the news that all sloths have been waiting for. Scientists in Germany have found that too much exercise is bad for you and that doing less could lengthen your life. In a new book called The Joy ...
A.
ordinary people.
B.
lazy bones.
C.
lazy habits.
D.
retired professors.
【单选题】It is the news _____ the spaceship succeeded in returning to the earth _____ has spread all over the country.
A.
that; which
B.
which; that
C.
which; which
D.
that; that
【单选题】It is the news that all sloths have been waiting for. Scientists in Germany have found that too much exercise is bad for you and that doing less could lengthen your life. In a new book called The Joy ...
A.
ordinary people.
B.
lazy bones.
C.
lazy habits.
D.
retired professors.
【单选题】______bright was the moon that the flowers were bright as by day.
A.
So
B.
Such
C.
Such a
D.
Much
【单选题】______that the flowers were bright as by day.
A.
So bright the moonwas
B.
How bright the moon was
C.
How bright was the moon
D.
Sobright was the moon
【简答题】文件传送协议FTP的主要工作过程是怎样的?为什么说FTP是带外传送控制信息?主进程和从属进程各起什么作用?FTP使用的两个端口号分别是什么?
【单选题】______Raquelle Esposito uses bright colors and light fabrics in her spring fashion collection.
A.
Dealer
B.
Designer
C.
Assistant
D.
Accountant
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