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【单选题】
数据管理技术的发展阶段不包括( )。A.
操作系统管理阶段
B.
人工管理阶段
C.
文件系统管理阶段
D.
数据库管理阶段
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举一反三
【单选题】听力原文： OK, everybody. Be quiet, please! Can we begin the meeting now? I am Mike Johnson, the chairman of the Graduation Committee for this year. I am honored to declare that all of you have been chosen...
A.
To determine who will graduate this year.
B.
To discuss the seating arrangement.
C.
To begin planning the graduation ceremony.
【单选题】若有以下程序段,则执行以下语句后 x,y 的值是分别是( ) int x=1,y=2; x=x^y; y=y^x; x=x^y;
A.
x=1,y=2
B.
x=2,y=2
C.
x=2,y=1
D.
x=1.y=1
【简答题】句型转换，每空一词。 1. Please be quiet. (改为否定句) quiet, please. 2.1 like to see pandas because they are lovely . (就画线部分提问) you like to see pandas? 3. He wants to see the animals in the zoo. (改为一般疑问句) he to see ...
【简答题】Fifty countries d nearly $80 million to the project.
【单选题】若有以下程序段,则执行以下语句后 x,y 的值是分别是( )。 int x=1,y=2; x=x^y; y=y^x; x=x^y;
A.
x=1,b=2
B.
x=2,y=2
C.
x=2,y=1
D.
x=1,y=1
【单选题】--- Please be quiet. We are not allowed _________ much noise in the reading room. - Sorry, I got it.
A.
making
B.
to make
C.
doing
D.
to do
【单选题】Please be quiet. We are not allowed _______ much noise in the reading room. [ ]
A.
to make
B.
make
C.
making
D.
to making
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