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【单选题】
允许多个用户交互式方式使用计算机的操作系统是( )。A.
批处理操作系统
B.
分时操作系统
C.
网络操作系统
D.
实时处理系统
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皮皮学刷刷变学霸
举一反三
【单选题】Why is he overjoyed in eating the first slice of pumpkin?
A.
Because it is the first taste of food that is grown by himself
B.
Because it is fresh out of the field
C.
Because it means that he will not go hungry again
D.
Because it tastes really delicious
【单选题】According to the passage, Green Peak ______.
A.
is the first company to install wireless sensor networks
B.
promotes the application of wireless sensor networks
C.
supplies batteries operating on harvested energy
D.
benefits handsomely from communication technology
【简答题】我们应该借鉴贵公司在海外市场的经验。
【单选题】L isten! Do you hear someone __________for help?
A.
calling
B.
call
C.
to call
D.
called
【单选题】Tickets are imited andwill be allocated to those who apply first.
A.
posted
B.
sent
C.
given
D.
handed
【单选题】It's prudent to start any exercise program gradually at first．
A.
workable
B.
sensible
C.
possible
D.
feasible
【简答题】Which parts of a training program would it be important to do first? (Why? / Why not?)
【简答题】人体最灵活的关节是
【简答题】Why was his father disappointed with him at first?
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