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【判断题】
操作系统的主要功能是控制和管理计算机的硬件和软件资源。()A.
正确
B.
错误
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【单选题】纠错 Because it was faster , John insisted in my taking the plane to Miami instead of the train .
A.
Because it was faster
B.
insisted in
C.
taking
D.
instead of the
【单选题】关于钢筋混凝土梁配筋的说法,正确的是( )
A.
纵向受拉钢筋应布置在梁的受拉区
B.
梁的箍筋主要作用是承担剪力的固定主筋位置
C.
梁的箍筋直径最小可采用4mm
D.
当梁的截面高度小于200mm时,不应设置箍筋
【单选题】If we travel a short distance, we had better walk taking a bus.
A.
instead
B.
instead of
C.
take the place of
【单选题】I am determined to go there ______ instead of taking a bus.
A.
on the foot
B.
on foot
C.
by foot
D.
on two feet
【单选题】We walked down the stairs____________ taking the elevator.
A.
instead us
B.
instead of
C.
instead
【单选题】Which of the following is NOT true?
A.
Machines are taking work instead of' people.
B.
Now more people are out of work.
C.
Machines need more money and longer holidays.
D.
Most people want to have jobs.
【单选题】关于钢筋混凝土梁配筋的说法,正确的是
A.
纵向受拉钢筋应布置在梁的受压区
B.
梁的箍筋主要作用是承受剪力和固定主筋位置
C.
梁的箍筋直径最小可采用4mm
D.
当梁的截面高度小于200mm时,不应设置箍筋
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