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【单选题】
为了保证行车安全,使进路、道岔和信号机之间建立起的既相互联系又相互制约关系称为()。
A.
进路
B.
区段
C.
联锁
D.
闭塞
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【简答题】When you turn on the radio, you hear an advertisement. When you watch television, you hear and see an advertisement. If you turn the pages of a newspaper or magazine, again you find an advertisement. ...
【单选题】__________ that has caused the trouble and ________ that we should scold(批评).
A.
It was him; it was he
B.
It is he; it is him
C.
This was he; that is him
D.
That is him; that was he
【单选题】The war and the suffering ____ caused affected him very greatly.
A.
that
B.
it
C.
which
D.
what
【判断题】齐桓公求贤若渴,曾五访小臣稷。
A.
正确
B.
错误
【单选题】What caused him _______ his job?
A.
give up
B.
giving up
C.
given up
D.
to give up
【单选题】电子商务的实施,可能有多种驱动力,但真正推动企业电子商务发展的是_______。
A.
主管部门的驱动
B.
信息化浪潮的冲击
C.
外部环境的影响
D.
企业业务和市场拓展需要
【简答题】阅读理解 When you turn on the radio, you hear an advertisement. When you watch television, you hear and see an advertisement. If you turn the pages of a newspaper or magazine, again you find an advertisem...
【多选题】奶牛群中,降低体细胞数的方法是
A.
每次挤奶后浸渍乳头
B.
挤奶员工应在挤奶期间戴上清洁的手套
C.
每年检修挤奶机两次
D.
尽早诊断临床型乳房炎,并治疗
【单选题】齐桓公求贤若渴,曾五访 。
A.
小臣稷
B.
管仲
C.
隰朋
D.
诸葛亮
【单选题】真正推动企业电子商务发展的是( )。
A.
政府部门的驱动
B.
信息化浪潮的冲击
C.
外部环境的影响
D.
企业业务和市场拓展需要
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