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【判断题】
车站原则上不办理接发列车作业,遇非正常情况须接发列车时,车站接发列车人员应严格执行接发列车作业要求,手信号的显示地点应便于司机了望与确认。A.
正确
B.
错误
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举一反三
【单选题】衡量电子计算机的性能时，除了用其运算速度、字长等主要指标以外，还用哪项来表示____。
A.
主存储器容量的大小
B.
外部设备的多少
C.
计算机的体积
D.
计算机的制造成本
【单选题】听力原文： A study recently concluded that the public in industrialized nations are becoming more interested than before in helping the less fortunate people of developing nations. This newfound selflessne...
A.
A couple's experience as volunteers.
B.
The need for volunteers in the Third World.
C.
A new public emphasis on volunteering.
D.
the rewards of volunteering.
【单选题】It can be concluded from the study that______.
A.
the bilingual speakers perform. worse than those who only know one language
B.
learning a language may have the risk of Alzheimer' s disease or smoking habits
C.
people have to speak a new language fluently in order to gain some benefits
D.
people can start to learn a new language later in life and still get the benefits
【简答题】急性毒性试验的经典动物是 _____。
【单选题】The following statements can be concluded from the study made by Charlotte EXCEPT that______.
A.
forgiving can make people calm down.
B.
when people recall a past hurt, they tend to be more irritated
C.
there is no link between forgiving and a heart disease
D.
when people recall a past hurt, they tend to have a higher blood pressure and heart rate
【单选题】The Harvard study has concluded that ______.
A.
children never benefit from ear surgery.
B.
tympanostomy tubes result in deafness.
C.
some surgeons are too eager to operate.
D.
ear tube operations are too expensive.
【简答题】一般而言，国际经济学可以分为和两个部分。
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