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【单选题】
要连通具有n个结点的有向图,至少需要( )条边。A.
n-1
B.
n
C.
n+1
D.
2n
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举一反三
【单选题】The English Renaissance refers to the period between 14th----mid-17th century, which was under the reign of Queen___ and absolute monarchy in England reached its summit, and in which the real mainstre...
A.
Victoria/poetry
B.
Elizabeth/ drama
C.
Mary/ novel
D.
James/ drama
【单选题】近年，从中国以及亚洲其他地区传来一些令人不安的自杀数字。自1990年以来，据悉有200万个中国人自杀。事实上，虽然中国的人口仅占世界人口的l／5，其自杀人数却占世界自杀人数的将近一半，自杀率为每l0万人中有30．3人。类似的高发率也见于整个亚洲——从斯里兰卡到中国，从香港到台湾。受打击最严重的国家是斯里兰卡，自杀率为每10万人中有36人。亚洲存在高自杀率的原因尚不清楚。可能是由于抑郁症的比例较高。...
A.
亚洲国家普遍存在高自杀率
B.
亚洲高自杀率的原因有待调查
C.
抑郁症可能是导致亚洲高自杀率的原因
D.
中国自杀率全球最高
【单选题】— Jack, will you come with me to the cinema this Sunday — ____, Bob, but I promised my Mum I would do my homework at home. [ ]
A.
My pleasure
B.
Thanks
C.
Take it easy
D.
Forget it
【简答题】试述法律与科学技术的相互关系。
【简答题】盾构方向的调整是通过调节 几组油缸的不同压力来进行的
【单选题】---Would you mind if I opened the door? --- ________________.
A.
Yes, go ahead
B.
No, go ahead
C.
Yes, please
D.
Never mind
【单选题】The Renaissance refers to between 14th----mid-17th century, which was under the reign of Queen___ and absolute monarchy in England reached its summit, and in which the real mainstream was ____.
A.
Victoria/poetry
B.
Elizabeth/ drama
C.
Mary/ novel
D.
James/ drama
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