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【简答题】
n个顶点的强连通图至少有( )条边,其形状是( )。A n B n+1 C n-1 D n×(n-1)E 无回路 F 有回路 G 环状 H 树状
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举一反三
【单选题】What had been the principal use of the antlers?
A.
To help in removing trees and bushes to cultivate the land.
B.
To obtain the material for useful tools.
C.
To prepare the fields for fanning.
D.
To make many artifacts useful in dally life.
【单选题】Most of the deserts ______ to be covered with bushes and trees. [     ]
A.
used
B.
were used
C.
use
D.
got used
【单选题】The cat padded across the road and towards the bushes just _______ the hornbeam trees, and she stopped.
A.
except for
B.
apart from
C.
beyond
D.
from
【单选题】临床中,不能用直接Coombs试验进行检测的疾病是
A.
新生儿溶血症
B.
缺铁性贫血
C.
自身免疫性溶血症
D.
检测母体Rh(D)抗体
E.
药物诱导溶血
【单选题】临床中,不能用直接Coombs试验进行检测的疾病是
A.
新生儿溶血症
B.
缺铁性贫血
C.
自身免疫性溶血症
D.
检测母体RH(D)抗体
E.
药物诱导溶血
【单选题】The island had______.
A.
a lot of vegetation but no trees, bushes or flowers
B.
rio vegetation(植物) or wildlife
C.
plentiful supplies
D.
a few birds and animals
【单选题】适于治疗癫痫不典型小发作和婴儿痉挛的药物是()
A.
乙琥胺
B.
苯妥英钠
C.
硝西泮
D.
丙戊酸钠
E.
卡马西平
【单选题】在紫外光谱中,按照最大吸收波长由大到小的顺序排列下列化合物
A.
a>b>c
B.
a>c>b
C.
c>b>a
D.
c>a>b
【单选题】临床中,下列哪种疾病不能用直接Coombs试验进行检测?
A.
检测母体Rh(D)抗体
B.
新生儿溶血症
C.
自身免疫性溶血症
D.
缺铁性贫血
E.
药物诱导溶血
【单选题】适于治疗癫痫不典型小发作和婴儿痉挛的药物是()
A.
地西泮
B.
苯妥英钠
C.
硝西泮
D.
丙戊酸钠
E.
卡马西平
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