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【单选题】
In eukaryotic organisms, the chemical reactions associated with the chemical equation shown in the passage typically occur within which of the following structures?
A.
Chloroplasts
B.
Mitochondria
C.
Lysosomes
D.
Nuclei
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【单选题】What’s_______with_______?He doesn’t look happy.
A.
matter, he     
B.
the matter, him    
C.
a matter, himself
【判断题】为了迎合消费者的偏好,在动物饲养时加入瘦肉精,会使动物组织发生分布,提高精瘦肉的比例,但会对消费者的健康造成损害。
A.
正确
B.
错误
【单选题】It doesn’t matter,’ I said. I .
A.
don’t remember
B.
don’t know
C.
don’t mind
D.
don’t matter
【简答题】列车定员数取决于车辆的尺寸、车厢内座及其( )、车门数量及其设置等因素。
【单选题】—You look tired. What ’s the matter? — ______________
A.
It doesn ’t matter.
B.
Oh, my head aches badly.
C.
It is not the matter.
D.
Don’t worry.
【单选题】The Weiler-Atherton polygon clipping algorithm will stop when _____.
A.
an entering vertex is encountered
B.
a leaving vertex is encountered
C.
a loop of vertices is complete
D.
all vertices are processed
【判断题】Weiler-Atherton算法可以裁剪任意形状的多边形。
A.
正确
B.
错误
【单选题】I'll  finish the  job, _______ long it takes. [     ]
A.
  I don't matter when
B.
  not matter how
C.
  it doesn't matter if
D.
  no matter how
【单选题】It doesn't matter if they want to come to your party, _____? [     ]
A.
doesn't it
B.
does it
C.
don't they
D.
do they
【单选题】In Weiler-Atherton polygon clipping algorithm, a polygon is represented as ______.
A.
a set of vertices
B.
a set of edges
C.
a circular list of vertices
D.
a circular list of edges
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