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【单选题】
The pen I am using now ______ my brother.
A.
belongs to
B.
is belonging to
C.
belongs
D.
is belonging to
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【判断题】混合位错的柏氏矢量可以分解为刃型分量和螺型分量。
A.
正确
B.
错误
【单选题】He asked _________ for the compute
A.
Did I pay how much
B.
I paid how much
C.
How much did I pay
D.
how much I paid
【判断题】He still remembers being taken to Shanghai when he was very young.()1.He still remembers being taken to Shanghai when he was very young.()
A.
正确
B.
错误
【单选题】Alice explains things very well, what she says can be understood very _______. [     ]
A.
quietly
B.
carefully
C.
slowly
D.
clearly
【单选题】He is ______ a writer.
A.
failure as
B.
a failure as
C.
the failure for
D.
a failure with
【单选题】混合位错的位错线与柏氏矢量的关系是
A.
平行
B.
垂直
C.
无关
D.
既不平行,也不垂直
【简答题】听下面的材料,回答1-3题 1. What is the woman doing? A. She is warning the man to drive slowly and carefully. B. She is talking with the man about her driving experience. C. She is learning to drive. 2. What's t...
【单选题】He bought a pair of shorts .
A.
短的
B.
短裤
C.
短裙
【简答题】柏氏矢量的物理意义是什么,请说明刃型位错与螺型位错及混合位错的柏氏矢量的方向与位错线的关系。
【单选题】混合位错的柏氏矢量()。
A.
与位错线平行
B.
与位错线不平行,也不垂直
C.
与位错线垂直
D.
与位错线正方向无关
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