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【单选题】
男,15岁,学生。右膝关节持续性疼痛3个月。活动后疼痛加重,夜间痛较白天明显。体格检查:左股骨远端增高,静脉怒张。可触及一4cm×3cm×3cm大小包块,质硬,边界不清,活动度小。X线显示股骨远端溶骨性改变,可见Codman三角。该患者最可能的诊断是A.
右股骨骨巨细胞瘤
B.
右股骨骨母细胞瘤
C.
右股骨骨样骨瘤
D.
右股骨骨肉瘤
E.
右股骨血管瘤
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【简答题】2-6多媒体信息处理的对象主要包括了文字、图形、图像、声音、_________和视频。
【简答题】It seems that he has nothing to do the moment.
【单选题】—Mike doesn't look happy. What's wrong with him? —It seems that he has some trouble ______ that problem. [ ]
A.
solve
B.
solves
C.
solving
D.
to solve
【单选题】Ray is a new graduate, and it seems that he has difficulty in dealing with ________ problems arise.
A.
whichever
B.
whenever
C.
whatever
D.
wherever
【单选题】It seems that he has spent a large sum of money _______ that house.
A.
in
B.
for
C.
on
D.
at
【单选题】It seems that he has no pen ______.
A.
to write
B.
to write with
C.
writing
D.
writing with
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