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【多选题】
山东科技大学学生专利研究及申请资助项目所申报项目学生以申请发明.实用新型等专利为目的的研究。拟申请的专利应当具有专利属性，即（）。A.
新颖性
B.
创造性
C.
流行性
D.
实用性
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举一反三
【单选题】The writer was _____ in his writing that he forgot to flick the ashes from his cigar.
A.
concentrated
B.
devoted
C.
absorbed
D.
fixed
【单选题】He grew more and more absorbed in his work, ______ he almost forgot his meals.
A.
that to such an extent
B.
to an extent such that
C.
to such an extent
D.
such that to an extent
【单选题】The writer was so ______ in his writing that he forgot to flick the ashes from his cigar.
A.
fixed
B.
concentrated
C.
absorbed
D.
focused
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