The word "plagiarize" (Line 4, Para. 5) most probably meas "______". A) steal and use C) make public B) give reward to D) take and change
A. The word "plagiarize" (Line 4, Para. 5) most probably meas "______".
B. steal and use
C. give reward to
D. make public
E. take and change
From the passage we learn that ______.
A. an invention will not benefit the inventor unless it is reduced to commerical practice
B. products are actually inventions which were made a long time ago
C. it is much cheaper to buy an old patent than a new one
D. patent experts often recommend. patents to others by conducing a search through dead patents
如高度怀疑胰腺癌时，下列哪项对确诊无帮助
A. 胰周淋巴结肿大
B. 胃黏膜增粗紊乱
C. 十二指肠圈扩大
D. 肠系膜上静脉推压受侵
E. 肠系膜上动脉推压受侵
关于男性真性红细胞增多症的实验室诊断标准正确的是（）
A. 血红蛋白＞170g/L
B. 血细胞比容＞0.5
C. 红细胞数量＞6.5×1012/L
D. 血小板数目＞100×109/L
E. 白细胞数目＞5×109/L
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