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【单选题】
—“Les Miserables” is a wonderful film. —_______. I’ve never seen such a moving film before.
A.
I’m afraid that’s not true
B.
I don’t’ like it at all
C.
I’m not sure if you are right
D.
I think so, too.
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【简答题】Climate change connected with the reduction of wetlands at the source of the country's two longest rivers, the Yangtze and the Yellow, has reduced the volume of water flowing into them, scientists sai...
【单选题】噬菌体的生物学特性与下列哪种微生物相似?
A.
细菌
B.
病毒
C.
支原体
D.
衣原体
【单选题】Statistics show a 20% reduction in burglary _____with last year. [     ]
A.
compared
B.
comparing
C.
having compared
D.
having been compared
【简答题】在昼间,股道号码信号显示两臂向上直伸,表示是( )道股道号码信号。
【单选题】Cost Reduction Programs Marketing Exclusive Inc. provides customized cost reduction plans which are designed to improve profitability. These plans are very structured and will cover a wide range of co...
A.
Analyzing existing financial conditions.
B.
Interviewing department heads.
C.
Developing specific guidelines.
D.
Establishing goals of cost cutting plan.
【单选题】毒理学研究中提倡3R原则是指
A.
replacement/reduction/refinement
B.
replacement/recovery/refinement
C.
replacement/reduction/reference
D.
replacement/recovery/reactivity
E.
replacement/recovery/reference
【单选题】动物试验的“3R”原则不包括
A.
减少(reduction)
B.
优化(refinement)
C.
限制(restriction)
D.
替代(replacement)
【单选题】In paragraph 3, which of the following is NOT given as a reason for a reduction in death rates?
A.
New inventions.
B.
Better hygiene.
C.
Improved food production.
D.
Better control of fatal diseases.
【单选题】细菌因带有噬菌体后,某些生物学性状发生改变的是( )
A.
毒性噬菌体
B.
温和噬菌体
C.
噬菌体
D.
前噬菌体
E.
溶原性转换
【简答题】在昼间,股道号码显示两臂向上直伸,表示是()道股道号码信号。
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