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【单选题】
____________ are the most structurally diverse macromolecules in the cell.A.
DNAs and RNAs
B.
Proteins
C.
Lipids
D.
Polysaccharides
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举一反三
【单选题】Hive on Tez用什么来表达数据处理任务
A.
Directed Acyclic Graph
B.
MapReduce
C.
Oozie Workflow
D.
Scoop Job
【简答题】A.He tried to avoid going to erous places. B.He tried his best to travel with someone else. C.He learnt how to recognize erous people. D.He usually traveled in the day instead of at night.
【单选题】以下关于雷达自动捕获目标的说法中不正确的是( )
A.
按照MSC192(79)决议，所有的雷达都应具备自动、手动捕获功能
B.
按照MSC192(79)决议，只有安装在10000总吨以上船舶的雷达才具备自动捕获功能
C.
自动捕获功能应与手动捕获功能配合使用
D.
自动捕获区应配合抑制区使用
【单选题】How did John react to his mother's bad temper?
A.
He tried to imagine himself in her place.
B.
He tried not to notice it.
C.
He pretended that he had toothache.
D.
He behaved himself as well as possible.
【简答题】以下关于雷达自动捕获目标的说法中不正确的是( )A. 3
【单选题】反向间接血凝试验的原理是
A.
血球上吸附抗原,检测未知的抗原
B.
血球上吸附抗体,检测未知的抗原
C.
血球上吸附抗体,检测未知的抗体
D.
血球上吸附抗原,检测未知的抗体
E.
以O型人血球检测未知的抗原
【单选题】Borger Sullivan is an air traffic controller at one of the nation's largest airports. His job is uninteresting and tension-packed job because it means directing hundreds of jet airplanes to safe landi...
A.
Boat rental business.
B.
Airline passengers.
C.
Chess club members.
D.
Airport employees.
【简答题】阅读理解。 John is an 11-year-old schoolboy. He goes to school at 7:30 every moming. It usually takes him thirty minutes to walk to school. On his way to school, there are four shop8. Here is the informati...
【简答题】A．He tried to imagine himself in her place. B．He tried not to notice it. C．He pretended he had toothache. D．He behaved himself as well as possible.
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