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【单选题】
当物料提升机安装高度大于或等于( )m时,不得使用缆风绳。
A.
15
B.
20
C.
24
D.
30
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【简答题】是决定当代中国命运的关键抉择。
【简答题】What are the prevailing opinions about science? 2. In regard to the connection of science with useful inventions, how did the scientific men and outsiders' ideas differ from each other? 3. How did sci...
【判断题】苦干实干是决定当代中国命运的关键,也是决定实现“两个100年”奋斗目标、实现中华民族伟大复兴的关键。()
A.
正确
B.
错误
【判断题】张文东下围棋就怕输,输了棋就哭鼻子。
A.
正确
B.
错误
【单选题】How did science segregation occur?
A.
Parents provide soldiers or toy cars for boys and dolls for girls to play with in their childhood.
B.
Many women are discouraged from studying hard sciences because they are considered subjects "for nerds and losers".
C.
Sciences are seen as masculine, not fenimine.
D.
All of the above.
【单选题】How much did it cost to build the science lab?  Five ____ yuan.
A.
millions 
B.
million 
C.
millions of
【多选题】原始社会的氏族习惯之所以不能称为“法”,原因在于哪些方面?( )
A.
它与宗教规范、道德规范浑然一体,而且效力范围狭小
B.
它不是由国家制定或认可的
C.
它不是用语言或文字表述,且没有形成成文的或法典的形式
D.
它不是依靠法院、警察、监狱等机关来保证实施的
【单选题】How did science segregation occur?
A.
Parents provide soldiers or toy cars for boys and dolls for girls to play with in their childhood.
B.
Many women are discouraged from studying hard sciences because they are considered subjects "for nerds an losers".
C.
Sciences are seen as masculine, not feminine.
D.
All of the above.
【单选题】How did the science of preparing metals for use happen?
A.
By any planned purpose.
B.
By chance.
C.
With fire.
D.
On the part of those who were concerned about it.
【简答题】补全对话。 A. How about science? B. Did you get your ID card? C. What did your history teacher day? D. You'll have to try harder at science. E. I did OK in some subjects. F. Did you get your report card to...
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