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【判断题】
交流发电机的定子组件是产生磁场的。 ( )
A.
正确
B.
错误
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【单选题】PE is more popular than ______.
A.
any other subject
B.
all the subjects
C.
any subject
D.
other subject
【简答题】An ysis by Mount Sinai researchers of over eight years of dietary data from more than 400,000 people has found that the relationship between high consumption of fruits and vegetables and a reduced...
【单选题】The population growth mostly happens in cities of developing countries and more than 60 percent population live in cities.
A.
Y
B.
N
C.
NG
【单选题】In the summer of 1996,0 -157 bacteria left _____ with food -poisoning.
A.
more than 8,000 people
B.
exactly 8,282 people
C.
more than 9,500 people
D.
all together about 18,000 people
【单选题】Every year more than 500 students are ______ into universities for further study. [     ]
A.
admitted
B.
persuaded
C.
advised
D.
attended
【单选题】危险化学品安全技术 本部分共10小题,每小题1分。每题的备选项中只有一个最符合题意。 根据国家标准《常用化学危险品贮存通则》(GB 15603-1995)的规定,贮存的危险化学品应有明显的标志。在同一区域储存两种或两种以上不同危险级别的危险化学品,应( )。
A.
按中等危险等级化学品的性能标志
B.
按最低等级危险化学品的性能标志
C.
按最高等级的危险化学品标志
D.
按同类危险化学品的性能标志
【单选题】教材P218,5.5.3题。图中BJT的β=100,Vbe=0.7V,Rsi=2kΩ。图同上题图 (6)两个输出端Vo1,Vo2对应的输出电阻Ro1、Ro2的大小比较。
A.
Ro1、Ro2基本相等
B.
Ro1较大、Ro2较小
C.
Ro1较小、Ro2较大
【判断题】谁赚的钱更多,谁的人生价值更高。
A.
正确
B.
错误
【单选题】有“大漠雄关”“天下第一雄关”之称的是
A.
娘子关
B.
雁门关
C.
嘉峪关
D.
山海关
【单选题】The study of nearly 10,000 people showed that those who drank more than two cups of coffee or tea per day developed the disease at half the rate of those who drank _________ than one cup each day.
A.
little
B.
less
C.
more
D.
fewer
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