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【多选题】
关于大数据的来源，以下理解正确的是A.
数据的产生需要经历很长时间
B.
大数据是数据量变积累达到质变的结果
C.
当今的世界，基本上一切都可以用数字表达，所以叫数字化的世界
D.
我们每个人都是数据的制造者
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举一反三
【简答题】They were unable to think of an alternative ____ selling an equity stake.
【单选题】以下电力电子器件中既是全控型器件又是电压驱动型的器件是
A.
IGBT , GTO
B.
电力 MOSFET , GTR
C.
IGBT , 电力 MOSFET
D.
GTO , GTR
【单选题】They were unable to prove that he died as a direct result of the ______ from his doctor.
A.
injection
B.
ability
C.
prosperity
D.
definition
【单选题】以下电力电子器件中既是全控型器件又是电流驱动型的器件是
A.
IGBT , GTO
B.
电力 MOSFET , GTR
C.
IGBT , 电力 MOSFET
D.
GTO , GTR
【单选题】They were unable to ______ an explanation as to why an injury to one side of the head affected the opposite side of the body
A.
devise
B.
device
C.
decent
D.
revise
【单选题】From the last two paragraphs, it can be inferred that ______.
A.
once you become an alcoholic you can never quit drinking
B.
you can easily abstain from drinking once you make up your mind
C.
to abstain from drinking, one needs not only medical treatment but also personal determination
D.
a brief stay in the hospital can help one quit drinking
【单选题】They were unable to _____ the telephone network economically.
A.
work
B.
set
C.
run
D.
take
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