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【单选题】
PLC采用的工作方式是（）。A.
键盘扫描方式
B.
I/O扫描方式
C.
集中处理的方式
D.
以上都不对
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【单选题】A diverse range of industry is established in Milton Keynes including many small firms.
A.
different
B.
similar
C.
difficult
D.
same
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A.
Good afternoon
B.
Goodbye
C.
Good evening
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A.
age
B.
ethnicity
C.
gender
D.
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A.
Good moring
B.
Goog afternoon
C.
Good night
D.
Good evening
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A.
diverse
B.
many
C.
classic
D.
popular
【简答题】Africa is a very diverse land with many different tribes. One tradition that many of these groups share is painting or marking their bodies and faces in color. They do this for many reasons. Some mark...
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A.
Good night.
B.
Hello!
C.
Good evening!
D.
No, I am
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