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【单选题】
A user has been having difficulty with their PC. Which of the following is the BEST response atechnician should give when a user asks for the definition of a particular bluescreen message?（）A.
“It is a message that informs the technician of what hardware needs to be replaced.”
B.
“A bluescreen message is just another name for an error.”
C.
“It provides the technician with more information about the problem.”
D.
“It is a complex message that is very difficult to explain to those who are not familiar with computers.”
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【简答题】B类MDU系列光终端用于( )组网方式,C类MDU用于( )组网方式,A类ONU用于( )组网方式。
【多选题】PLC选型时，CPU的性能指标是可编程控制器各项性能指标中最重要的，CPU主要的性能指标主要有哪些？
A.
主频、工作电压。
B.
内存总线速度。
C.
高速缓存。
D.
协处理器、动态处理。
【简答题】A．People who restore old houses. B．People who sell houses. C．People who design new houses. D．People who want to buy a house.
【单选题】In Paragraph 2, the word 'athlete' means ______.
A.
people who support the games
B.
people who watch the games
C.
people who organize the games
D.
people who compete in the games
【简答题】A．People who are hurt in accidents. B．People whose faces were burned. C．People who suffer from cancer. D．People who want to be more beautiful.
【单选题】Whom are these safety- rules for?
A.
People who drive.
B.
People who ride bikes.
C.
People who walk.
【单选题】'The follows of the inkpots' refers to ______.
A.
people who follow Dreiser
B.
people who write books for Dreiser
C.
people who like inkpots
D.
people who write
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