根据课文内容判断句子正误。Pepople can get the record of monthly energy comsuption from meter readers' hand.
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根据课文内容判断句子正误。Computers can do many unpleasant or too dangerous jobs instead of human beings.
A. 对
B. 错
Users have to enter a _______ to gain access to a network.
A. password
B. firewall
C. link
Industry experts say only education and good _______will stop information theft.
A. protection
B. security
C. firewall
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