2. 计算机
  3. Password　is　a　secret　series　of(69)that　enables　a　user　to　access　a　file,　computer,　or　program.　On　multi-user　systems,　each　user　m

Password　is　a　secret　series　of(69)that　enables　a　user　to　access　a　file,　computer,　or　program.　On　multi-user　systems,　each　user　m

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问题 Password　is　a　secret　series　of(69)that　enables　a　user　to　access　a　file,　computer,　or　program.　On　multi-user　systems,　each　user　must　enter　his　or　her　password　before　the　computer　will　respond　to(70).　The　password　helps　ensure　that(71)users　do　not　access　the　computer.　In　addition,　data　files　and　programs　may　require　a　password.
选项 A、power
B、authorized
C、accredit
D、unauthorized
答案D
解析 unauthorized意思为“未经过授权的”。结合题意，可知答案为D。
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