To: Roger Watkins(rwatkins@nex.net) From: Online Shops Unlimited(shop@xec.rrs) Subject: Account security Dear Mr. Watkins, Our r

admin2016-10-30  21

问题 To: Roger Watkins(rwatkins@nex.net)
From: Online Shops Unlimited(shop@xec.rrs)
Subject: Account security
Dear Mr. Watkins,
Our records show that you tried to recover a【K1】______PIN number on August 30.
Please record your new PIN number and always keep it【K2】______. Remember that your PIN allows access to secure information. If you think someone else knows it, you【K3】______it immediately. Please feel free to call our customer service department with any further questions you might have.
Thank you,
Judy Severn,
Customer Service Director
【K2】

选项 A、personal
B、mutual
C、confidential
D、potential

答案C

解析 该题要挑选出符合语义的形容词。关键是怎样保护个人识别码即密码。personal(私人的),mutual(相互间的),potential(潜在的)并不符合此处语义要求。符合语义的是(C)confidential(机密的,秘密的)。
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