题目内容：
根据以下材料，回答题Experts suggest using a different password for every website you visit, and changing the password every few months.It takes trouble to keep them in mind, but it' s well worth the 56_______ .Be 57_______ with your passwords and make it difficult it is for Someone to enter your 58_______ .The more 59_______ you make your password, the more difficult it is for Someone else to figure it 60_______ Use privacy settings(设置) on Social websites to 61_______ entry into your personal information and limit the 62_______ of private information you share.Even seemingly innocent information you expose about yourself could be used 63_______ you.I once read about a burglary(入室盗窃).It
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64_______ that the thieves selected that particular home 65_______ they discovered the owner was out of town by 66_______ a Facebook message.
According to personal safety experts, it isn't a(n) 67_______ experience.The information you post on websites can 68_______ criminal activity.You may not think 69_______ about posting the concert you are going to or your weekend away, but could be a(n) 70_______ for trouble.
Information on the Internet has made it easier for thieves to steal any information about you.
Never 71_______ your full birth date.Never respond to e-mails 72_______ personal or financial information.Do not freely offer personal information to anyone 73_______ you are certain who you are dealing with. 74_______ the necessary precautions (预防措施) is the best way to75_______you and your personal information stay protected.
第56题答案是_______ A．effect
B．effort
C．labor
D．matter
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