影响个性形成的因素是什么?
参考答案:
先天遗传因素和后天社会环境因素,后天因素主要有家庭影响、文化传统因素影响和社会阶级、阶层影响等。
Melissa and LoveLetter made use of the trust that exists between friends or colleagues.Imagine receiving an (71) from a friend who asks you to open it. This is what happens with Melissa and several other similar email (72) . Upon running, such worms usually proceed to send themselves out to email addresses from the victim’s address book, previous emails, web pages (73) . As administrators seek to block dangerous email attachments through the recognition of well-known (74) , virus writers use other extensions to circumvent such protection.Executable (.exe) files are renamed to .bat and .cmd plus a whole list of other extensions and will still run and successfully infect target users. Frequently, hackers try to penetrate networks by sending an attachment that looks like a flash movie, which, while displaying some cute animation, simultaneously runs commands in the background to steal your passwords and give the (75) access to your network.
(74)处填()。
A.names
B.cookies
C.software
D.extensions
稠度试验结果取两次试验结果的()作为测定值,精确至1mm;当两次试验值之差大于()时,应重新取样测定。