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问题 单项选择题

我国《合同法》规定了国际货物买卖合同的诉讼时效期限，《民法通则》规定了寄存财产被丢失或者损毁的诉讼时效期限，两者的诉讼时效期限分别为( )。

A．4年和2年

B．4年和1年

C．2年和4年

D．2年和1年

答案

参考答案：B

单项选择题

Melissa and LoveLetter made use of the trust that exists between friends or colleagues.Imagine receiving an （） from a friend who asks you to open it. This is what happens with Melissa and several other similar email （） . Upon running, such worms usually proceed to send themselves out to email addresses from the victim’s address book, previous emails, web pages （） . As administrators seek to block dangerous email attachments through the recognition of well-known （） , 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 （） access to your network.

This is what happens with Melissa and several other similar email（）

A．virtual

B．virus

C．worms

D．bacteria
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单项选择题

男性，35岁，上腹部挤压伤5小时，上腹部，腰部及右肩持续性疼痛，伴恶心，呕吐。查体，体温38.6℃上腹部肌紧张明显，有压痛，反跳痛(±)，移动性浊音(－)，肠鸣存在。血常规，白细胞18.6×109/L，中性粒细胞 90%，怀疑胰腺损伤。

该病人最可能合并损伤的脏器是

A．右肾

B．胃

C．横结肠

D．十二指肠

E．脾脏
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