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【单选题】
下列哪种病变属于癌前病变（）A.
胃溃疡
B.
十二指肠溃疡
C.
慢性萎缩性胃炎
D.
糜烂性胃炎
E.
慢性肥厚性胃炎
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【单选题】The Internet affords anonymity to its users, a blessing to privacy and freedom of speech. But that very anonymity is also behind the explosion of cyber-crime that has 1 across the Web. Can privacy be ...
A.
swept
B.
skipped
C.
walked
D.
ridden
【简答题】Internet and Privacy Internet has 1) _________________ almost every aspect of our life and work. We can study and work by it; we can find a job; we can communicate; we can be entertained; we can do bu...
【简答题】(第三章)淬火钢的回火温度越高,钢的抗拉强度和硬度越 ________ 。
【单选题】An Internet _______ is a collection of utility programs designed to maintain your security and privacy while you are on the web.
A.
plug-in suite
B.
filter set
C.
security suite
D.
file transfer set
【简答题】Directions: For this part, you are allowed 30 minutes to write an essay on the topic : Internet and Privacy. You can cite examples to illustrate your views. You should write at least 150 words but no ...
【简答题】Internet and Privacy Directions : For this part , you are allowed 30 minutes to write a short essay entitled Internet and Privacy . 1.网络几乎已经渗透到方方面面,包括个人隐私。 2.网络会对个人隐私产生哪些影响? 3.应该如何帮张网络上的个人隐私?
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