According to the talk, what can NOT be concluded?
A.There are more and more computer crimes nowadays.
B.The expertise in computer operation can sometimes lead to crimes.
C.People commit computer crimes to challenge modern technology.
D.The police and justice departments are worried about computer crimes.
第2题
一般食盐在风干日粮中的用量为:牛、羊、马等草食家畜约占()%,猪和家禽一般以0.3%~0.5%为宜。
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