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2. We can buy almost everything through mail order.
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3. Viruses can be written into the program and files, and can destroy the infected computers.
4. You can dowhateveryou want overthe Internet, and the government can't handle theproblems.
If you can't take a correct attitude t the Internet, it will distract you from yourstudy, and you can get attitude to it.
喜树野生资源是我国珍稀濒危物种,1999年8月经国务院批准列为第____批国家重点保护野生植物,
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