The Internet is a （）system of interconnected computer networks that use thestandard Internet protocol suite (TCP/IP) to serve several billion users worldwide.
- A、global
- B、regional
- C、local
- D、national
正确答案:A
答案解析:有
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初级通信工程师
初级通信工程师
The Internet is a （）system of interconnected computer networks that use thestandard Internet protocol suite (TCP/IP) to serve several billion users worldwide.
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