the Internet is an important part of our daily life, about 3.9 billion people are still not online.(5.0)(5.0)(5.0)

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（ ）is a standard way of specifying the location of an object, typically a web page on the Internet.

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单选题

The connection between two networks to from an internet is handled by a machine known as a （ ）.

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单选题

the Internet is an important part of our daily life, about 3.9 billion people are still not online.(5.0)(5.0)(5.0)

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单选题

( ) is exactly analogous to a marketplace on the Internet.

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单选题

The core protocol of Internet is（ ）。Internet的核心协议是（ ）。

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