单选题
Which of the following about Internet is true according to the passage?
A、
The Internet is the greatest progress for this century.
B、
Efforts are needed to control Internet.
C、
Paraguay refused to sign a treaty for transmission.
D、
The United Nations has found ways to prevent Internet from developing.
【正确答案】
B
【答案解析】
文章第二段开门见山提到因特网是个大问题，整段内容都与因特网有关，所以不难判断出作者的意见是对因特网要采取一定的控制。
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