题目内容
4．It isnecessary （必要的） to learn English well．分析 学好英语很有必要．
解答 答案：necessary．
根据题干It is--（必要的） to learn English well．可知句意为：学好英语对很有必要．It is necessary to do sth做某事有必要．necessary，形容词，必要的．故填：necessary．
点评 本题主要考查翻译填空，做此类题目，首先结合提示词，弄清句意．然后再根据句法，语法，确定单词的准确形式．
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But in fact，only one third of the world's population are able to get information on the Internet．The rest are too poor to buy WiFi access（使用权） or they live in remote areas．As a result，they live without the Internet．
Google and Facebook，two world-famous technology companies，have decided to do something about it．Google's Project Loon will try to send balloons which are 15meters wide into our Earth's stratosphere（平流层） in 2015．The balloons are made of a special material that is three times thicker than the plastic bag we use every day．Each balloon will carry a minicomputer and a WiFi radio．The WiFi radio will send the Internet over the areas it is floating over．Then people can get up-to-date information on weather or news．
42．The underlined word"remote"meansB in the passage．
A．crowded
B．faraway
C．near
D．modern
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B．People can do lots of things on the Internet．
C．The WiFi radio can send the Internet without any help．
D．The material of the balloons is not as thick as our usual plastic bag．
45．The main idea of the last paragraph isA．
A．how to send the Internet
B．how to use the Internet
C．what the balloons look like
D．how soon people will get WiFi from the sky．
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