阅读下面文章，回答有关小题，注意括号内的词数。
[1]A person searches various websites for different reasons, such as school, work, or entertainment. For teenagers, many informative resources on the Internet can be used. As a matter of fact, there are educational, music and art websites that are truly helpful to teenagers, because they can help ______________.
[2]Educational websites are helpful to teenager in doing school work and searching for a college. Some can help studying for tests, explaining a lesson, and doing homework. Some can help find the right schools based on one’s interests. And still others have pages devoted to the social life at each of the colleges or the specific activities that occur at a certain school.
[3]Some free music sites make it possible to meet teenagers’ musical tastes. On these sites, all types of music are available such as pop, rock, jazz, and country. One can type in a song, category or artist and his or her entire catalog appears. Then, the listener can make multiple playlists without creating an account with the site.
[4]There are various art websites that can help students to appreciate and create art pieces. On these sites, a student can view various photos and art pieces from different mediums or create an account with the website to upload their art pieces for people to see. In addition, one can enjoy various art projects that people have created on show for the rest of the world.
[5]Truly informative resources are offered on the Internet. The best suggestion one can receive is to try to look for new websites that can help in the educational, music or art area, so one can become learned and knowledgeable.
86. What’s the main idea of the text?(no more than 10 words)
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87. Fill in the blank in Paragraph 1 with proper words.(no more than 7 words)
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88. According to the passage, what can you do if you want to listen to some music when visiting free music sites?(no more than 10 words)
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89. What does the author want to tell us in Paragraph 4?(no more than 15 words)
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90. Translate the underlined sentence in the last paragraph.
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