问题详情：
阅读填空
阅读下面的短文，在空白处填入适当的内容或括号内单词的正确形式（每空不多于三个单词）。
E-book is short for electronic (电子的) book. It is usually read on 1 (person) computers. Some mobile phones can also be used to read e-books.
Earlier e-books were written for a specific group of 2 (read) and were about only a few subjects. 3 the development of the internet, knowledge and answers to a lot of questions mainly come from e-books. This is 4 the e-book Business is increasing quickly.
E-books have many advantages. First, they save time. We don't need to go to a bookstore to buy books, besides, we can find the topic we want to know about on the Internet, 5 then we can quickly get many e-books on similar topics. 6 (two), e-books save money. Some e-books cost a little money, and there are millions of e-books on the Internet that we can get for free. Third, more trees are saved because e-books don't need to be printed(印刷) on paper. Fourth, e-books make reading 7 (convenient). You can carry a whole library of hundreds of books with you in a small computer or any e-book reader (电子阅读器) without worrying about their weight.
8 e-books have certain disadvantages. They need a personal computer 9 an e-book reader and the information can be lost if its file format (文件格式) is not supported or changed in the reader's computer. However, e-books provide 10 (we) with a new way of reading. That is good.
【回答】
onal 2. readers 3. With 4. why 5. and
6. Second/Secondly 7. More convenient
8. But 9. or 10. us
知识点：短文填空
题型：阅读填空
