Can you imagine a classroom without one thing that has long been considered a necessary part? No notebooks, no textbooks, no test papers. Nor are there any pencils or pens, which always seem to run out of ink at the critical moment.
A “Paperless classroom” is what more and more schools are trying to realize. Students don’t do any handwriting in this class. Instead, they use hand-sized or specially-designed computers. The teacher downloads texts from Internet libraries and sends them to every student’s personal computer.
Having computers also means that students can use the Web. They can look up information on any subject they’re studying, from maths to social science.
A high school teacher, Judy Herrel in Florida, US, described how her class used the Web. “Using a book that’s three or four years old is impossible,” she said.
A paperless classroom is a big step towards reducing the waste of paper.
“Think about the money and trees we could save with the computers,” she said.
But, with all this technology, there’s always a risk that the machines will break down. So, in case of a power failure or a technical problem, paper textbooks should still be widely available (可得到的) for these students.
1.The underlined word “critical” in the first paragraph probably has the same meaning as _______.
A. worrying B. dangerous C. happy D. important
2.You are sure to find __________ in a paperless classroom.
A. pens B. computers C. test papers D. notebooks
3.According to Judy Herrel, __________.
A. the Web can talk the students everywhere
B. the Web can take the place of teachers
C. the Web is a better tool for information
D. the Web is for downloading information
4.The paper textbooks should still be widely available because __________.
A. students won’t have trouble with their pens
B. computers may break down sometimes
C. students may not get all information from the Internet
D. paper textbooks may give students more information
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閱讀短文,根據(jù)其內(nèi)容回答問(wèn)題。
●Some web sites are wonderful, but some the teenagers should stay away.
Caution(警告):Web sites sometimes ask you for information about yourself before you enter.Never type any information about yourself.And also remember not to download anything unless you’re quite sure it is from a safe place.
Some teenagers have their own web sites.That’s good.But if you post something on the web, be sure not to send your home address, telephone number, or photograph.If you do want to keep in touch with someone, just give an E-mail address.
●Chat rooms(聊天室)are probably the most dangerous places on the Internet.
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●Instant(即時(shí)的)messaging(IM)has become popular among teenagers.You type a message and then click“send”.The message will soon be on another person’s screen(屏幕).You can send instant messages on computers and cell phones.
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1.Is it good to send your home address while posting on line?
___________________________________________.
2.Which is the better way to keep in touch with someone, giving an email address or sending your phone number?
___________________________________________.
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___________________________________________.
4.How can you send instant messages?
___________________________________________.
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___________________________________________.
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A. Because they are expensive.
B. Because they are cheap.
C. Because they are hard to write.
D. Because they are not important.
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A. one
B. two
C. three
D. four
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A. Do you want to come?
B. Do you wear two caps?
C. Do you want two cakes?
D. Do you go home early?
4. Why do people use emoticons?
A. Because they can show how the users feel.
B. Because the symbols are beautiful.
C. Because the text messages are short.
D. Because the users can't make the words shorter.
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