完形填空。
A good dictionary is    1   important tool (工具). It will tell you    2   only what a word means but
   3    how it   4   . A dictionary needs to be printed again about every ten years. Languages develop (发展)
and a good dictionary must    5   these new changes.
A new English dictionary will only tell you    6   most people use the language today. It will not tell you
what is right    7   wrong. It may tell you the right time to use a word. If only    8   people use a word, a
dictionary will    9   tell you this or not list (编列) it.
   10   dictionary will tell you many interesting facts. If you type (用打字机打) a word and the word is too
long,   11  in your dictionary. All dictionaries show you   12   to break (拆开) a word. And they also show
you how a word   13   .
Every dictionary, of course, tells you what a word means. But some words, like "get" or "take", may have
lots of meanings (意思). In some dictionaries, the main (主要的) meanings are often listed first. In  14   , the
newest meanings are listed last. So before you use your dictionary, you should always   15   the front part.
This part explains   16   .
Some dictionaries also show you where a word comes   17   . Do you know that the word "brand" (标记)
comes from an old word? This old word means "to burn". This is because   18   years ago people burned their
names on tables or boats to show who   19   them. They also burned their own names on their farm animals
  20   they would not be stolen.
Your dictionary also has a lot of other interesting facts in it. After you have learned to use a dictionary, it
can become your best useful book.
(     )1. A. a
(     )2. A. no
(     )3. A. too
(     )4. A. uses
(     )5. A. to show
(     )6. A. how
(     )7. A. and
(     )8. A. a little
(     )9. A. neither
(     )10. A. Every
(     )11. A. look up it
(     )12. A. when
(     )13. A. speaks
(     )14. A. another
(     )15. A. see
(     )16. A. how use it
(     )17. A. into
(     )18. A. hundreds of
(     )19. A. builds
(     )20. A.when

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