No one knows how man learned to make words. Somehow he learned to make them.  1  the centuries went by, he 2  more and more new words. This is  3  we mean by  4  .

     People  5  in different countries made different kinds of   6  .

     Today there are about fifteen hundred  7  languages in the world. Each contains  8  words. A very large English  9  , for example, contains four or five hundred thousand words. But we  10  need all these. The words you know are  11 your vocabulary. You should try to make your vocabulary  12  . Read  13  many books as you  14  . When you meet a new word, find it in your dictionary. Your dictionary is your  15  useful book.

1. A. When          B. As           C. While           D. With

2. A. read           B. wrote         C. made           D. gained

3. A. What          B. which         C. that            D. this

4. A. book          B. language       C. words          D. letter

5. A. live           B. to live         C. living          D. lived

6. A. languages      B. dictionaries     C. tools           D. words

7. A. hard           B. difficult       C. different        D. important

  8. A. thousands of    B. thousand      C. thousands       D. thousand of

 9. A. dictionary      B. book         C. picture          D. country

  10. A may not       B. do not        C. must not         D. should not

  11. A. called        B. named        C. learned          D. spelled

  12. A. many        B. more         C. much            D. bigger

  13. A. so           B. as           C. very             D. such

  14. A. may         B. must         C. ought            D. can

  15. A. most        B. mostly        C. almost           D. nearly

 

1. I help him ______ he helps me. We help each other.

 A. but        B. and        C. or        D. though

   2. _______ he _____ I am a doctor.

     A. Both; and        B. Either; nor        C. Neither; nor        D. Neither; and 

   3. Some of us would like to act the story, ______ it isn’t finished yet.

     A. but        B. and        C. despite        D. so

   4. One more week, ______ we will finish the task.

     A. or        B. so that        C. and        D. if

   5. The ground must be just right ______ too wet ______ too dry.

     A. either; or        B. both; and        C. between; and        D. neither; nor

   6. Sam was ill yesterday, so he _____ his homework.

     A. didn’t        B. not did        C. didn’t do        D. didn’t did

   7. Sorry, there’s only one seat left. ______ you ______ she can have it.

     A. Neither; nor        B. Either; or        C. Both; and        D. Not; but

   8. He _____ coffee at all. He _____ tea.

     A. doesn’t like; prefers        B. likes; doesn’t prefer

     C. would like; not prefers      D. prefers; it not food of

   9. We ______ happy about the price of meat.

     A. don’t        B. are not         C. won’t        D. weren’t being

   10. You ______ make such mistakes again.

     A. should never        B. should not always        C. would always not        D. would not forever