The 18 areas of illiteracy are in Asia, Africa, and Central and South America. In Africa there are at least one hundred million illiterates, 19 eighty to eighty-five per cent of the 20 population. In Europe the figure is about twenty-four million, most of them in Southern Europe, with Spain, Italy, Portugal, and Yugoslavia heading the list .

　　A. basic B. citizenship C. stepped D. some

　　E. major F. barely G. sort H. membership

　　I. superior J. entire K. scarcely L. constituting

　　M. total N. subject O. comprising

　　II. D 12. F 13. C 14. N 15. A 16. B 17. G 18. E 19. O 20. M

　　From this it is hoped that a 20 of drought cycles can be determined in the American Southwest. Such information will be of great help in determining the life and ecology of that region of the United States.

　　A. thus B. model C. variation D. concept

　　E. accuracy F. exciting G. consists H. given

　　I. proposition J. composes K. further L. pattern

　　M. supplemented N. reliable O. excellent

　　II. C 12. H 13. D 14. E 15. M 16. A 17. N 18. F 19. G 20. L

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