It is estimated that some seven hundred million people—about half the world’s adult population—are unable to read or write, and there are probably two hundred and fifty mil lion more whose level of achievement in reading is so small that it can hardly be thought of as literacy.
Recently the attack on illiteracy has been speeded up. A world plan has been made by a committee of UNESCO experts in Paris as part of the United Nations Development Decade, and an international conference on the subject has also been held. UNESCO says that functional literacy is the aim. People must have the ability to read notices, newspapers, timetables, letters, price-lists；to keep simple records and accounts and to fill in forms.
The major areas of illiteracy are in Asia, Africa, and Central and South America. In Africa there are at least one hundred million illiterates, comprising eighty to eighty-five percent of the total population. In Europe the figure is about tw
A. seven hundred million
B. one hundred and twenty-five million
C. eight or eight point five thousand million
D. one hundred million
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