Drawing a picture is the simplest way of put an idea down

1．________

on paper．This is where man began to write six thousand

2．________

years ago．The written words we now use came down to us

3．________

during a long period time．They were developed from the picture

4．________

writing．Except the Chinese, the American-Indians also developed

5．________

the ways of writing in pictures．So simple pictures

6．________

could not express man’s ideas freely．People need a better way

7．________

to express themselves．Thus the written words invented．After that

8．________

man invented papers to write their words on．The invention

9．________

of the paper has great changed man’s life．

10．________