短文填空： 根据文章内容在空白处填入合适的单词，每空只限一词。

     I'm a computer. I was born in 1642. Over time I have 1_____ changed a lot. At first I was a calculating

machine and it took 200 years before I was built as an analytical machine. After I was programmed by an

operator, I could think logically and produced an answer quicker 2_____ any person. In 1936 I was made

to work as a universal machine to 3_____ any difficult mathematical problem. From then 4_____, I grew

rapidly both in size 5_____ in brainpower. 6_____ the 1940s I had grown as large as a room. As time went

by, I was made smaller.

     These changes became possible as my memory improved. 7_____ it was stored in tubes then on transistors

and later on very small chips. As a 8_____, I totally changed my shape. Over time my memory has developed

so much 9_____ I never forget anything I have been told. Now I was able to share my knowledge with others

10_____ the World Wide Web.