语法填空 算盘 the Abacus
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Have you ever wondered 56 you would do to solve math problems if you
didn't have a calculator or computer or even pencil and paper? People in China have
used an ancient counting tool 57 (perform) mathematical operations. The
Chinese calculator's name is "suanpan", but it is known 58 "abacus" in English.
The abacus ， 59 (date) back to the Han Dynasty, is one of the symbols of
Chinese people's wisdom The abacus has had a far-reaching influence on science
and technology, language, literature, art, architecture and many 60 fields of
China and even some areas of the world. Meanwhile, the abacus has affected people
‘ s characters, such as honesty and diligence. For centuries, this simple counting
device 61 (pass) down through different dynasties with its original design and
purpose 62 (actual) unchanged. Calculations can be made on it immediately, with
the device storing the results in "visual storage" much like a computer display.
When working with an amount of 63 (number), an abacus is practically faster,
since it has a 64 (good) "keyboard" than the Western calculators. Anyway, the
small abacus has made an outstanding contribution in the fields of human
intellectual development, just as the computer does in today's 65 (social).
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