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The development of modern chemistry was the culmination of a four-thousands-year process that began with ancient musing on the nature of matter and the composition of the universe.

(1) four-thousands-year
(2) that
(3) musing
(4) matter

Source:http://sabrd.alc.co.jp/toefl/grammar/index.html
wakuover 3 years ago
accuracy rate:25 %
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